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Author SHA1 Message Date
Hashem Alsaket
6aa66fd2b0 Update Hugging Face Hub notebook (#7236)
Description: `flan-t5-xl` hangs, updated to `flan-t5-xxl`. Tested all
stabilityai LLMs- all hang so removed from tutorial. Temperature > 0 to
prevent unintended determinism.
Issue: #3275 
Tag maintainer: @baskaryan
2023-07-05 20:45:02 -04:00
Mykola Zomchak
8afc8e6f5d Fix web_base.py (#6519)
Fix for bug in SitemapLoader

`aiohttp` `get` does not accept `verify` argument, and currently throws
error, so SitemapLoader is not working

This PR fixes it by removing `verify` param for `get` function call

Fixes #6107

#### Who can review?

Tag maintainers/contributors who might be interested:

@eyurtsev

---------

Co-authored-by: techcenary <127699216+techcenary@users.noreply.github.com>
2023-07-05 16:53:57 -07:00
William FH
f891f7d69f Skip evaluation of unfinished runs (#7235)
Cut down on errors logged

Co-authored-by: Ankush Gola <9536492+agola11@users.noreply.github.com>
2023-07-05 16:35:20 -07:00
William FH
83cf01683e Add 'eval' tag (#7209)
Add an "eval" tag to traced evaluation runs

Most of this PR is actually
https://github.com/hwchase17/langchain/pull/7207 but I can't diff off
two separate PRs

---------

Co-authored-by: Ankush Gola <9536492+agola11@users.noreply.github.com>
2023-07-05 16:28:34 -07:00
William FH
607708a411 Add tags support for langchaintracer (#7207) 2023-07-05 16:19:04 -07:00
William FH
75aa408f10 Send evaluator logs to new session (#7206)
Also stop specifying "eval" mode since explicit project modes are
deprecated
2023-07-05 16:15:29 -07:00
Harrison Chase
0dc700eebf Harrison/scene xplain (#7228)
Co-authored-by: Kevin Pham <37129444+deoxykev@users.noreply.github.com>
2023-07-05 18:34:50 -04:00
Harrison Chase
d6541da161 remove arize nb (#7238)
was causing some issues with docs build
2023-07-05 18:34:20 -04:00
Mike Nitsenko
d669b9ece9 Document loader for Cube Semantic Layer (#6882)
### Description

This pull request introduces the "Cube Semantic Layer" document loader,
which demonstrates the retrieval of Cube's data model metadata in a
format suitable for passing to LLMs as embeddings. This enhancement aims
to provide contextual information and improve the understanding of data.

Twitter handle:
@the_cube_dev

---------

Co-authored-by: rlm <pexpresss31@gmail.com>
2023-07-05 15:18:12 -07:00
Tom
e533da8bf2 Adding Marqo to vectorstore ecosystem (#7068)
This PR brings in a vectorstore interface for
[Marqo](https://www.marqo.ai/).

The Marqo vectorstore exposes some of Marqo's functionality in addition
the the VectorStore base class. The Marqo vectorstore also makes the
embedding parameter optional because inference for embeddings is an
inherent part of Marqo.

Docs, notebook examples and integration tests included.

Related PR:
https://github.com/hwchase17/langchain/pull/2807

---------

Co-authored-by: Tom Hamer <tom@marqo.ai>
Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
2023-07-05 14:44:12 -07:00
Filip Haltmayer
836d2009cb Update milvus and zilliz docstring (#7216)
Description:

Updating the docstrings for Milvus and Zilliz so that they appear
correctly on https://integrations.langchain.com/vectorstores. No changes
done to code.

Maintainer: 

@baskaryan

Signed-off-by: Filip Haltmayer <filip.haltmayer@zilliz.com>
2023-07-05 17:03:51 -04:00
Matt Robinson
d65b1951bd docs: update docs strings for base unstructured loaders (#7222)
### Summary

Updates the docstrings for the unstructured base loaders so more useful
information appears on the integrations page. If these look good, will
add similar docstrings to the other loaders.

### Reviewers
  - @rlancemartin
  - @eyurtsev
  - @hwchase17
2023-07-05 17:02:26 -04:00
Mike Salvatore
265f05b10e Enable InMemoryDocstore to be constructed without providing a dict (#6976)
- Description: Allow `InMemoryDocstore` to be created without passing a
dict to the constructor; the constructor can create a dict at runtime if
one isn't provided.
- Tag maintainer: @dev2049
2023-07-05 16:56:31 -04:00
Harrison Chase
47e7d09dff fix arize nb (#7227) 2023-07-05 16:55:48 -04:00
Feras Almannaa
79b59a8e06 optimize pgvector add_texts (#7185)
- Description: At the moment, inserting new embeddings to pgvector is
querying all embeddings every time as the defined `embeddings`
relationship is using the default params, which sets `lazy="select"`.
This change drastically improves the performance and adds a few
additional cleanups:
* remove `collection.embeddings.append` as it was querying all
embeddings on insert, replace with `collection_id` param
* centralize storing logic in add_embeddings function to reduce
duplication
  * remove boilerplate

- Issue: No issue was opened.
- Dependencies: None.
- Tag maintainer: this is a vectorstore update, so I think
@rlancemartin, @eyurtsev
- Twitter handle: @falmannaa
2023-07-05 13:19:42 -07:00
Harrison Chase
6711854e30 Harrison/dataforseo (#7214)
Co-authored-by: Alexander <sune357@gmail.com>
2023-07-05 16:02:02 -04:00
Richy Wang
cab7d86f23 Implement delete interface of vector store on AnalyticDB (#7170)
Hi, there
  This pull request contains two commit:
**1. Implement delete interface with optional ids parameter on
AnalyticDB.**
**2. Allow customization of database connection behavior by exposing
engine_args parameter in interfaces.**
- This commit adds the `engine_args` parameter to the interfaces,
allowing users to customize the behavior of the database connection. The
`engine_args` parameter accepts a dictionary of additional arguments
that will be passed to the create_engine function. Users can now modify
various aspects of the database connection, such as connection pool size
and recycle time. This enhancement provides more flexibility and control
to users when interacting with the database through the exposed
interfaces.

This commit is related to VectorStores @rlancemartin @eyurtsev 

Thank you for your attention and consideration.
2023-07-05 13:01:00 -07:00
Mike Salvatore
3ae11b7582 Handle kwargs in FAISS.load_local() (#6987)
- Description: This allows parameters such as `relevance_score_fn` to be
passed to the `FAISS` constructor via the `load_local()` class method.
-  Tag maintainer: @rlancemartin @eyurtsev
2023-07-05 15:56:40 -04:00
Jamal
a2f191a322 Replace JIRA Arbitrary Code Execution vulnerability with finer grain API wrapper (#6992)
This fixes #4833 and the critical vulnerability
https://nvd.nist.gov/vuln/detail/CVE-2023-34540

Previously, the JIRA API Wrapper had a mode that simply pipelined user
input into an `exec()` function.
[The intended use of the 'other' mode is to cover any of Atlassian's API
that don't have an existing
interface](cc33bde74f/langchain/tools/jira/prompt.py (L24))

Fortunately all of the [Atlassian JIRA API methods are subfunctions of
their `Jira`
class](https://atlassian-python-api.readthedocs.io/jira.html), so this
implementation calls these subfunctions directly.

As well as passing a string representation of the function to call, the
implementation flexibly allows for optionally passing args and/or
keyword-args. These are given as part of the dictionary input. Example:
```
    {
        "function": "update_issue_field",   #function to execute
        "args": [                           #list of ordered args similar to other examples in this JiraAPIWrapper
            "key",
            {"summary": "New summary"}
        ],
        "kwargs": {}                        #dict of key value keyword-args pairs
    }
```

the above is equivalent to `self.jira.update_issue_field("key",
{"summary": "New summary"})`

Alternate query schema designs are welcome to make querying easier
without passing and evaluating arbitrary python code. I considered
parsing (without evaluating) input python code and extracting the
function, args, and kwargs from there and then pipelining them into the
callable function via `*f(args, **kwargs)` - but this seemed more
direct.

@vowelparrot @dev2049

---------

Co-authored-by: Jamal Rahman <jamal.rahman@builder.ai>
2023-07-05 15:56:01 -04:00
Hakan Tekgul
61938a02a1 Create arize_llm_observability.ipynb (#7000)
Adding documentation and notebook for Arize callback handler. 

  - @dev2049
  - Agents / Tools / Toolkits: @vowelparrot
  - Tracing / Callbacks: @agola11
2023-07-05 15:55:47 -04:00
Leonid Ganeline
ecee4d6e92 docs: update youtube videos and tutorials (#6515)
added tutorials.mdx; updated youtube.mdx

Rationale: the Tutorials section in the documentation is top-priority.
(for example, https://pytorch.org/docs/stable/index.html) Not every
project has resources to make tutorials. We have such a privilege.
Community experts created several tutorials on YouTube. But the tutorial
links are now hidden on the YouTube page and not easily discovered by
first-time visitors.

- Added new videos and tutorials that were created since the last
update.
- Made some reprioritization between videos on the base of the view
numbers.

#### Who can review?

  - @hwchase17
    - @dev2049
2023-07-05 12:50:31 -07:00
Santiago Delgado
fa55c5a16b Fixed Office365 tool __init__.py files, tests, and get_tools() function (#7046)
## Description
Added Office365 tool modules to `__init__.py` files
## Issue
As described in Issue
https://github.com/hwchase17/langchain/issues/6936, the Office365
toolkit can't be loaded easily because it is not included in the
`__init__.py` files.
## Reviewer
@dev2049
2023-07-05 15:46:21 -04:00
wewebber-merlin
8a7c95e555 Retryable exception for empty OpenAI embedding. (#7070)
Description:

The OpenAI "embeddings" API intermittently falls into a failure state
where an embedding is returned as [ Nan ], rather than the expected 1536
floats. This patch checks for that state (specifically, for an embedding
of length 1) and if it occurs, throws an ApiError, which will cause the
chunk to be retried.

Issue:

I have been unable to find an official langchain issue for this problem,
but it is discussed (by another user) at
https://stackoverflow.com/questions/76469415/getting-embeddings-of-length-1-from-langchain-openaiembeddings

Maintainer: @dev2049

Testing: 

Since this is an intermittent OpenAI issue, I have not provided a unit
or integration test. The provided code has, though, been run
successfully over several million tokens.

---------

Co-authored-by: William Webber <william@williamwebber.com>
Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
2023-07-05 15:23:45 -04:00
Nuno Campos
e4459e423b Mark some output parsers as serializable (cross-checked w/ JS) (#7083)
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2023-07-05 14:53:56 -04:00
Ankush Gola
4c1c05c2c7 support adding custom metadata to runs (#7120)
- [x] wire up tools
- [x] wire up retrievers
- [x] add integration test

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2023-07-05 11:11:38 -07:00
Josh Reini
30d8d1d3d0 add trulens integration (#7096)
Description: Add TruLens integration.

Twitter: @trulensml

For review:
  - Tracing: @agola11
  - Tools: @hinthornw
2023-07-05 14:04:55 -04:00
Hyoseung Kim
9abf1847f4 Fix steamship import error (#7133)
Description: Fix steamship import error

When running multi_modal_output_agent:
field "steamship" not yet prepared so type is still a ForwardRef, you
might need to call SteamshipImageGenerationTool.update_forward_refs().

Tag maintainer: @hinthornw

---------

Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
2023-07-05 14:04:38 -04:00
Mohammad Mohtashim
7d92e9407b Jinja2 validation changed to issue warnings rather than issuing exceptions. (#7161)
- Description: If their are missing or extra variables when validating
Jinja 2 template then a warning is issued rather than raising an
exception. This allows for better flexibility for the developer as
described in #7044. Also changed the relevant test so pytest is checking
for raised warnings rather than exceptions.
  - Issue: #7044 
  - Tag maintainer: @hwchase17, @baskaryan

---------

Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
2023-07-05 14:04:29 -04:00
whying
e288410e72 fix: Chroma filter symbols not supporting LIKE and CONTAIN (#7169)
Fixing issue with SelfQueryRetriever due to unsupported LIKE and CONTAIN
comparators in Chroma's WHERE filter statements. This pull request
introduces a redefined set of comparators in Chroma to address the
problem and make it compatible with SelfQueryRetriever. For information
on the comparators supported by Chroma's filter, please refer to
https://docs.trychroma.com/usage-guide#using-where-filters.
<img width="495" alt="image"
src="https://github.com/hwchase17/langchain/assets/22267652/34789191-0293-4f63-9bdf-ad1e1f2567c4">

---------

Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
2023-07-05 14:04:18 -04:00
Nuno Campos
26409b01bd Remove extra base model (#7213)
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2023-07-05 14:02:27 -04:00
Samhita Alla
6f358bb04a make textstat optional in the flyte callback handler (#7186)
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This PR makes the `textstat` library optional in the Flyte callback
handler.

@hinthornw, would you mind reviewing this PR since you merged the flyte
callback handler code previously?

---------

Signed-off-by: Samhita Alla <aallasamhita@gmail.com>
2023-07-05 13:15:56 -04:00
Conrad Fernandez
6eff0fa2ca Added documentation for add_texts function for Pinecone integration (#7134)
- Description: added some documentation to the Pinecone vector store
docs page.
- Issue: #7126 
- Dependencies: None
- Tag maintainer: @baskaryan 

I can add more documentation on the Pinecone integration functions as I
am going to go in great depth into this area. Just wanted to check with
the maintainers is if this is all good.
2023-07-05 13:11:37 -04:00
Nuno Campos
81e5b1ad36 Add serialized object to retriever start callback (#7074)
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2023-07-05 18:04:43 +01:00
Efkan S. Goktepe
baf48d3583 Replace stop clause with shorter, pythonic alternative (#7159)
Replace this comment with:
- Description: Replace `if var is not None:` with `if var:`, a concise
and pythonic alternative
  - Issue: N/A
  - Dependencies: None
  - Tag maintainer: Unsure
  - Twitter handle: N/A

Signed-off-by: serhatgktp <efkan@ibm.com>
2023-07-05 13:03:22 -04:00
Shuqian
8045870a0f fix: prevent adding an empty string to the result queue in AsyncIteratorCallbackHandler (#7180)
- Description: Modify the code for
AsyncIteratorCallbackHandler.on_llm_new_token to ensure that it does not
add an empty string to the result queue.
- Tag maintainer: @agola11

When using AsyncIteratorCallbackHandler with OpenAIFunctionsAgent, if
the LLM response function_call instead of direct answer, the
AsyncIteratorCallbackHandler.on_llm_new_token would be called with empty
string.
see also: langchain.chat_models.openai.ChatOpenAI._generate

An alternative solution is to modify the
langchain.chat_models.openai.ChatOpenAI._generate and do not call the
run_manager.on_llm_new_token when the token is empty string.
I am not sure which solution is better.

@hwchase17

---------

Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
2023-07-05 13:00:35 -04:00
felixocker
db98c44f8f Support for SPARQL (#7165)
# [SPARQL](https://www.w3.org/TR/rdf-sparql-query/) for
[LangChain](https://github.com/hwchase17/langchain)

## Description
LangChain support for knowledge graphs relying on W3C standards using
RDFlib: SPARQL/ RDF(S)/ OWL with special focus on RDF \
* Works with local files, files from the web, and SPARQL endpoints
* Supports both SELECT and UPDATE queries
* Includes both a Jupyter notebook with an example and integration tests

## Contribution compared to related PRs and discussions
* [Wikibase agent](https://github.com/hwchase17/langchain/pull/2690) -
uses SPARQL, but specifically for wikibase querying
* [Cypher qa](https://github.com/hwchase17/langchain/pull/5078) - graph
DB question answering for Neo4J via Cypher
* [PR 6050](https://github.com/hwchase17/langchain/pull/6050) - tries
something similar, but does not cover UPDATE queries and supports only
RDF
* Discussions on [w3c mailing list](mailto:semantic-web@w3.org) related
to the combination of LLMs (specifically ChatGPT) and knowledge graphs

## Dependencies
* [RDFlib](https://github.com/RDFLib/rdflib)

## Tag maintainer
Graph database related to memory -> @hwchase17
2023-07-05 13:00:16 -04:00
Paul Cook
7cd0936b1c Update in_memory.py to fix "TypeError: keywords must be strings" (#7202)
Update in_memory.py to fix "TypeError: keywords must be strings" on
certain dictionaries

Simple fix to prevent a "TypeError: keywords must be strings" error I
encountered in my use case.

@baskaryan 

Thanks! Hope useful!

---------

Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
2023-07-05 12:48:38 -04:00
Prakul Agarwal
38f853dfa3 Fixed typos in MongoDB Atlas Vector Search documentation (#7174)
Fix for typos in MongoDB Atlas Vector Search documentation
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2023-07-05 12:48:00 -04:00
Shuqian
ee1d488c03 fix: rename the invalid function name of GoogleSerperResults Tool for OpenAIFunctionCall (#7176)
- Description: rename the invalid function name of GoogleSerperResults
Tool for OpenAIFunctionCall
- Tag maintainer: @hinthornw

When I use the GoogleSerperResults in OpenAIFunctionCall agent, the
following error occurs:
```shell
openai.error.InvalidRequestError: 'Google Serrper Results JSON' does not match '^[a-zA-Z0-9_-]{1,64}$' - 'functions.0.name'
```

So I rename the GoogleSerperResults's property "name" from "Google
Serrper Results JSON" to "google_serrper_results_json" just like
GoogleSerperRun's name: "google_serper", and it works.
I guess this should be reasonable.
2023-07-05 12:47:50 -04:00
Nir Gazit
6666e422c6 fix: missing parameter in POST/PUT/PATCH HTTP requests (#7194)
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network access,
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  - DataLoaders / VectorStores / Retrievers: @rlancemartin, @eyurtsev
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If no one reviews your PR within a few days, feel free to @-mention the
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 -->
@hinthornw

---------

Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
2023-07-05 12:47:30 -04:00
Harrison Chase
8410c6a747 add token max parameter (#7204) 2023-07-05 12:09:25 -04:00
Harrison Chase
7b585c7585 add tqdm to embeddings (#7205)
for longer running embeddings, can be helpful to visualize
2023-07-05 12:04:22 -04:00
Raouf Chebri
6fc24743b7 Add pg_hnsw vectorstore integration (#6893)
Hi @rlancemartin, @eyurtsev!

- Description: Adding HNSW extension support for Postgres. Similar to
pgvector vectorstore, with 3 differences
      1. it uses HNSW extension for exact and ANN searches, 
      2. Vectors are of type array of real
      3. Only supports L2
      
- Dependencies: [HNSW](https://github.com/knizhnik/hnsw) extension for
Postgres
  
  - Example:
  ```python
    db = HNSWVectoreStore.from_documents(
      embedding=embeddings,
      documents=docs,
      collection_name=collection_name,
      connection_string=connection_string
  )
  
  query = "What did the president say about Ketanji Brown Jackson"
docs_with_score: List[Tuple[Document, float]] =
db.similarity_search_with_score(query)
  ```

The example notebook is in the PR too.
2023-07-05 08:10:10 -07:00
Harrison Chase
79fb90aafd bump version to 224 (#7203) 2023-07-05 10:41:26 -04:00
Harrison Chase
1415966d64 propogate token max (#7201) 2023-07-05 10:25:48 -04:00
Harrison Chase
a94c4cca68 more formatting (#7200) 2023-07-05 10:03:02 -04:00
Harrison Chase
e18e838aae fix weird bold issues in docs (#7198) 2023-07-05 09:52:49 -04:00
Baichuan Sun
e27ba9d92b fix AmazonAPIGateway _identifying_params (#7167)
- correct `endpoint_name` to `api_url`
- add `headers`

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2023-07-04 23:14:51 -04:00
Harrison Chase
39e685b80f Harrison/conv retrieval docs (#7080)
Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
Co-authored-by: Bagatur <baskaryan@gmail.com>
2023-07-04 20:17:43 -04:00
Shuqian
bf9e4ef35f feat: implement python repl tool arun (#7125)
Description: implement python repl tool arun
Tag maintainer: @agola11
2023-07-04 20:15:49 -04:00
Alex Iribarren
9cfb311ecb Remove duplicate lines (#7138)
I believe these two lines are unnecessary, the variable `function_call`
is already defined.
2023-07-04 20:13:27 -04:00
volodymyr-memsql
405865c91a feat(SingleStoreVectorStore): change connection attributes in the database connection (#7142)
Minor change to the SingleStoreVectorStore:

Updated connection attributes names according to the SingleStoreDB
recommendations

@rlancemartin, @eyurtsev

---------

Co-authored-by: Volodymyr Tkachuk <vtkachuk-ua@singlestore.com>
2023-07-04 20:12:56 -04:00
Hashem Alsaket
c9f696f063 LlamaCppEmbeddings not under langchain.llms (#7164)
Description: doc string suggests `from langchain.llms import
LlamaCppEmbeddings` under `LlamaCpp()` class example but
`LlamaCppEmbeddings` is not in `langchain.llms`
Issue: None open
Tag maintainer: @baskaryan
2023-07-04 19:32:40 -04:00
Harrison Chase
e8531769f7 improve docstring of doc formatting (#7162)
so it shows up nice
2023-07-04 19:31:29 -04:00
Max Cembalest
2984803597 cleaned Arthur tracking demo notebook (#7147)
Cleaned title and reduced clutter for integration demo notebook for the
Arthur callback handler
2023-07-04 18:15:25 -04:00
Deepankar Mahapatro
da69a6771f docs: update Jina ecosystem (#7149)
Documentation update for [Jina
ecosystem](https://python.langchain.com/docs/ecosystem/integrations/jina)
and `langchain-serve` in the deployments section to latest features.

@hwchase17 

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2023-07-04 18:07:50 -04:00
Harrison Chase
b39017dc11 add docstring for in memory class (#7160) 2023-07-04 14:59:17 -07:00
Bagatur
898087d02c bump 223 (#7155) 2023-07-04 14:13:41 -06:00
Harrison Chase
0ad984fa27 Docs combine document chain (#6994)
Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
Co-authored-by: Bagatur <baskaryan@gmail.com>
2023-07-04 12:51:04 -06:00
Simon Cheung
81eebc4070 Add HugeGraphQAChain to support gremlin generating chain (#7132)
[Apache HugeGraph](https://github.com/apache/incubator-hugegraph) is a
convenient, efficient, and adaptable graph database, compatible with the
Apache TinkerPop3 framework and the Gremlin query language.

In this PR, the HugeGraph and HugeGraphQAChain provide the same
functionality as the existing integration with Neo4j and enables query
generation and question answering over HugeGraph database. The
difference is that the graph query language supported by HugeGraph is
not cypher but another very popular graph query language
[Gremlin](https://tinkerpop.apache.org/gremlin.html).

A notebook example and a simple test case have also been added.

---------

Co-authored-by: Bagatur <baskaryan@gmail.com>
2023-07-04 10:21:21 -06:00
Saverio Proto
5585607654 Improve Bing Search example (#7128)
# Description

Improve Bing Search example:
2023-07-04 09:58:03 -06:00
Lance Martin
265c285057 Fix GPT4All bug w/ "n_ctx" param (#7093)
Running `GPT4All` per the
[docs](https://python.langchain.com/docs/modules/model_io/models/llms/integrations/gpt4all),
I see:

```
$ from langchain.llms import GPT4All
$ model = GPT4All(model=local_path)
$ model("The capital of France is ", max_tokens=10)
TypeError: generate() got an unexpected keyword argument 'n_ctx'
```

It appears `n_ctx` is [no longer a supported
param](https://docs.gpt4all.io/gpt4all_python.html#gpt4all.gpt4all.GPT4All.generate)
in the GPT4All API from https://github.com/nomic-ai/gpt4all/pull/1090.

It now uses `max_tokens`, so I set this.

And I also set other defaults used in GPT4All client
[here](https://github.com/nomic-ai/gpt4all/blob/main/gpt4all-bindings/python/gpt4all/gpt4all.py).

Confirm it now works:
```
$ from langchain.llms import GPT4All
$ model = GPT4All(model=local_path)
$ model("The capital of France is ", max_tokens=10)
< Model logging > 
"....Paris."
```

---------

Co-authored-by: R. Lance Martin <rlm@Rs-MacBook-Pro.local>
2023-07-04 08:53:52 -07:00
Stefano Lottini
6631fd5168 Align cassio versions between examples for Cassandra integration (#7099)
Just reducing confusion by requiring cassio>=0.0.7 consistently across
examples.
2023-07-04 04:21:48 -06:00
Nuno Campos
696886f397 Use serialized format for messages in tracer (#6827)
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2023-07-04 10:19:08 +01:00
Ruixi Fan
0b69a7e9ab [Document fix] Fix an expired link qa_benchmarking_pg.ipynb (#7110)
## Change description

- Description: Fix an expired link that points to the readthedocs site.
  - Dependencies: No
2023-07-03 19:03:16 -06:00
Lance Martin
9ca4c54428 Minor updates to notebook for MultiQueryRetriever (#7102)
* Add an easier-to-run example.
* Add logging per https://github.com/hwchase17/langchain/pull/6891.
* Updated params per https://github.com/hwchase17/langchain/pull/5962.

---------

Co-authored-by: R. Lance Martin <rlm@Rs-MacBook-Pro.local>
Co-authored-by: Lance Martin <lance@langchain.dev>
2023-07-03 17:32:50 -07:00
William FH
dfa48dc3b5 Update sdk version (#7109) 2023-07-03 16:42:08 -07:00
William FH
04001ff077 Log errors (#7105)
Re-add change that was inadvertently undone in #6995
2023-07-03 14:47:32 -07:00
William FH
3f9744c9f4 Accept no 'reasoning' response in qa evaluator (#7107)
Re add since #6995 inadvertently undid #7031
2023-07-03 14:47:17 -07:00
Bagatur
fd3f8efec7 fix retriever signatures (#7097) 2023-07-03 14:21:36 -06:00
Nicolas
490fcf9d98 docs: New experimental UI for Mendable Search (#6558)
This PR introduces a new Mendable UI tailored to a better search
experience.

We're more closely integrating our traditional search with our AI
generation.
With this change, you won't have to tab back and forth between the
mendable bot and the keyword search. Both types of search are handled in
the same bar. This should make the docs easier to navigate. while still
letting users get code generations or AI-summarized answers if they so
wish. Also, it should reduce the cost.

Would love to hear your feedback :)

Cc: @dev2049 @hwchase17
2023-07-03 20:52:13 +01:00
Nuno Campos
c8f8b1b327 Add events to tracer runs (#7090)
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2023-07-03 12:43:43 -07:00
genewoo
e49abd1277 Add Metal support to llama.cpp doc (#7092)
- Description: Add Metal support to llama.cpp doc
  - Issue: #7091 
  - Dependencies: N/A
  - Twitter handle: gene_wu
2023-07-03 13:35:39 -06:00
Bagatur
fad2c7e5e0 update pr tmpl (#7095) 2023-07-03 13:34:03 -06:00
Nuno Campos
98dbea6310 Add tags to all callback handler methods (#7073)
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2023-07-03 10:39:46 -07:00
Mike Salvatore
d0c7f7c317 Remove None default value for FAISS relevance_score_fn (#7085)
## Description

The type hint for `FAISS.__init__()`'s `relevance_score_fn` parameter
allowed the parameter to be set to `None`. However, a default function
is provided by the constructor. This led to an unnecessary check in the
code, as well as a test to verify this check.

**ASSUMPTION**: There's no reason to ever set `relevance_score_fn` to
`None`.

This PR changes the type hint and removes the unnecessary code.
2023-07-03 10:11:49 -06:00
Bagatur
719316e84c bump 222 (#7086) 2023-07-03 10:03:55 -06:00
rjarun8
e2d61ab85a Add SpacyEmbeddings class (#6967)
- Description: Added a new SpacyEmbeddings class for generating
embeddings using the Spacy library.
- Issue: Sentencebert/Bert/Spacy/Doc2vec embedding support #6952
- Dependencies: This change requires the Spacy library and the
'en_core_web_sm' Spacy model.
- Tag maintainer: @dev2049
- Twitter handle: N/A

This change includes a new SpacyEmbeddings class, but does not include a
test or an example notebook.

---------

Co-authored-by: Bagatur <baskaryan@gmail.com>
2023-07-03 09:38:31 -06:00
Leonid Ganeline
16fbd528c5 docs: commented out editUrl option (#6440) 2023-07-03 07:59:11 -07:00
adam91holt
80e86b602e Remove duplicate mongodb integration doc (#7006) 2023-07-03 02:23:33 -06:00
joaomsimoes
c669d98693 Update get_started.mdx (#7005)
typo in chat = ChatOpenAI(open_api_key="...") should be openai_api_key
2023-07-03 02:23:12 -06:00
Bagatur
1cdb33a090 openapi chain nit (#7012) 2023-07-03 02:22:53 -06:00
Johnny Lim
a081e419a0 Fix sample in FAISS section (#7050)
This PR fixes a sample in the FAISS section in the reference docs.
2023-07-03 02:18:32 -06:00
Ikko Eltociear Ashimine
be93775ebc Fix typo in google_places_api.py (#7055) 2023-07-03 02:14:18 -06:00
Harrison Chase
60b05511d3 move base prompt to schema (#6995)
Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
Co-authored-by: Bagatur <baskaryan@gmail.com>
2023-07-02 22:38:59 -04:00
Leonid Ganeline
200be43da6 added Brave Search document_loader (#6989)
- Added `Brave Search` document loader.
- Refactored BraveSearch wrapper
- Added a Jupyter Notebook example
- Added `Ecosystem/Integrations` BraveSearch page 

Please review:
  - DataLoaders / VectorStores / Retrievers: @rlancemartin, @eyurtsev
2023-07-02 19:01:24 -07:00
Sergey Kozlov
6d15854cda Add JSON Lines support to JSONLoader (#6913)
**Description**:

The JSON Lines format is used by some services such as OpenAI and
HuggingFace. It's also a convenient alternative to CSV.

This PR adds JSON Lines support to `JSONLoader` and also updates related
tests.

**Tag maintainer**: @rlancemartin, @eyurtsev.

PS I was not able to build docs locally so didn't update related
section.
2023-07-02 12:32:41 -07:00
Ofer Mendelevitch
153b56d19b Vectara upd2 (#6506)
Update to Vectara integration 
- By user request added "add_files" to take advantage of Vectara
capabilities to process files on the backend, without the need for
separate loading of documents and chunking in the chain.
- Updated vectara.ipynb example notebook to be broader and added testing
of add_file()
 
  @hwchase17 - project lead

---------

Co-authored-by: rlm <pexpresss31@gmail.com>
2023-07-02 12:15:50 -07:00
Leonid Ganeline
1feac83323 docstrings document_loaders 2 (#6890)
updated docstring for the `document_loaders`

Maintainer responsibilities:
  - DataLoaders / VectorStores / Retrievers: @rlancemartin, @eyurtsev
2023-07-02 12:14:22 -07:00
Leonid Ganeline
77ae8084a0 docstrings document_loaders 1 (#6847)
- Updated docstrings in `document_loaders`
- several code fixes.
- added `docs/extras/ecosystem/integrations/airtable.md`

@rlancemartin, @eyurtsev
2023-07-02 12:13:04 -07:00
0xcha05
e41b382e1c Added filter and delete all option to delete function in Pinecone integration, updated base VectorStore's delete function (#6876)
### Description:
Updated the delete function in the Pinecone integration to allow for
deletion of vectors by specifying a filter condition, and to delete all
vectors in a namespace.

Made the ids parameter optional in the delete function in the base
VectorStore class and allowed for additional keyword arguments.

Updated the delete function in several classes (Redis, Chroma, Supabase,
Deeplake, Elastic, Weaviate, and Cassandra) to match the changes made in
the base VectorStore class. This involved making the ids parameter
optional and allowing for additional keyword arguments.
2023-07-02 11:46:19 -07:00
Bagatur
5a45363954 bump 221 (#7047) 2023-07-02 08:32:15 -06:00
Bagatur
7acd524210 Rm retriever kwargs (#7013)
Doesn't actually limit the Retriever interface but hopefully in practice
it does
2023-07-02 08:22:24 -06:00
Johnny Lim
9dc77614e3 Polish reference docs (#7045)
This PR fixes broken links in the reference docs.
2023-07-02 08:08:51 -06:00
skspark
e5f6f0ffc4 Support params on GoogleSearchApiWrapper (#6810) (#7014)
## Description
Support search params in GoogleSearchApiWrapper's result call, for the
extra filtering on search,
to support extra query parameters that google cse provides:

https://developers.google.com/custom-search/v1/reference/rest/v1/cse/list?hl=ko

## Issue
#6810
2023-07-02 01:18:38 -06:00
Johnny Lim
052c797429 Fix typo (#7023)
This PR fixes a typo.
2023-07-02 01:17:30 -06:00
Alex Iribarren
dc2264619a Fix openai multi functions agent docs (#7028) 2023-07-02 01:16:40 -06:00
William FH
6a64870ea0 Accept no 'reasoning' response in qa evaluator (#7030) 2023-07-01 12:46:19 -07:00
William FH
7ebb76a5fa Log Errors in Evaluator Callback (#7031) 2023-07-01 12:10:00 -07:00
Stefano Lottini
8d2281a8ca Second Attempt - Add concurrent insertion of vector rows in the Cassandra Vector Store (#7017)
Retrying with the same improvements as in #6772, this time trying not to
mess up with branches.

@rlancemartin doing a fresh new PR from a branch with a new name. This
should do. Thank you for your help!

---------

Co-authored-by: Jonathan Ellis <jbellis@datastax.com>
Co-authored-by: rlm <pexpresss31@gmail.com>
2023-07-01 11:09:52 -07:00
Harrison Chase
3bfe7cf467 Harrison/split schema dir (#7025)
should be no functional changes

also keep __init__ exposing a lot for backwards compat

---------

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
Co-authored-by: Bagatur <baskaryan@gmail.com>
2023-07-01 13:39:19 -04:00
Davis Chase
556c425042 Improve docstrings for langchain.schema.py (#6802)
Co-authored-by: Bagatur <baskaryan@gmail.com>
Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
2023-07-01 09:46:52 -07:00
Matt Robinson
0498dad562 feat: enable UnstructuredEmailLoader to process attachments (#6977)
### Summary

Updates `UnstructuredEmailLoader` so that it can process attachments in
addition to the e-mail content. The loader will process attachments if
the `process_attachments` kwarg is passed when the loader is
instantiated.

### Testing

```python

file_path = "fake-email-attachment.eml"
loader = UnstructuredEmailLoader(
    file_path, mode="elements", process_attachments=True
)
docs = loader.load()
docs[-1]
```

### Reviewers

-  @rlancemartin 
-  @eyurtsev
- @hwchase17
2023-07-01 06:09:26 -07:00
Matthew Foster Walsh
59697b406d Fix typo in quickstart.mdx (#6985)
Removed an extra "to" from a sentence. @dev2049 very minor documentation
fix.
2023-07-01 02:53:52 -06:00
Paul Grillenberger
aa37b10b28 Fix: Correct typo (#6988)
Description: Correct a minor typo in the docs. @dev2049
2023-07-01 02:53:34 -06:00
Zander Chase
b0859c9b18 Add New Retriever Interface with Callbacks (#5962)
Handle the new retriever events in a way that (I think) is entirely
backwards compatible? Needs more testing for some of the chain changes
and all.

This creates an entire new run type, however. We could also just treat
this as an event within a chain run presumably (same with memory)

Adds a subclass initializer that upgrades old retriever implementations
to the new schema, along with tests to ensure they work.

First commit doesn't upgrade any of our retriever implementations (to
show that we can pass the tests along with additional ones testing the
upgrade logic).

Second commit upgrades the known universe of retrievers in langchain.

- [X] Add callback handling methods for retriever start/end/error (open
to renaming to 'retrieval' if you want that)
- [X] Update BaseRetriever schema to support callbacks
- [X] Tests for upgrading old "v1" retrievers for backwards
compatibility
- [X] Update existing retriever implementations to implement the new
interface
- [X] Update calls within chains to .{a]get_relevant_documents to pass
the child callback manager
- [X] Update the notebooks/docs to reflect the new interface
- [X] Test notebooks thoroughly


Not handled:
- Memory pass throughs: retrieval memory doesn't have a parent callback
manager passed through the method

---------

Co-authored-by: Nuno Campos <nuno@boringbits.io>
Co-authored-by: William Fu-Hinthorn <13333726+hinthornw@users.noreply.github.com>
2023-06-30 14:44:03 -07:00
William FH
a5b206caf3 Remove Promptlayer Notebook (#6996)
It's breaking our docs build
2023-06-30 14:30:24 -07:00
Daniel Chalef
b26cca8008 Zep Authentication (#6728)
## Description: Add Zep API Key argument to ZepChatMessageHistory and
ZepRetriever
- correct docs site links
- add zep api_key auth to constructors

ZepChatMessageHistory: @hwchase17, 
ZepRetriever: @rlancemartin, @eyurtsev
2023-06-30 14:24:26 -07:00
William FH
e4625846e5 Add Flyte Callback Handler (#6139) (#6986)
Signed-off-by: Samhita Alla <aallasamhita@gmail.com>
Co-authored-by: Samhita Alla <aallasamhita@gmail.com>
2023-06-30 12:25:22 -07:00
Bagatur
e3b7effc8f Beef up import test (#6979) 2023-06-30 09:26:05 -07:00
Bagatur
1ce9ef3828 Rm pytz dep (#6978) 2023-06-30 09:24:01 -07:00
Davis Chase
eb180e321f Page per class-style api reference (#6560)
can make it prettier, but what do we think of overall structure?

https://api.python.langchain.com/en/dev2049-page_per_class/api_ref.html

---------

Co-authored-by: Bagatur <baskaryan@gmail.com>
Co-authored-by: Nuno Campos <nuno@boringbits.io>
2023-06-30 09:23:32 -07:00
William FH
64039b9f11 Promptlayer Callback (#6975)
Co-authored-by: Saleh Hindi <saleh.hindi.one@gmail.com>
Co-authored-by: jped <jonathanped@gmail.com>
2023-06-30 08:32:42 -07:00
William FH
13c62cf6b1 Arthur Callback (#6972)
Co-authored-by: Max Cembalest <115359769+arthuractivemodeling@users.noreply.github.com>
2023-06-30 07:48:02 -07:00
William FH
8c73037dff Simplify eval arg names (#6944)
It'll be easier to switch between these if the names of predictions are
consistent
2023-06-30 07:47:53 -07:00
Bagatur
8f5eca236f release v220 (#6962) 2023-06-30 06:52:09 -07:00
Bagatur
60b0d6ea35 Bagatur/openllm ensure available (#6960)
Signed-off-by: Aaron <29749331+aarnphm@users.noreply.github.com>
Co-authored-by: Aaron <29749331+aarnphm@users.noreply.github.com>
2023-06-30 00:54:23 -07:00
Siraj Aizlewood
521c6f0233 Provided default values for tags and inheritable_tags args in BaseRun… (#6858)
when running AsyncCallbackManagerForChainRun (from
langchain.callbacks.manager import AsyncCallbackManagerForChainRun),
provided default values for tags and inheritable_tages of empty lists in
manager.py BaseRunManager.


- Description: In manager.py, `BaseRunManager`, default values were
provided for the `__init__` args `tags` and `inheritable_tags`. They
default to empty lists (`[]`).
- Issue: When trying to use Nvidia NeMo Guardrails with LangChain, the
following exception was raised:
2023-06-29 22:01:08 -07:00
Davis Chase
bd6a0ee9e9 Redirect vecstores (#6948) 2023-06-29 19:22:21 -07:00
Davis Chase
f780678910 Add back in clickhouse mongo vecstore notebooks (#6949) 2023-06-29 19:21:47 -07:00
Jacob Lee
73831ef3d8 Change code block color scheme (#6945)
Adds contrast, makes code blocks more readable.
2023-06-29 19:21:11 -07:00
Tahjyei Thompson
7d8830f707 Add OpenAIMultiFunctionsAgent to import list in agents directory (#6824)
- Added OpenAIMultiFunctionsAgent to the import list of the Agents
directory

---------

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-29 18:34:26 -07:00
Matt Florence
0f6737735d Order messages in PostgresChatMessageHistory (#6830)
Fixes issue: https://github.com/hwchase17/langchain/issues/6829

This guarantees message history is in the correct order. 

---------

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-29 18:10:28 -07:00
lucasiscovici
e9950392dd Add password to PyPDR loader and parser (#6908)
Add password to PyPDR loader and parser

---------

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-29 17:35:50 -07:00
Zander Chase
429f4dbe4d Add Input Mapper in run_on_dataset (#6894)
If you create a dataset from runs and run the same chain or llm on it
later, it usually works great.

If you have an agent dataset and want to run a different agent on it, or
have more complex schema, it's hard for us to automatically map these
values every time. This PR lets you pass in an input_mapper function
that converts the example inputs to whatever format your model expects
2023-06-29 16:53:49 -07:00
Lei Pan
76d03f398d support max_chunk_bytes in OpensearchVectorSearch to pass down to bulk (#6855)
Support `max_chunk_bytes` kwargs to pass down to `buik` helper, in order
to support the request limits in Opensearch locally and in AWS.

@rlancemartin, @eyurtsev
2023-06-29 15:50:08 -07:00
Hashem Alsaket
5861770a53 Updated QA notebook (#6801)
Description: `all_metadatas` was not defined, `OpenAIEmbeddings` was not
imported,
Issue: #6723 the issue # it fixes (if applicable),
Dependencies: lark,
Tag maintainer: @vowelparrot , @dev2049

---------

Co-authored-by: rlm <pexpresss31@gmail.com>
2023-06-29 15:41:53 -07:00
Kacper Łukawski
140ba682f1 Support named vectors in Qdrant (#6871)
# Description

This PR makes it possible to use named vectors from Qdrant in Langchain.
That was requested multiple times, as people want to reuse externally
created collections in Langchain. It doesn't change anything for the
existing applications. The changes were covered with some integration
tests and included in the docs.

## Example

```python
Qdrant.from_documents(
    docs,
    embeddings,
    location=":memory:",
    collection_name="my_documents",
    vector_name="custom_vector",
)
```

### Issue: #2594 

Tagging @rlancemartin & @eyurtsev. I'd appreciate your review.
2023-06-29 15:14:22 -07:00
bradcrossen
9ca1cf003c Re-add Support for SQLAlchemy <1.4 (#6895)
Support for SQLAlchemy 1.3 was removed in version 0.0.203 by change
#6086. Re-adding support.

- Description: Imports SQLAlchemy Row at class creation time instead of
at init to support SQLAlchemy <1.4. This is the only breaking change and
was introduced in version 0.0.203 #6086.
  
A similar change was merged before:
https://github.com/hwchase17/langchain/pull/4647
  
  - Dependencies: Reduces SQLAlchemy dependency to > 1.3
  - Tag maintainer: @rlancemartin, @eyurtsev, @hwchase17, @wangxuqi

---------

Co-authored-by: rlm <pexpresss31@gmail.com>
2023-06-29 14:49:35 -07:00
corranmac
20c6ade2fc Grobid parser for Scientific Articles from PDF (#6729)
### Scientific Article PDF Parsing via Grobid

`Description:`
This change adds the GrobidParser class, which uses the Grobid library
to parse scientific articles into a universal XML format containing the
article title, references, sections, section text etc. The GrobidParser
uses a local Grobid server to return PDFs document as XML and parses the
XML to optionally produce documents of individual sentences or of whole
paragraphs. Metadata includes the text, paragraph number, pdf relative
bboxes, pages (text may overlap over two pages), section title
(Introduction, Methodology etc), section_number (i.e 1.1, 2.3), the
title of the paper and finally the file path.
      
Grobid parsing is useful beyond standard pdf parsing as it accurately
outputs sections and paragraphs within them. This allows for
post-fitering of results for specific sections i.e. limiting results to
the methodology section or results. While sections are split via
headings, ideally they could be classified specifically into
introduction, methodology, results, discussion, conclusion. I'm
currently experimenting with chatgpt-3.5 for this function, which could
later be implemented as a textsplitter.

`Dependencies:`
For use, the grobid repo must be cloned and Java must be installed, for
colab this is:

```
!apt-get install -y openjdk-11-jdk -q
!update-alternatives --set java /usr/lib/jvm/java-11-openjdk-amd64/bin/java
!git clone https://github.com/kermitt2/grobid.git
os.environ["JAVA_HOME"] = "/usr/lib/jvm/java-11-openjdk-amd64"
os.chdir('grobid')
!./gradlew clean install
```

Once installed the server is ran on localhost:8070 via
```
get_ipython().system_raw('nohup ./gradlew run > grobid.log 2>&1 &')
```

@rlancemartin, @eyurtsev

Twitter Handle: @Corranmac

Grobid Demo Notebook is
[here](https://colab.research.google.com/drive/1X-St_mQRmmm8YWtct_tcJNtoktbdGBmd?usp=sharing).

---------

Co-authored-by: rlm <pexpresss31@gmail.com>
2023-06-29 14:29:29 -07:00
Baichuan Sun
6157bdf9d9 Add API Header for Amazon API Gateway Authentication (#6902)
Add API Headers support for Amazon API Gateway to enable Authentication
using DynamoDB.

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2023-06-29 12:58:07 -07:00
Wey Gu
1c66aa6d56 chore: NebulaGraph prompt optmization (#6904)
Was preparing for a demo project of NebulaGraphQAChain to find out the
prompt needed to be optimized a little bit.

Please @hwchase17 kindly help review.

Thanks!
2023-06-29 12:57:39 -07:00
Harrison Chase
0ba175e13f move octo notebook (#6901) 2023-06-29 12:20:55 -07:00
Stefano Lottini
75fb9d2fdc Cassandra support for chat history using CassIO library (#6771)
### Overview

This PR aims at building on #4378, expanding the capabilities and
building on top of the `cassIO` library to interface with the database
(as opposed to using the core drivers directly).

Usage of `cassIO` (a library abstracting Cassandra access for
ML/GenAI-specific purposes) is already established since #6426 was
merged, so no new dependencies are introduced.

In the same spirit, we try to uniform the interface for using Cassandra
instances throughout LangChain: all our appreciation of the work by
@jj701 notwithstanding, who paved the way for this incremental work
(thank you!), we identified a few reasons for changing the way a
`CassandraChatMessageHistory` is instantiated. Advocating a syntax
change is something we don't take lighthearted way, so we add some
explanations about this below.

Additionally, this PR expands on integration testing, enables use of
Cassandra's native Time-to-Live (TTL) features and improves the phrasing
around the notebook example and the short "integrations" documentation
paragraph.

We would kindly request @hwchase to review (since this is an elaboration
and proposed improvement of #4378 who had the same reviewer).

### About the __init__ breaking changes

There are
[many](https://docs.datastax.com/en/developer/python-driver/3.28/api/cassandra/cluster/)
options when creating the `Cluster` object, and new ones might be added
at any time. Choosing some of them and exposing them as `__init__`
parameters `CassandraChatMessageHistory` will prove to be insufficient
for at least some users.

On the other hand, working through `kwargs` or adding a long, long list
of arguments to `__init__` is not a desirable option either. For this
reason, (as done in #6426), we propose that whoever instantiates the
Chat Message History class provide a Cassandra `Session` object, ready
to use. This also enables easier injection of mocks and usage of
Cassandra-compatible connections (such as those to the cloud database
DataStax Astra DB, obtained with a different set of init parameters than
`contact_points` and `port`).

We feel that a breaking change might still be acceptable since LangChain
is at `0.*`. However, while maintaining that the approach we propose
will be more flexible in the future, room could be made for a
"compatibility layer" that respects the current init method. Honestly,
we would to that only if there are strong reasons for it, as that would
entail an additional maintenance burden.

### Other changes

We propose to remove the keyspace creation from the class code for two
reasons: first, production Cassandra instances often employ RBAC so that
the database user reading/writing from tables does not necessarily (and
generally shouldn't) have permission to create keyspaces, and second
that programmatic keyspace creation is not a best practice (it should be
done more or less manually, with extra care about schema mismatched
among nodes, etc). Removing this (usually unnecessary) operation from
the `__init__` path would also improve initialization performance
(shorter time).

We suggest, likewise, to remove the `__del__` method (which would close
the database connection), for the following reason: it is the
recommended best practice to create a single Cassandra `Session` object
throughout an application (it is a resource-heavy object capable to
handle concurrency internally), so in case Cassandra is used in other
ways by the app there is the risk of truncating the connection for all
usages when the history instance is destroyed. Moreover, the `Session`
object, in typical applications, is best left to garbage-collect itself
automatically.

As mentioned above, we defer the actual database I/O to the `cassIO`
library, which is designed to encode practices optimized for LLM
applications (among other) without the need to expose LangChain
developers to the internals of CQL (Cassandra Query Language). CassIO is
already employed by the LangChain's Vector Store support for Cassandra.

We added a few more connection options in the companion notebook example
(most notably, Astra DB) to encourage usage by anyone who cannot run
their own Cassandra cluster.

We surface the `ttl_seconds` option for automatic handling of an
expiration time to chat history messages, a likely useful feature given
that very old messages generally may lose their importance.

We elaborated a bit more on the integration testing (Time-to-live,
separation of "session ids", ...).

### Remarks from linter & co.

We reinstated `cassio` as a dependency both in the "optional" group and
in the "integration testing" group of `pyproject.toml`. This might not
be the right thing do to, in which case the author of this PR offer his
apologies (lack of confidence with Poetry - happy to be pointed in the
right direction, though!).

During linter tests, we were hit by some errors which appear unrelated
to the code in the PR. We left them here and report on them here for
awareness:

```
langchain/vectorstores/mongodb_atlas.py:137: error: Argument 1 to "insert_many" of "Collection" has incompatible type "List[Dict[str, Sequence[object]]]"; expected "Iterable[Union[MongoDBDocumentType, RawBSONDocument]]"  [arg-type]
langchain/vectorstores/mongodb_atlas.py:186: error: Argument 1 to "aggregate" of "Collection" has incompatible type "List[object]"; expected "Sequence[Mapping[str, Any]]"  [arg-type]

langchain/vectorstores/qdrant.py:16: error: Name "grpc" is not defined  [name-defined]
langchain/vectorstores/qdrant.py:19: error: Name "grpc" is not defined  [name-defined]
langchain/vectorstores/qdrant.py:20: error: Name "grpc" is not defined  [name-defined]
langchain/vectorstores/qdrant.py:22: error: Name "grpc" is not defined  [name-defined]
langchain/vectorstores/qdrant.py:23: error: Name "grpc" is not defined  [name-defined]
```

In the same spirit, we observe that to even get `import langchain` run,
it seems that a `pip install bs4` is missing from the minimal package
installation path.

Thank you!
2023-06-29 10:50:34 -07:00
Zander Chase
f5663603cf Throw error if evaluation key not present (#6874) 2023-06-29 10:30:39 -07:00
Zander Chase
be164b20d8 Accept any single input (#6888)
If I upload a dataset with a single input and output column, we should
be able to let the chain prepare the input without having to maintain a
strict dataset format.
2023-06-29 10:29:16 -07:00
Harrison Chase
8502117f62 bump version to 219 (#6899) 2023-06-28 23:48:42 -07:00
Pablo
6370808d41 Adding support for async (_acall) for VertexAICommon LLM (#5588)
# Adding support for async (_acall) for VertexAICommon LLM

This PR implements the `_acall` method under `_VertexAICommon`. Because
VertexAI itself does not provide an async interface, I implemented it
via a ThreadPoolExecutor that can delegate execution of VertexAI calls
to other threads.

Twitter handle: @polecitoem : )


## Who can review?

Community members can review the PR once tests pass. Tag
maintainers/contributors who might be interested:

fyi - @agola11 for async functionality
fyi - @Ark-kun from VertexAI
2023-06-28 23:07:41 -07:00
Mike Salvatore
cbd759aaeb Fix inconsistent logging_and_data_dir parameter in AwaDB (#6775)
## Description

Tag maintainer: @rlancemartin, @eyurtsev 

### log_and_data_dir
`AwaDB.__init__()` accepts a parameter named `log_and_data_dir`. But
`AwaDB.from_texts()` and `AwaDB.from_documents()` accept a parameter
named `logging_and_data_dir`. This inconsistency in this parameter name
can lead to confusion on the part of the caller.

This PR renames `logging_and_data_dir` to `log_and_data_dir` to make all
functions consistent with the constructor.

### embedding

`AwaDB.__init__()` accepts a parameter named `embedding_model`. But
`AwaDB.from_texts()` and `AwaDB.from_documents()` accept a parameter
named `embeddings`. This inconsistency in this parameter name can lead
to confusion on the part of the caller.

This PR renames `embedding_model` to `embeddings` to make AwaDB's
constructor consistent with the classmethod "constructors" as specified
by `VectorStore` abstract base class.
2023-06-28 23:06:52 -07:00
Harrison Chase
3ac08c3de4 Harrison/octo ml (#6897)
Co-authored-by: Bassem Yacoube <125713079+AI-Bassem@users.noreply.github.com>
Co-authored-by: Shotaro Kohama <khmshtr28@gmail.com>
Co-authored-by: Rian Dolphin <34861538+rian-dolphin@users.noreply.github.com>
Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
Co-authored-by: Shashank Deshpande <shashankdeshpande18@gmail.com>
2023-06-28 23:04:11 -07:00
Jiří Moravčík
a6b40b73e5 Add call_actor_task to the Apify integration (#6862)
A user has been testing the Apify integration inside langchain and he
was not able to run saved Actor tasks.

This PR adds support for calling saved Actor tasks on the Apify platform
to the existing integration. The structure of very similar to the one of
calling Actors.
2023-06-28 22:13:47 -07:00
Shashank Deshpande
99cfe192da added example notebook - use custom functions with openai agent (#6865)
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2023-06-28 22:07:33 -07:00
Rian Dolphin
2e39ede848 add with score option for max marginal relevance (#6867)
### Adding the functionality to return the scores with retrieved
documents when using the max marginal relevance
- Description: Add the method
`max_marginal_relevance_search_with_score_by_vector` to the FAISS
wrapper. Functionality operates the same as
`similarity_search_with_score_by_vector` except for using the max
marginal relevance retrieval framework like is used in the
`max_marginal_relevance_search_by_vector` method.
  - Dependencies: None
  - Tag maintainer: @rlancemartin @eyurtsev 
  - Twitter handle: @RianDolphin

---------

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-28 22:00:34 -07:00
Shotaro Kohama
398e4cd2dc Update langchain.chains.create_extraction_chain_pydantic to parse results successfully (#6887)
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- Description: 
- The current code uses `PydanticSchema.schema()` and
`_get_extraction_function` at the same time. As a result, a response
from OpenAI has two nested `info`, and
`PydanticAttrOutputFunctionsParser` fails to parse it. This PR will use
the pydantic class given as an arg instead.
- Issue: no related issue yet
- Dependencies: no dependency change
- Tag maintainer: @dev2049
- Twitter handle: @shotarok28
2023-06-28 21:57:41 -07:00
Eduard van Valkenburg
57f370cde9 PowerBI Toolkit additional logs (#6881)
Added some additional logs to better be able to troubleshoot and
understand the performance of the call to PBI vs the rest of the work.
2023-06-28 18:16:41 -07:00
Robert Lewis
c9c8d2599e Update Zapier Jupyter notebook to include brief OAuth example (#6892)
Description: Adds a brief example of using an OAuth access token with
the Zapier wrapper. Also links to the Zapier documentation to learn more
about OAuth flows.

---------

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-28 18:06:22 -07:00
Zhicheng Geng
16b11bda83 Use getLogger instead of basicConfig in multi_query.py (#6891)
Remove `logging.basicConfig`, which turns on logging. Use `getLogger`
instead
2023-06-28 18:06:10 -07:00
Davis Chase
f07dd02b50 Docs /redirects (#6790)
Auto-generated a bunch of redirects from initial docs refactor commit
2023-06-28 17:07:53 -07:00
Harrison Chase
e5611565b7 bump version to 218 (#6857) 2023-06-27 23:36:37 -07:00
Yaohui Wang
9d1bd18596 feat (documents): add LarkSuite document loader (#6420)
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<!-- Remove if not applicable -->

### Summary

This PR adds a LarkSuite (FeiShu) document loader. 
> [LarkSuite](https://www.larksuite.com/) is an enterprise collaboration
platform developed by ByteDance.

### Tests

- an integration test case is added
- an example notebook showing usage is added. [Notebook
preview](https://github.com/yaohui-wyh/langchain/blob/master/docs/extras/modules/data_connection/document_loaders/integrations/larksuite.ipynb)

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- PTAL @eyurtsev @hwchase17

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---------

Co-authored-by: Yaohui Wang <wangyaohui.01@bytedance.com>
2023-06-27 23:08:05 -07:00
Jingsong Gao
a435a436c1 feat(document_loaders): add tencent cos directory and file loader (#6401)
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- add tencent cos directory and file support for document-loader

#### Before submitting

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2023-06-27 23:07:20 -07:00
Ninely
d6cd0deaef feat: Add streaming only final aiter of agent (#6274)
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#### Add streaming only final async iterator of agent
This callback returns an async iterator and only streams the final
output of an agent.

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2023-06-27 23:06:25 -07:00
Shashank Deshpande
1db266b20d Update link in apis.mdx (#6812)
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2023-06-27 23:00:26 -07:00
Lance Martin
3f9900a864 Create MultiQueryRetriever (#6833)
Distance-based vector database retrieval embeds (represents) queries in
high-dimensional space and finds similar embedded documents based on
"distance". But, retrieval may produce difference results with subtle
changes in query wording or if the embeddings do not capture the
semantics of the data well. Prompt engineering / tuning is sometimes
done to manually address these problems, but can be tedious.

The `MultiQueryRetriever` automates the process of prompt tuning by
using an LLM to generate multiple queries from different perspectives
for a given user input query. For each query, it retrieves a set of
relevant documents and takes the unique union across all queries to get
a larger set of potentially relevant documents. By generating multiple
perspectives on the same question, the `MultiQueryRetriever` might be
able to overcome some of the limitations of the distance-based retrieval
and get a richer set of results.

---------

Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
2023-06-27 22:59:40 -07:00
Tim Asp
3ca1a387c2 Web Loader: Add proxy support (#6792)
Proxies are helpful, especially when you start querying against more
anti-bot websites.

[Proxy
services](https://developers.oxylabs.io/advanced-proxy-solutions/web-unblocker/making-requests)
(of which there are many) and `requests` make it easy to rotate IPs to
prevent banning by just passing along a simple dict to `requests`.

CC @rlancemartin, @eyurtsev
2023-06-27 22:27:49 -07:00
Ayan Bandyopadhyay
f92ccf70fd Update to the latest Psychic python library version (#6804)
Update the Psychic document loader to use the latest `psychicapi` python
library version: `0.8.0`
2023-06-27 22:26:38 -07:00
Hun-soo Jung
f3d178f600 Specify utilities package in SerpAPIWrapper docstring (#6821)
- Description: Specify utilities package in SerpAPIWrapper docstring
  - Issue: Not an issue
  - Dependencies: (n/a)
  - Tag maintainer: @dev2049 
  - Twitter handle: (n/a)
2023-06-27 22:26:20 -07:00
Matt Robinson
dd2a151543 Docs/unstructured api key (#6781)
### Summary

The Unstructured API will soon begin requiring API keys. This PR updates
the Unstructured integrations docs with instructions on how to generate
Unstructured API keys.

### Reviewers

@rlancemartin
@eyurtsev
@hwchase17
2023-06-27 16:54:15 -07:00
Matthew Plachter
d6664af0ee add async to zapier nla tools (#6791)
Replace this comment with:
  - Description: Add Async functionality to Zapier NLA Tools
  - Issue:  n/a 
  - Dependencies: n/a
  - Tag maintainer: 

Maintainer responsibilities:
  - Agents / Tools / Toolkits: @vowelparrot
  - Async: @agola11

If no one reviews your PR within a few days, feel free to @-mention the
same people again.

See contribution guidelines for more information on how to write/run
tests, lint, etc:
https://github.com/hwchase17/langchain/blob/master/.github/CONTRIBUTING.md
2023-06-27 16:53:35 -07:00
Neil Neuwirth
efe0d39c6a Adjusted OpenAI cost calculation (#6798)
Added parentheses to ensure the division operation is performed before
multiplication. This now correctly calculates the cost by dividing the
number of tokens by 1000 first (to get the cost per token), and then
multiplies it with the model's cost per 1k tokens @agola11
2023-06-27 16:53:06 -07:00
Ian
b4c196f785 fix pinecone delete bug (#6816)
The implementation of delete in pinecone vector omits the namespace,
which will cause delete failed
2023-06-27 16:50:17 -07:00
Janos Tolgyesi
f1070de038 WebBaseLoader: optionally raise exception in the case of http error (#6823)
- **Description**: this PR adds the possibility to raise an exception in
the case the http request did not return a 2xx status code. This is
particularly useful in the situation when the url points to a
non-existent web page, the server returns a http status of 404 NOT
FOUND, but WebBaseLoader anyway parses and returns the http body of the
error message.
  - **Dependencies**: none,
  - **Tag maintainer**: @rlancemartin, @eyurtsev,
  - **Twitter handle**: jtolgyesi
2023-06-27 16:43:59 -07:00
rafael
ef72a7cf26 rail_parser: Allow creation from pydantic (#6832)
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Adds a way to create the guardrails output parser from a pydantic model.
2023-06-27 16:40:52 -07:00
Augustine Theodore
a980095efc Enhancement : Ignore deleted messages and media in WhatsAppChatLoader (#6839)
- Description: Ignore deleted messages and media
  - Issue: #6838 
  - Dependencies: No new dependencies
  - Tag maintainer: @rlancemartin, @eyurtsev
2023-06-27 16:36:55 -07:00
Robert Lewis
74848aafea Zapier - Add better error messaging for 401 responses (#6840)
Description: When a 401 response is given back by Zapier, hint to the
end user why that may have occurred

- If an API Key was initialized with the wrapper, ask them to check
their API Key value
- if an access token was initialized with the wrapper, ask them to check
their access token or verify that it doesn't need to be refreshed.

Tag maintainer: @dev2049
2023-06-27 16:35:42 -07:00
Matt Robinson
b24472eae3 feat: Add UnstructuredOrgModeLoader (#6842)
### Summary

Adds `UnstructuredOrgModeLoader` for processing
[Org-mode](https://en.wikipedia.org/wiki/Org-mode) documents.

### Testing

```python
from langchain.document_loaders import UnstructuredOrgModeLoader

loader = UnstructuredOrgModeLoader(
    file_path="example_data/README.org", mode="elements"
)
docs = loader.load()
print(docs[0])
```

### Reviewers

- @rlancemartin
- @eyurtsev
- @hwchase17
2023-06-27 16:34:17 -07:00
Piyush Jain
e53995836a Added missing attribute value object (#6849)
## Description
Adds a missing type class for
[AdditionalResultAttributeValue](https://docs.aws.amazon.com/kendra/latest/APIReference/API_AdditionalResultAttributeValue.html).
Fixes validation failure for the query API that have
`AdditionalAttributes` in the response.

cc @dev2049 
cc @zhichenggeng
2023-06-27 16:30:11 -07:00
Cristóbal Carnero Liñán
e494b0a09f feat (documents): add a source code loader based on AST manipulation (#6486)
#### Summary

A new approach to loading source code is implemented:

Each top-level function and class in the code is loaded into separate
documents. Then, an additional document is created with the top-level
code, but without the already loaded functions and classes.

This could improve the accuracy of QA chains over source code.

For instance, having this script:

```
class MyClass:
    def __init__(self, name):
        self.name = name

    def greet(self):
        print(f"Hello, {self.name}!")

def main():
    name = input("Enter your name: ")
    obj = MyClass(name)
    obj.greet()

if __name__ == '__main__':
    main()
```

The loader will create three documents with this content:

First document:
```
class MyClass:
    def __init__(self, name):
        self.name = name

    def greet(self):
        print(f"Hello, {self.name}!")
```

Second document:
```
def main():
    name = input("Enter your name: ")
    obj = MyClass(name)
    obj.greet()
```

Third document:
```
# Code for: class MyClass:

# Code for: def main():

if __name__ == '__main__':
    main()
```

A threshold parameter is added to control whether small scripts are
split in this way or not.

At this moment, only Python and JavaScript are supported. The
appropriate parser is determined by examining the file extension.

#### Tests

This PR adds:

- Unit tests
- Integration tests

#### Dependencies

Only one dependency was added as optional (needed for the JavaScript
parser).

#### Documentation

A notebook is added showing how the loader can be used.

#### Who can review?

@eyurtsev @hwchase17

---------

Co-authored-by: rlm <pexpresss31@gmail.com>
2023-06-27 15:58:47 -07:00
Robert Lewis
da462d9dd4 Zapier update oauth support (#6780)
Description: Update documentation to

1) point to updated documentation links at Zapier.com (we've revamped
our help docs and paths), and
2) To provide clarity how to use the wrapper with an access token for
OAuth support

Demo:

Initializing the Zapier Wrapper with an OAuth Access Token

`ZapierNLAWrapper(zapier_nla_oauth_access_token="<redacted>")`

Using LangChain to resolve the current weather in Vancouver BC
leveraging Zapier NLA to lookup weather by coords.

```
> Entering new  chain...
 I need to use a tool to get the current weather.
Action: The Weather: Get Current Weather
Action Input: Get the current weather for Vancouver BC
Observation: {"coord__lon": -123.1207, "coord__lat": 49.2827, "weather": [{"id": 802, "main": "Clouds", "description": "scattered clouds", "icon": "03d", "icon_url": "http://openweathermap.org/img/wn/03d@2x.png"}], "weather[]icon_url": ["http://openweathermap.org/img/wn/03d@2x.png"], "weather[]icon": ["03d"], "weather[]id": [802], "weather[]description": ["scattered clouds"], "weather[]main": ["Clouds"], "base": "stations", "main__temp": 71.69, "main__feels_like": 71.56, "main__temp_min": 67.64, "main__temp_max": 76.39, "main__pressure": 1015, "main__humidity": 64, "visibility": 10000, "wind__speed": 3, "wind__deg": 155, "wind__gust": 11.01, "clouds__all": 41, "dt": 1687806607, "sys__type": 2, "sys__id": 2011597, "sys__country": "CA", "sys__sunrise": 1687781297, "sys__sunset": 1687839730, "timezone": -25200, "id": 6173331, "name": "Vancouver", "cod": 200, "summary": "scattered clouds", "_zap_search_was_found_status": true}
Thought: I now know the current weather in Vancouver BC.
Final Answer: The current weather in Vancouver BC is scattered clouds with a temperature of 71.69 and wind speed of 3
```
2023-06-27 11:46:32 -07:00
Joshua Carroll
24e4ae95ba Initial Streamlit callback integration doc (md) (#6788)
**Description:** Add a documentation page for the Streamlit Callback
Handler integration (#6315)

Notes:
- Implemented as a markdown file instead of a notebook since example
code runs in a Streamlit app (happy to discuss / consider alternatives
now or later)
- Contains an embedded Streamlit app ->
https://mrkl-minimal.streamlit.app/ Currently this app is hosted out of
a Streamlit repo but we're working to migrate the code to a LangChain
owned repo


![streamlit_docs](https://github.com/hwchase17/langchain/assets/116604821/0b7a6239-361f-470c-8539-f22c40098d1a)

cc @dev2049 @tconkling
2023-06-27 11:43:49 -07:00
Harrison Chase
8392ca602c bump version to 217 (#6831) 2023-06-27 09:39:56 -07:00
Ismail Pelaseyed
fcb3a64799 Add support for passing headers and search params to openai openapi chain (#6782)
- Description: add support for passing headers and search params to
OpenAI OpenAPI chains.
  - Issue: n/a
  - Dependencies: n/a
  - Tag maintainer: @hwchase17
  - Twitter handle: @pelaseyed

---------

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-27 09:09:03 -07:00
Zander Chase
e1fdb67440 Update description in Evals notebook (#6808) 2023-06-27 00:26:49 -07:00
Zander Chase
ad028bbb80 Permit Constitutional Principles (#6807)
In the criteria evaluator.
2023-06-27 00:23:54 -07:00
Zander Chase
6ca383ecf6 Update to RunOnDataset helper functions to accept evaluator callbacks (#6629)
Also improve docstrings and update the tracing datasets notebook to
focus on "debug, evaluate, monitor"
2023-06-26 23:58:13 -07:00
WaseemH
7ac9b22886 RecusiveUrlLoader to RecursiveUrlLoader (#6787) 2023-06-26 23:12:14 -07:00
Mshoven
4535b0b41e 🎯Bug: format the url and path_params (#6755)
- Description: format the url and path_params correctly, 
  - Issue: #6753,
  - Dependencies: None,
  - Tag maintainer: @vowelparrot,
  - Twitter handle: @0xbluesecurity
2023-06-26 23:03:57 -07:00
Zander Chase
07d802d088 Don't raise error if parent not found (#6538)
Done so that you can pass in a run from the low level api
2023-06-26 22:57:52 -07:00
Leonid Ganeline
49c864fa18 docs: vectorstore upgrades 2 (#6796)
updated vectorstores/ notebooks; added new integrations into
ecosystem/integrations/
@dev2049
@rlancemartin, @eyurtsev
2023-06-26 22:55:04 -07:00
Zander Chase
d7dbf4aefe Clean up agent trajectory interface (#6799)
- Enable reference
- Enable not specifying tools at the start
- Add methods with keywords
2023-06-26 22:54:04 -07:00
Zander Chase
cc60fed3be Add a Pairwise Comparison Chain (#6703)
Notebook shows preference scoring between two chains and reports wilson
score interval + p value

I think I'll add the option to insert ground truth labels but doesn't
have to be in this PR
2023-06-26 20:47:41 -07:00
Hakan Tekgul
2928b080f6 Update arize_callback.py - bug fix (#6784)
- Description: Bug Fix - Added a step variable to keep track of prompts
- Issue: Bug from internal Arize testing - The prompts and responses
that are ingested were not mapped correctly
  - Dependencies: N/A
2023-06-26 16:49:46 -07:00
Zander Chase
c460b04c64 Update String Evaluator (#6615)
- Add protocol for `evaluate_strings` 
- Move the criteria evaluator out so it's not restricted to being
applied on traced runs
2023-06-26 14:16:14 -07:00
AaaCabbage
b3f8324de9 feat: fix the Chinese characters in the solution content will be conv… (#6734)
fix the Chinese characters in the solution content will be converted to
ascii encoding, resulting in an abnormally long number of tokens


Co-authored-by: qixin <qixin@fintec.ai>
2023-06-26 13:14:48 -07:00
Chris Pappalardo
70f7c2bb2e align chroma vectorstore get with chromadb to enable where filtering (#6686)
allows for where filtering on collection via get

- Description: aligns langchain chroma vectorstore get with underlying
[chromadb collection
get](https://github.com/chroma-core/chroma/blob/main/chromadb/api/models/Collection.py#L103)
allowing for where filtering, etc.
  - Issue: NA
  - Dependencies: none
  - Tag maintainer: @rlancemartin, @eyurtsev
  - Twitter handle: @pappanaka
2023-06-26 10:51:20 -07:00
Zander Chase
9ca3b4645e Add support for tags in chain group context manager (#6668)
Lets you specify local and inheritable tags in the group manager.

Also, add more verbose docstrings for our reference docs.
2023-06-26 10:37:33 -07:00
Harrison Chase
d1bcc58beb bump version to 216 (#6770) 2023-06-26 09:46:19 -07:00
Zander Chase
6d30acffcb Fix breaking tags (#6765)
Fix tags change that broke old way of initializing agent

Closes #6756
2023-06-26 09:28:11 -07:00
James Croft
ba622764cb Improve performance when retrieving Notion DB pages (#6710) 2023-06-26 05:46:09 -07:00
Richy Wang
ec8247ec59 Fixed bug in AnalyticDB Vector Store caused by upgrade SQLAlchemy version (#6736) 2023-06-26 05:35:25 -07:00
Santiago Delgado
d84a3bcf7a Office365 Tool (#6306)
#### Background
With the development of [structured
tools](https://blog.langchain.dev/structured-tools/), the LangChain team
expanded the platform's functionality to meet the needs of new
applications. The GMail tool, empowered by structured tools, now
supports multiple arguments and powerful search capabilities,
demonstrating LangChain's ability to interact with dynamic data sources
like email servers.

#### Challenge
The current GMail tool only supports GMail, while users often utilize
other email services like Outlook in Office365. Additionally, the
proposed calendar tool in PR
https://github.com/hwchase17/langchain/pull/652 only works with Google
Calendar, not Outlook.

#### Changes
This PR implements an Office365 integration for LangChain, enabling
seamless email and calendar functionality with a single authentication
process.

#### Future Work
With the core Office365 integration complete, future work could include
integrating other Office365 tools such as Tasks and Address Book.

#### Who can review?
@hwchase17 or @vowelparrot can review this PR

#### Appendix
@janscas, I utilized your [O365](https://github.com/O365/python-o365)
library extensively. Given the rising popularity of LangChain and
similar AI frameworks, the convergence of libraries like O365 and tools
like this one is likely. So, I wanted to keep you updated on our
progress.

---------

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-26 02:59:09 -07:00
Xiaochao Dong
a15afc102c Relax the action input check for actions that require no input (#6357)
When the tool requires no input, the LLM often gives something like
this:
```json
{
    "action": "just_do_it"
}
```
I have attempted to enhance the prompt, but it doesn't appear to be
functioning effectively. Therefore, I believe we should consider easing
the check a little bit.



Signed-off-by: Xiaochao Dong (@damnever) <the.xcdong@gmail.com>
2023-06-26 02:30:17 -07:00
Ethan Bowen
cc33bde74f Confluence added (#6432)
Adding Confluence to Jira tool. Can create a page in Confluence with
this PR. If accepted, will extend functionality to Bitbucket and
additional Confluence features.



---------

Co-authored-by: Ethan Bowen <ethan.bowen@slalom.com>
2023-06-26 02:28:04 -07:00
Surya Nudurupati
2aeb8e7dbc Improved Documentation: Eliminating Redundancy in the Introduction.mdx (#6360)
When the documentation was originally written there was a redundant
typing of the word "using the"
2023-06-26 02:27:36 -07:00
rajib
0f6ef048d2 The openai_info.py does not have gpt-35-turbo which is the underlying Azure Open AI model name (#6321)
Since this model name is not there in the list MODEL_COST_PER_1K_TOKENS,
when we use get_openai_callback(), for gpt 3.5 model in Azure AI, we do
not get the cost of the tokens. This will fix this issue


#### Who can review?
 @hwchase17
 @agola11

Co-authored-by: rajib76 <rajib76@yahoo.com>
Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-26 02:16:39 -07:00
ArchimedesFTW
fe941cb54a Change tags(str) to tags(dict) in mlflow_callback.py docs (#6473)
Fixes #6472

#### Who can review?

@agola11
2023-06-26 02:12:23 -07:00
0xcrusher
9187d2f3a9 Fixed caching bug for Multiple Caching types by correctly checking types (#6746)
- Fixed an issue where some caching types check the wrong types, hence
not allowing caching to work


Maintainer responsibilities:
  - DataLoaders / VectorStores / Retrievers: @rlancemartin, @eyurtsev
2023-06-26 01:14:32 -07:00
Harrison Chase
e9877ea8b1 Tiktoken override (#6697) 2023-06-26 00:49:32 -07:00
Gabriel Altay
f9771700e4 prevent DuckDuckGoSearchAPIWrapper from consuming top result (#6727)
remove the `next` call that checks for None on the results generator
2023-06-25 19:54:15 -07:00
Pau Ramon Revilla
87802c86d9 Added a MHTML document loader (#6311)
MHTML is a very interesting format since it's used both for emails but
also for archived webpages. Some scraping projects want to store pages
in disk to process them later, mhtml is perfect for that use case.

This is heavily inspired from the beautifulsoup html loader, but
extracting the html part from the mhtml file.

---------

Co-authored-by: rlm <pexpresss31@gmail.com>
2023-06-25 13:12:08 -07:00
Janos Tolgyesi
05eec99269 beautifulsoup get_text kwargs in WebBaseLoader (#6591)
# beautifulsoup get_text kwargs in WebBaseLoader

- Description: this PR introduces an optional `bs_get_text_kwargs`
parameter to `WebBaseLoader` constructor. It can be used to pass kwargs
to the downstream BeautifulSoup.get_text call. The most common usage
might be to pass a custom text separator, as seen also in
`BSHTMLLoader`.
  - Tag maintainer: @rlancemartin, @eyurtsev
  - Twitter handle: jtolgyesi
2023-06-25 12:42:27 -07:00
Matt Robinson
be68f6f8ce feat: Add UnstructuredRSTLoader (#6594)
### Summary

Adds an `UnstructuredRSTLoader` for loading
[reStructuredText](https://en.wikipedia.org/wiki/ReStructuredText) file.

### Testing

```python
from langchain.document_loaders import UnstructuredRSTLoader

loader = UnstructuredRSTLoader(
    file_path="example_data/README.rst", mode="elements"
)
docs = loader.load()
print(docs[0])
```

### Reviewers

- @hwchase17 
- @rlancemartin 
- @eyurtsev
2023-06-25 12:41:57 -07:00
Chip Davis
b32cc01c9f feat: added tqdm progress bar to UnstructuredURLLoader (#6600)
- Description: Adds a simple progress bar with tqdm when using
UnstructuredURLLoader. Exposes new paramater `show_progress_bar`. Very
simple PR.
- Issue: N/A
- Dependencies: N/A
- Tag maintainer: @rlancemartin @eyurtsev

---------

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-25 12:41:25 -07:00
Augustine Theodore
afc292e58d Fix WhatsAppChatLoader : Enable parsing additional formats (#6663)
- Description: Updated regex to support a new format that was observed
when whatsapp chat was exported.
  - Issue: #6654
  - Dependencies: No new dependencies
  - Tag maintainer: @rlancemartin, @eyurtsev
2023-06-25 12:08:43 -07:00
Sumanth Donthula
3e30a5d967 updated sql_database.py for returning sorted table names. (#6692)
Added code to get the tables info in sorted order in methods
get_usable_table_names and get_table_info.

Linked to Issue: #6640
2023-06-25 12:04:24 -07:00
刘 方瑞
9d1b3bab76 Fix Typo in LangChain MyScale Integration Doc (#6705)
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- Description: Fix Typo in LangChain MyScale Integration  Doc

@hwchase17
2023-06-25 11:54:00 -07:00
sudolong
408c8d0178 fix chroma _similarity_search_with_relevance_scores missing kwargs … (#6708)
Issue: https://github.com/hwchase17/langchain/issues/6707
2023-06-25 11:53:42 -07:00
Zander Chase
d89e10d361 Fix Multi Functions Agent Tracing (#6702)
Confirmed it works now:
https://dev.langchain.plus/public/0dc32ce0-55af-432e-b09e-5a1a220842f5/r
2023-06-25 10:39:04 -07:00
Harrison Chase
1742db0c30 bump version to 215 (#6719) 2023-06-25 08:52:51 -07:00
Ankush Gola
e1b801be36 split up batch llm calls into separate runs (#5804) 2023-06-24 21:03:31 -07:00
Davis Chase
1da99ce013 bump v214 (#6694) 2023-06-24 14:23:11 -07:00
Lance Martin
dd36adc0f4 Make bs4 a local import in recursive_url_loader.py (#6693)
Resolve https://github.com/hwchase17/langchain/issues/6679
2023-06-24 13:54:10 -07:00
Harrison Chase
ef4c7b54ef bump to version 213 (#6688) 2023-06-24 11:56:37 -07:00
UmerHA
068142fce2 Add caching to BaseChatModel (issue #1644) (#5089)
#  Add caching to BaseChatModel
Fixes #1644

(Sidenote: While testing, I noticed we have multiple implementations of
Fake LLMs, used for testing. I consolidated them.)

## Who can review?
Community members can review the PR once tests pass. Tag
maintainers/contributors who might be interested:
Models
- @hwchase17
- @agola11

Twitter: [@UmerHAdil](https://twitter.com/@UmerHAdil) | Discord:
RicChilligerDude#7589

---------

Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
2023-06-24 11:45:09 -07:00
Harrison Chase
c289cc891a Harrison/optional ids opensearch (#6684)
Co-authored-by: taekimsmar <66041442+taekimsmar@users.noreply.github.com>
2023-06-24 09:19:57 -07:00
Hrag Balian
2518e6c95b Session deletion method in motorhead memory (#6609)
Motorhead Memory module didn't support deletion of a session. Added a
method to enable deletion.

---------

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-23 21:27:42 -07:00
Baichuan Sun
9fbe346860 Amazon API Gateway hosted LLM (#6673)
This PR adds a new LLM class for the Amazon API Gateway hosted LLM. The
PR also includes example notebooks for using the LLM class in an Agent
chain.

---------

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-23 21:27:25 -07:00
Davis Chase
fa1bb873e2 Fix openapi parameter parsing (#6676)
Ensure parameters are json serializable, related to #6671
2023-06-23 21:19:12 -07:00
Akash
b7e1c54947 Just corrected a small inconsistency on a doc page (#6603)
### Just corrected a small inconsistency on a doc page (not exactly a
typo, per se)
- Description: There was inconsistency due to the use of single quotes
at one place on the [Squential
Chains](https://python.langchain.com/docs/modules/chains/foundational/sequential_chains)
page of the docs,
  - Issue: NA,
  - Dependencies: NA,
  - Tag maintainer: @dev2049,
  - Twitter handle: kambleakash0
2023-06-23 16:09:29 -07:00
Davis Chase
2da1aab50b Wiki loader lint (#6670) 2023-06-23 16:05:42 -07:00
Leonid Ganeline
1c81883d42 added docstrings where they missed (#6626)
This PR targets the `API Reference` documentation.
- Several classes and functions missed `docstrings`. These docstrings
were created.
- In several places this

```
except ImportError:
        raise ValueError(
```

        was replaced to 

```
except ImportError:
        raise ImportError(
```
2023-06-23 15:49:44 -07:00
Shashank
3364e5818b Changed generate_prompt.py (#6644)
Modified regex for Fix: ValueError: Could not parse output
2023-06-23 15:48:33 -07:00
Davis Chase
f1e1ac2a01 chroma nb close img tag (#6669) 2023-06-23 15:41:54 -07:00
eLafo
db8b13df4c adds doc_content_chars_max argument to WikipediaLoader (#6645)
# Description
It adds a new initialization param in `WikipediaLoader` so we can
override the `doc_content_chars_max` param used in `WikipediaAPIWrapper`
under the hood, e.g:

```python
from langchain.document_loaders import WikipediaLoader

# doc_content_chars_max is the new init param
loader = WikipediaLoader(query="python", doc_content_chars_max=90000)
```

## Decisions
`doc_content_chars_max` default value will be 4000, because it's the
current value
I have added pycode comments

# Issue
#6639

# Dependencies
None


# Twitter handle
[@elafo](https://twitter.com/elafo)
2023-06-23 15:22:09 -07:00
Davis Chase
5e5b30b74f openapi -> openai nit (#6667) 2023-06-23 15:09:02 -07:00
Jeff Huber
2acf109c4b update chroma notebook (#6664)
@rlancemartin I updated the notebook for Chroma to hopefully be a lot
easier for users.
2023-06-23 15:03:06 -07:00
Eduard van Valkenburg
48381f1f78 PowerBI: catch outdated token (#6634)
This adds just a small tweak to catch the error that says the token is
expired rather then retrying.
2023-06-23 15:01:08 -07:00
Piyush Jain
b1de927f1b Kendra retriever api (#6616)
## Description
Replaces [Kendra
Retriever](https://github.com/hwchase17/langchain/blob/master/langchain/retrievers/aws_kendra_index_retriever.py)
with an updated version that uses the new [retriever
API](https://docs.aws.amazon.com/kendra/latest/dg/searching-retrieve.html)
which is better suited for retrieval augmented generation (RAG) systems.

**Note**: This change requires the latest version (1.26.159) of boto3 to
work. `pip install -U boto3` to upgrade the boto3 version.

cc @hupe1980
cc @dev2049
2023-06-23 14:59:35 -07:00
ChrisLovejoy
4e5d78579b fix minor typo in vector_db_qa.mdx (#6604)
- Description: minor typo fixed - doesn't instead of does. No other
changes.
2023-06-23 14:57:37 -07:00
Ikko Eltociear Ashimine
73da193a4b Fix typo in myscale_self_query.ipynb (#6601) 2023-06-23 14:57:12 -07:00
Saarthak Maini
ba256b23f2 Fix Typo (#6595)
Resolves #6582
2023-06-23 14:56:54 -07:00
kourosh hakhamaneshi
f6fdabd20b Fix ray-project/Aviary integration (#6607)
- Description: The aviary integration has changed url link. This PR
provide fix for those changes and also it makes providing the input URL
optional to the API (since they can be set via env variables).
  - Issue: N/A
  - Dependencies: N/A
  - Twitter handle: N/A

---------

Signed-off-by: Kourosh Hakhamaneshi <kourosh@anyscale.com>
2023-06-23 14:49:53 -07:00
northern-64bit
dbe1d029ec Fix grammar mistake in base.py in planners (#6611)
Fix a typo in
`langchain/experimental/plan_and_execute/planners/base.py`, by changing
"Given input, decided what to do." to "Given input, decide what to do."

This is in the docstring for functions running LLM chains which shall
create a plan, "decided" does not make any sense in this context.
2023-06-23 14:47:10 -07:00
Aaron Pham
082976d8d0 fix(docs): broken link for OpenLLM (#6622)
This link for the notebook of OpenLLM is not migrated to the new format

Signed-off-by: Aaron <29749331+aarnphm@users.noreply.github.com>

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Replace this comment with:
  - Description: a description of the change,
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gets announced and you'd like a mention, we'll gladly shout you out!

If you're adding a new integration, please include:
1. a test for the integration, preferably unit tests that do not rely on
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  2. an example notebook showing its use.

Maintainer responsibilities:
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  - DataLoaders / VectorStores / Retrievers: @rlancemartin, @eyurtsev
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  - Memory: @hwchase17
  - Agents / Tools / Toolkits: @vowelparrot
  - Tracing / Callbacks: @agola11
  - Async: @agola11

If no one reviews your PR within a few days, feel free to @-mention the
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 -->

Signed-off-by: Aaron <29749331+aarnphm@users.noreply.github.com>
2023-06-23 13:59:17 -07:00
Davis Chase
fe828185ed Dev2049/bump 212 (#6665) 2023-06-23 13:48:02 -07:00
Hassan Ouda
9e52134d30 ChatVertexAI broken - Fix error with sending context in params (#6652)
vertex Ai chat is broken right now. That is because context is in params
and chat.send_message doesn't accept that as a params.

- Closes issue [ChatVertexAI Error: _ChatSessionBase.send_message() got
an unexpected keyword argument 'context'
#6610](https://github.com/hwchase17/langchain/issues/6610)
2023-06-23 13:38:21 -07:00
Lance Martin
c2b25c17c5 Recursive URL loader (#6455)
We may want to process load all URLs under a root directory.

For example, let's look at the [LangChain JS
documentation](https://js.langchain.com/docs/).

This has many interesting child pages that we may want to read in bulk.

Of course, the `WebBaseLoader` can load a list of pages. 

But, the challenge is traversing the tree of child pages and actually
assembling that list!
 
We do this using the `RecusiveUrlLoader`.

This also gives us the flexibility to exclude some children (e.g., the
`api` directory with > 800 child pages).
2023-06-23 13:09:00 -07:00
Lance Martin
be02572d58 Add delete and ensure add_texts performs upsert (w/ ID optional) (#6126)
## Goal 

We want to ensure consistency across vectordbs:
1/ add `delete` by ID method to the base vectorstore class
2/ ensure `add_texts` performs `upsert` with ID optionally passed

## Testing
- [x] Pinecone: notebook test w/ `langchain_test` vectorstore.
- [x] Chroma: Review by @jeffchuber, notebook test w/ in memory
vectorstore.
- [x] Supabase: Review by @copple, notebook test w/ `langchain_test`
table.
- [x] Weaviate: Notebook test w/ `langchain_test` index. 
- [x] Elastic: Revied by @vestal. Notebook test w/ `langchain_test`
table.
- [ ] Redis: Asked for review from owner of recent `delete` method
https://github.com/hwchase17/langchain/pull/6222
2023-06-23 13:03:10 -07:00
Lance Martin
393f469eb3 Create merge loader that combines documents from a set of loaders (#6659)
Simple utility loader that combines documents from a set of specified
loaders.
2023-06-23 13:02:48 -07:00
Davis Chase
6988039975 openapi_openai docstring (#6661) 2023-06-23 11:38:33 -07:00
Davis Chase
b25933b607 bump 211 (#6660) 2023-06-23 11:10:48 -07:00
Davis Chase
e013459b18 Openapi to openai (#6658) 2023-06-23 11:00:34 -07:00
Davis Chase
b062a3f938 bump 210 (#6656) 2023-06-23 09:37:58 -07:00
Alejandra De Luna
980c865174 fix: remove callbacks arg from Tool and StructuredTool inferred schema (#6483)
Fixes #5456 

This PR removes the `callbacks` argument from a tool's schema when
creating a `Tool` or `StructuredTool` with the `from_function` method
and `infer_schema` is set to `True`. The `callbacks` argument is now
removed in the `create_schema_from_function` and `_get_filtered_args`
methods. As suggested by @vowelparrot, this fix provides a
straightforward solution that minimally affects the existing
implementation.

A test was added to verify that this change enables the expected use of
`Tool` and `StructuredTool` when using a `CallbackManager` and inferring
the tool's schema.

  - @hwchase17
2023-06-23 01:48:27 -07:00
Zander Chase
b4fe7f3a09 Session to project (#6249)
Sessions are being renamed to projects in the tracer
2023-06-23 01:11:01 -07:00
Zander Chase
9c09861946 Add tags in agent initialization (#6559)
Add better docstrings for agent executor as well

Inspo: https://github.com/hwchase17/langchainjs/pull/1722

![image](https://github.com/hwchase17/langchain/assets/130414180/d11662bc-0c0e-4166-9ff3-354d41a9144a)
2023-06-22 22:35:00 -07:00
Lance Martin
6e69bfbb28 Loader for OpenCityData and minor cleanups to Pandas, Airtable loaders (#6301)
Many cities have open data portals for events like crime, traffic, etc.

Socrata provides an API for many, including SF (e.g., see
[here](https://dev.socrata.com/foundry/data.sfgov.org/tmnf-yvry)).

This is a new data loader for city data that uses Socrata API.
2023-06-22 22:20:42 -07:00
Christoph Kahl
9d42621fa4 added redis method to delete entries by keys (#6222)
In addition to my last pr (return keys of added entries), we also need a
method to delete the entries by keys.

@dev2049
2023-06-22 13:26:47 -07:00
Tim Conkling
c28990d871 StreamlitCallbackHandler (#6315)
A new implementation of `StreamlitCallbackHandler`. It formats Agent
thoughts into Streamlit expanders.

You can see the handler in action here:
https://langchain-mrkl.streamlit.app/

Per a discussion with Harrison, we'll be adding a
`StreamlitCallbackHandler` implementation to an upcoming
[Streamlit](https://github.com/streamlit/streamlit) release as well, and
will be updating it as we add new LLM- and LangChain-specific features
to Streamlit.

The idea with this PR is that the LangChain `StreamlitCallbackHandler`
will "auto-update" in a way that keeps it forward- (and backward-)
compatible with Streamlit. If the user has an older Streamlit version
installed, the LangChain `StreamlitCallbackHandler` will be used; if
they have a newer Streamlit version that has an updated
`StreamlitCallbackHandler`, that implementation will be used instead.

(I'm opening this as a draft to get the conversation going and make sure
we're on the same page. We're really excited to land this into
LangChain!)

#### Who can review?

@agola11, @hwchase17
2023-06-22 13:14:28 -07:00
Nuno Campos
74ac6fb6b9 Allow callback handlers to opt into being run inline (#6424)
This is useful eg for callback handlers that use context vars (like open
telemetry)

See https://github.com/hwchase17/langchain/pull/6095
2023-06-22 11:36:19 -07:00
Harrison Chase
a9108c1809 add mongo (HOLD) (#6437)
do not merge in
2023-06-22 11:08:12 -07:00
Lance Martin
30f7288082 MD header text splitter returns Documents (#6571)
Return `Documents` from MD header text splitter to simplify UX.

Updates the test as well as example notebooks.
2023-06-22 09:25:38 -07:00
Rogério Chaves
3436da65a4 Fix callback forwarding in async plan method for OpenAI function agent (#6584)
The callback argument was missing, preventing me to get callbacks to
work properly when using it async
2023-06-22 08:18:31 -07:00
Davis Chase
b909bc8b58 bump 209 (#6593) 2023-06-22 08:18:19 -07:00
minhajul-clarifai
6e57306a13 Clarifai integration (#5954)
# Changes
This PR adds [Clarifai](https://www.clarifai.com/) integration to
Langchain. Clarifai is an end-to-end AI Platform. Clarifai offers user
the ability to use many types of LLM (OpenAI, cohere, ect and other open
source models). As well, a clarifai app can be treated as a vector
database to upload and retrieve data. The integrations includes:
- Clarifai LLM integration: Clarifai supports many types of language
model that users can utilize for their application
- Clarifai VectorDB: A Clarifai application can hold data and
embeddings. You can run semantic search with the embeddings

#### Before submitting
- [x] Added integration test for LLM 
- [x] Added integration test for VectorDB 
- [x] Added notebook for LLM 
- [x] Added notebook for VectorDB 

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-22 08:00:15 -07:00
Jeroen Van Goey
7f6f5c2a6a Add missing word in comment (#6587)
Changed

```
# Do this so we can exactly what's going on under the hood
```
to
```
# Do this so we can see exactly what's going on under the hood
```
2023-06-22 07:54:28 -07:00
Davis Chase
d50de2728f Add AzureML endpoint LLM wrapper (#6580)
### Description

We have added a new LLM integration `azureml_endpoint` that allows users
to leverage models from the AzureML platform. Microsoft recently
announced the release of [Azure Foundation

Models](https://learn.microsoft.com/en-us/azure/machine-learning/concept-foundation-models?view=azureml-api-2)
which users can find in the AzureML Model Catalog. The Model Catalog
contains a variety of open source and Hugging Face models that users can
deploy on AzureML. The `azureml_endpoint` allows LangChain users to use
the deployed Azure Foundation Models.

### Dependencies

No added dependencies were required for the change.

### Tests

Integration tests were added in
`tests/integration_tests/llms/test_azureml_endpoint.py`.

### Notebook

A Jupyter notebook demonstrating how to use `azureml_endpoint` was added
to `docs/modules/llms/integrations/azureml_endpoint_example.ipynb`.

### Twitters

[Prakhar Gupta](https://twitter.com/prakhar_in)
[Matthew DeGuzman](https://twitter.com/matthew_d13)

---------

Co-authored-by: Matthew DeGuzman <91019033+matthewdeguzman@users.noreply.github.com>
Co-authored-by: prakharg-msft <75808410+prakharg-msft@users.noreply.github.com>
2023-06-22 01:46:01 -07:00
Davis Chase
4fabd02d25 Add OpenLLM wrapper(#6578)
LLM wrapper for models served with OpenLLM

---------

Signed-off-by: Aaron <29749331+aarnphm@users.noreply.github.com>
Authored-by: Aaron Pham <29749331+aarnphm@users.noreply.github.com>
Co-authored-by: Chaoyu <paranoyang@gmail.com>
2023-06-22 01:18:14 -07:00
Brendan Graham
d718f3b6d0 feat: interfaces for async embeddings, implement async openai (#6563)
Since it seems like #6111 will be blocked for a bit, I've forked
@tyree731's fork and implemented the requested changes.

This change adds support to the base Embeddings class for two methods,
aembed_query and aembed_documents, those two methods supporting async
equivalents of embed_query and
embed_documents respectively. This ever so slightly rounds out async
support within langchain, with an initial implementation of this
functionality being implemented for openai.

Implements https://github.com/hwchase17/langchain/issues/6109

---------

Co-authored-by: Stephen Tyree <tyree731@gmail.com>
2023-06-21 23:16:33 -07:00
ljeagle
ca24dc2d5f Upgrade the version of AwaDB and add some new interfaces (#6565)
1. upgrade the version of AwaDB
2. add some new interfaces
3. fix bug of packing page content error

@dev2049  please review, thanks!

---------

Co-authored-by: vincent <awadb.vincent@gmail.com>
2023-06-21 23:15:18 -07:00
Harrison Chase
937a7e93f2 add motherduck docs (#6572) 2023-06-21 23:13:45 -07:00
Muhammad Vaid
ae81b96b60 Detailed using the Twilio tool to send messages with 3rd party apps incl. WhatsApp (#6562)
Everything needed to support sending messages over WhatsApp Business
Platform (GA), Facebook Messenger (Public Beta) and Google Business
Messages (Private Beta) was present. Just added some details on
leveraging it.
2023-06-21 19:26:50 -07:00
Kenzie Mihardja
b8d78424ab Change Data Loader Namespace (#6568)
Description:
Update the artifact name of the xml file and the namespaces. Co-authored
with @tjaffri
Co-authored-by: Kenzie Mihardja <kenzie@docugami.com>
2023-06-21 19:24:04 -07:00
Gengliang Wang
0673245d0c Remove duplicate databricks entries in ecosystem integrations (#6569)
Currently, there are two Databricks entries in
https://python.langchain.com/docs/ecosystem/integrations/
<img width="277" alt="image"
src="https://github.com/hwchase17/langchain/assets/1097932/86ab4ad2-6bce-4459-9d56-1ab2fbb69f6d">

The reason is that there are duplicated notebooks for Databricks
integration:
*
https://github.com/hwchase17/langchain/blob/master/docs/extras/ecosystem/integrations/databricks.ipynb
*
https://github.com/hwchase17/langchain/blob/master/docs/extras/ecosystem/integrations/databricks/databricks.ipynb

This PR is to remove the second one for simplicity.
2023-06-21 19:14:33 -07:00
Suri Chen
14b9418cc5 Fix whatsappchatloader - enable parsing new datetime format on WhatsApp chat (#6555)
- Description: observed new format on WhatsApp exported chat - example:
`[2023/5/4, 16:17:13] ~ Carolina: 🥺`
  - Dependencies: no additional dependencies required
  - Tag maintainer: @rlancemartin, @eyurtsev
2023-06-21 19:11:49 -07:00
Zander Chase
5322bac5fc Wait for all futures (#6554)
- Expose method to wait for all futures
- Wait for submissions in the run_on_dataset functions to ensure runs
are fully submitted before cleaning up
2023-06-21 18:20:17 -07:00
HenriZuber
e0605b464b feat: faiss filter from list (#6537)
### Feature

Using FAISS on a retrievalQA task, I found myself wanting to allow in
multiple sources. From what I understood, the filter feature takes in a
dict of form {key: value} which then will check in the metadata for the
exact value linked to that key.
I added some logic to be able to pass a list which will be checked
against instead of an exact value. Passing an exact value will also
work.

Here's an example of how I could then use it in my own project:

```
    pdfs_to_filter_in = ["file_A", "file_B"]
    filter_dict = {
        "source": [f"source_pdfs/{pdf_name}.pdf" for pdf_name in pdfs_to_filter_in]
    }
    retriever = db.as_retriever()
    retriever.search_kwargs = {"filter": filter_dict}
```

I added an integration test based on the other ones I found in
`tests/integration_tests/vectorstores/test_faiss.py` under
`test_faiss_with_metadatas_and_list_filter()`.

It doesn't feel like this is worthy of its own notebook or doc, but I'm
open to suggestions if needed.

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-21 10:49:01 -07:00
Davis Chase
00a7403236 update pr tmpl (#6552) 2023-06-21 10:03:52 -07:00
Jeroen Van Goey
57b5f42847 Remove unintended double negation in docstring (#6541)
Small typo fix.

`ImportError: If importing vertexai SDK didn't not succeed.` ->
`ImportError: If importing vertexai SDK did not succeed.`.
2023-06-21 10:01:28 -07:00
Andrey E. Vedishchev
a2a0715bd4 Minor Grammar Fixes in Docs and Comments (#6536)
Just some grammar fixes: I found "retriver" instead of "retriever" in
several comments across the documentation and in the comments. I fixed
it.


Co-authored-by: andrey.vedishchev <andrey.vedishchev@rgigroup.com>
Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-21 09:53:31 -07:00
dirtysalt
57cc3d1d3d [Feature][VectorStore] Support StarRocks as vector db (#6119)
<!--
Thank you for contributing to LangChain! Your PR will appear in our
release under the title you set. Please make sure it highlights your
valuable contribution.

Replace this with a description of the change, the issue it fixes (if
applicable), and relevant context. List any dependencies required for
this change.

After you're done, someone will review your PR. They may suggest
improvements. If no one reviews your PR within a few days, feel free to
@-mention the same people again, as notifications can get lost.

Finally, we'd love to show appreciation for your contribution - if you'd
like us to shout you out on Twitter, please also include your handle!
-->

<!-- Remove if not applicable -->

Fixes # (issue)

#### Before submitting

<!-- If you're adding a new integration, please include:

1. a test for the integration - favor unit tests that does not rely on
network access.
2. an example notebook showing its use


See contribution guidelines for more information on how to write tests,
lint
etc:


https://github.com/hwchase17/langchain/blob/master/.github/CONTRIBUTING.md
-->

Here are some examples to use StarRocks as vectordb

```
from langchain.vectorstores import StarRocks
from langchain.vectorstores.starrocks import StarRocksSettings

embeddings = OpenAIEmbeddings()

# conifgure starrocks settings
settings = StarRocksSettings()
settings.port = 41003
settings.host = '127.0.0.1'
settings.username = 'root'
settings.password = ''
settings.database = 'zya'

# to fill new embeddings
docsearch = StarRocks.from_documents(split_docs, embeddings, config = settings)   


# or to use already-built embeddings in database.
docsearch = StarRocks(embeddings, settings)
```

#### Who can review?

Tag maintainers/contributors who might be interested:

@dev2049 

<!-- For a quicker response, figure out the right person to tag with @

  @hwchase17 - project lead

  Tracing / Callbacks
  - @agola11

  Async
  - @agola11

  DataLoaders
  - @eyurtsev

  Models
  - @hwchase17
  - @agola11

  Agents / Tools / Toolkits
  - @hwchase17

  VectorStores / Retrievers / Memory
  - @dev2049

 -->

---------

Co-authored-by: Dev 2049 <dev.dev2049@gmail.com>
2023-06-21 09:02:33 -07:00
Zander Chase
7a4ff424fc Relax string input mapper check (#6544)
for run evaluator. It could be that an evalutor doesn't need the output
2023-06-21 08:01:42 -07:00
689 changed files with 55892 additions and 6280 deletions

View File

@@ -1,56 +1,26 @@
<!--
Thank you for contributing to LangChain! Your PR will appear in our release under the title you set. Please make sure it highlights your valuable contribution.
<!-- Thank you for contributing to LangChain!
Replace this with a description of the change, the issue it fixes (if applicable), and relevant context. List any dependencies required for this change.
Replace this comment with:
- Description: a description of the change,
- Issue: the issue # it fixes (if applicable),
- Dependencies: any dependencies required for this change,
- Tag maintainer: for a quicker response, tag the relevant maintainer (see below),
- Twitter handle: we announce bigger features on Twitter. If your PR gets announced and you'd like a mention, we'll gladly shout you out!
After you're done, someone will review your PR. They may suggest improvements. If no one reviews your PR within a few days, feel free to @-mention the same people again, as notifications can get lost.
If you're adding a new integration, please include:
1. a test for the integration, preferably unit tests that do not rely on network access,
2. an example notebook showing its use.
Finally, we'd love to show appreciation for your contribution - if you'd like us to shout you out on Twitter, please also include your handle!
-->
Maintainer responsibilities:
- General / Misc / if you don't know who to tag: @baskaryan
- DataLoaders / VectorStores / Retrievers: @rlancemartin, @eyurtsev
- Models / Prompts: @hwchase17, @baskaryan
- Memory: @hwchase17
- Agents / Tools / Toolkits: @hinthornw
- Tracing / Callbacks: @agola11
- Async: @agola11
<!-- Remove if not applicable -->
Fixes # (issue)
#### Before submitting
<!-- If you're adding a new integration, please include:
1. a test for the integration - favor unit tests that does not rely on network access.
2. an example notebook showing its use
See contribution guidelines for more information on how to write tests, lint
etc:
https://github.com/hwchase17/langchain/blob/master/.github/CONTRIBUTING.md
-->
#### Who can review?
Tag maintainers/contributors who might be interested:
<!-- For a quicker response, figure out the right person to tag with @
@hwchase17 - project lead
Tracing / Callbacks
- @agola11
Async
- @agola11
DataLoaders
- @eyurtsev
Models
- @hwchase17
- @agola11
Agents / Tools / Toolkits
- @hwchase17
VectorStores / Retrievers / Memory
- @dev2049
If no one reviews your PR within a few days, feel free to @-mention the same people again.
See contribution guidelines for more information on how to write/run tests, lint, etc: https://github.com/hwchase17/langchain/blob/master/.github/CONTRIBUTING.md
-->

View File

@@ -9,6 +9,9 @@ build:
os: ubuntu-22.04
tools:
python: "3.11"
jobs:
pre_build:
- python docs/api_reference/create_api_rst.py
# Build documentation in the docs/ directory with Sphinx
sphinx:

View File

@@ -1,57 +0,0 @@
document.addEventListener('DOMContentLoaded', () => {
// Load the external dependencies
function loadScript(src, onLoadCallback) {
const script = document.createElement('script');
script.src = src;
script.onload = onLoadCallback;
document.head.appendChild(script);
}
function createRootElement() {
const rootElement = document.createElement('div');
rootElement.id = 'my-component-root';
document.body.appendChild(rootElement);
return rootElement;
}
function initializeMendable() {
const rootElement = createRootElement();
const { MendableFloatingButton } = Mendable;
const iconSpan1 = React.createElement('span', {
}, '🦜');
const iconSpan2 = React.createElement('span', {
}, '🔗');
const icon = React.createElement('p', {
style: { color: '#ffffff', fontSize: '22px',width: '48px', height: '48px', margin: '0px', padding: '0px', display: 'flex', alignItems: 'center', justifyContent: 'center', textAlign: 'center' },
}, [iconSpan1, iconSpan2]);
const mendableFloatingButton = React.createElement(
MendableFloatingButton,
{
style: { darkMode: false, accentColor: '#010810' },
floatingButtonStyle: { color: '#ffffff', backgroundColor: '#010810' },
anon_key: '82842b36-3ea6-49b2-9fb8-52cfc4bde6bf', // Mendable Search Public ANON key, ok to be public
cmdShortcutKey:'j',
messageSettings: {
openSourcesInNewTab: false,
prettySources: true // Prettify the sources displayed now
},
icon: icon,
}
);
ReactDOM.render(mendableFloatingButton, rootElement);
}
loadScript('https://unpkg.com/react@17/umd/react.production.min.js', () => {
loadScript('https://unpkg.com/react-dom@17/umd/react-dom.production.min.js', () => {
loadScript('https://unpkg.com/@mendable/search@0.0.102/dist/umd/mendable.min.js', initializeMendable);
});
});
});

View File

@@ -1,12 +0,0 @@
Agents
==============
Reference guide for Agents and associated abstractions.
.. toctree::
:maxdepth: 1
:glob:
modules/agents
modules/tools
modules/agent_toolkits

File diff suppressed because it is too large Load Diff

View File

@@ -11,12 +11,13 @@
# add these directories to sys.path here. If the directory is relative to the
# documentation root, use os.path.abspath to make it absolute, like shown here.
#
# import os
# import sys
# sys.path.insert(0, os.path.abspath('.'))
import os
import sys
import toml
sys.path.insert(0, os.path.abspath("."))
with open("../../pyproject.toml") as f:
data = toml.load(f)
@@ -45,11 +46,9 @@ extensions = [
"sphinx.ext.napoleon",
"sphinx.ext.viewcode",
"sphinxcontrib.autodoc_pydantic",
"myst_nb",
"sphinx_copybutton",
"sphinx_panels",
"IPython.sphinxext.ipython_console_highlighting",
"sphinx_tabs.tabs",
]
source_suffix = [".rst"]
@@ -59,24 +58,22 @@ autodoc_pydantic_config_members = False
autodoc_pydantic_model_show_config_summary = False
autodoc_pydantic_model_show_validator_members = False
autodoc_pydantic_model_show_validator_summary = False
autodoc_pydantic_model_show_field_summary = False
autodoc_pydantic_model_members = False
autodoc_pydantic_model_undoc_members = False
autodoc_pydantic_model_hide_paramlist = False
autodoc_pydantic_model_signature_prefix = "class"
autodoc_pydantic_field_signature_prefix = "attribute"
autodoc_pydantic_model_summary_list_order = "bysource"
autodoc_member_order = "bysource"
autodoc_pydantic_field_signature_prefix = "param"
autodoc_member_order = "groupwise"
autoclass_content = "both"
autodoc_typehints_format = "short"
autodoc_default_options = {
"members": True,
"show-inheritance": True,
"undoc_members": True,
"inherited_members": "BaseModel",
"inherited-members": "BaseModel",
"undoc-members": True,
"special-members": "__call__",
}
autodoc_typehints = "description"
# autodoc_typehints = "description"
# Add any paths that contain templates here, relative to this directory.
templates_path = ["_templates"]
templates_path = ["templates"]
# List of patterns, relative to source directory, that match files and
# directories to ignore when looking for source files.
@@ -89,14 +86,16 @@ exclude_patterns = ["_build", "Thumbs.db", ".DS_Store"]
# The theme to use for HTML and HTML Help pages. See the documentation for
# a list of builtin themes.
#
html_theme = "sphinx_rtd_theme"
html_theme = "scikit-learn-modern"
html_theme_path = ["themes"]
html_theme_options = {
"path_to_docs": "docs",
"repository_url": "https://github.com/hwchase17/langchain",
"use_repository_button": True,
# "style_nav_header_background": "white"
# redirects dictionary maps from old links to new links
html_additional_pages = {}
redirects = {
"index": "api_reference",
}
for old_link in redirects:
html_additional_pages[old_link] = "redirects.html"
html_context = {
"display_github": True, # Integrate GitHub
@@ -104,6 +103,7 @@ html_context = {
"github_repo": "langchain", # Repo name
"github_version": "master", # Version
"conf_py_path": "/docs/api_reference", # Path in the checkout to the docs root
"redirects": redirects,
}
# Add any paths that contain custom static files (such as style sheets) here,
@@ -116,10 +116,9 @@ html_static_path = ["_static"]
html_css_files = [
"css/custom.css",
]
html_use_index = False
html_js_files = [
"js/mendablesearch.js",
]
nb_execution_mode = "off"
myst_enable_extensions = ["colon_fence"]
# generate autosummary even if no references
autosummary_generate = True

View File

@@ -0,0 +1,94 @@
"""Script for auto-generating api_reference.rst"""
import glob
import re
from pathlib import Path
ROOT_DIR = Path(__file__).parents[2].absolute()
PKG_DIR = ROOT_DIR / "langchain"
WRITE_FILE = Path(__file__).parent / "api_reference.rst"
def load_members() -> dict:
members: dict = {}
for py in glob.glob(str(PKG_DIR) + "/**/*.py", recursive=True):
module = py[len(str(PKG_DIR)) + 1 :].replace(".py", "").replace("/", ".")
top_level = module.split(".")[0]
if top_level not in members:
members[top_level] = {"classes": [], "functions": []}
with open(py, "r") as f:
for line in f.readlines():
cls = re.findall(r"^class ([^_].*)\(", line)
members[top_level]["classes"].extend([module + "." + c for c in cls])
func = re.findall(r"^def ([^_].*)\(", line)
members[top_level]["functions"].extend([module + "." + f for f in func])
return members
def construct_doc(members: dict) -> str:
full_doc = """\
.. _api_reference:
=============
API Reference
=============
"""
for module, _members in sorted(members.items(), key=lambda kv: kv[0]):
classes = _members["classes"]
functions = _members["functions"]
if not (classes or functions):
continue
module_title = module.replace("_", " ").title()
if module_title == "Llms":
module_title = "LLMs"
section = f":mod:`langchain.{module}`: {module_title}"
full_doc += f"""\
{section}
{'=' * (len(section) + 1)}
.. automodule:: langchain.{module}
:no-members:
:no-inherited-members:
"""
if classes:
cstring = "\n ".join(sorted(classes))
full_doc += f"""\
Classes
--------------
.. currentmodule:: langchain
.. autosummary::
:toctree: {module}
:template: class.rst
{cstring}
"""
if functions:
fstring = "\n ".join(sorted(functions))
full_doc += f"""\
Functions
--------------
.. currentmodule:: langchain
.. autosummary::
:toctree: {module}
{fstring}
"""
return full_doc
def main() -> None:
members = load_members()
full_doc = construct_doc(members)
with open(WRITE_FILE, "w") as f:
f.write(full_doc)
if __name__ == "__main__":
main()

View File

@@ -1,13 +0,0 @@
Data connection
==============
LangChain has a number of modules that help you load, structure, store, and retrieve documents.
.. toctree::
:maxdepth: 1
:glob:
modules/document_loaders
modules/document_transformers
modules/embeddings
modules/vectorstores
modules/retrievers

View File

@@ -1,29 +1,8 @@
API Reference
==========================
| Full documentation on all methods, classes, and APIs in the LangChain Python package.
=============
LangChain API
=============
.. toctree::
:maxdepth: 1
:caption: Abstractions
:maxdepth: 2
./modules/base_classes.rst
.. toctree::
:maxdepth: 1
:caption: Core
./model_io.rst
./data_connection.rst
./modules/chains.rst
./agents.rst
./modules/memory.rst
./modules/callbacks.rst
.. toctree::
:maxdepth: 1
:caption: Additional
./modules/utilities.rst
./modules/experimental.rst
api_reference.rst

View File

@@ -1,12 +0,0 @@
Model I/O
==============
LangChain provides interfaces and integrations for working with language models.
.. toctree::
:maxdepth: 1
:glob:
./prompts.rst
./models.rst
./modules/output_parsers.rst

View File

@@ -1,11 +0,0 @@
Models
==============
LangChain provides interfaces and integrations for a number of different types of models.
.. toctree::
:maxdepth: 1
:glob:
modules/llms
modules/chat_models

View File

@@ -1,7 +0,0 @@
Agent Toolkits
===============================
.. automodule:: langchain.agents.agent_toolkits
:members:
:undoc-members:

View File

@@ -1,7 +0,0 @@
Agents
===============================
.. automodule:: langchain.agents
:members:
:undoc-members:

View File

@@ -1,5 +0,0 @@
Base classes
========================
.. automodule:: langchain.schema
:inherited-members:

View File

@@ -1,7 +0,0 @@
Callbacks
=======================
.. automodule:: langchain.callbacks
:members:
:undoc-members:

View File

@@ -1,8 +0,0 @@
Chains
=======================
.. automodule:: langchain.chains
:members:
:undoc-members:
:inherited-members: BaseModel

View File

@@ -1,7 +0,0 @@
Chat Models
===============================
.. automodule:: langchain.chat_models
:members:
:undoc-members:

View File

@@ -1,7 +0,0 @@
Document Loaders
===============================
.. automodule:: langchain.document_loaders
:members:
:undoc-members:

View File

@@ -1,13 +0,0 @@
Document Transformers
===============================
.. automodule:: langchain.document_transformers
:members:
:undoc-members:
Text Splitters
------------------------------
.. automodule:: langchain.text_splitter
:members:
:undoc-members:

View File

@@ -1,5 +0,0 @@
Embeddings
===========================
.. automodule:: langchain.embeddings
:members:

View File

@@ -1,5 +0,0 @@
Example Selector
=========================================
.. automodule:: langchain.prompts.example_selector
:members:

View File

@@ -1,28 +0,0 @@
====================
Experimental
====================
This module contains experimental modules and reproductions of existing work using LangChain primitives.
Autonomous agents
------------------
Here, we document the BabyAGI and AutoGPT classes from the langchain.experimental module.
.. autoclass:: langchain.experimental.BabyAGI
:members:
.. autoclass:: langchain.experimental.AutoGPT
:members:
Generative agents
------------------
Here, we document the GenerativeAgent and GenerativeAgentMemory classes from the langchain.experimental module.
.. autoclass:: langchain.experimental.GenerativeAgent
:members:
.. autoclass:: langchain.experimental.GenerativeAgentMemory
:members:

View File

@@ -1,7 +0,0 @@
LLMs
=======================
.. automodule:: langchain.llms
:members:
:inherited-members:
:special-members: __call__

View File

@@ -1,7 +0,0 @@
Memory
===============================
.. automodule:: langchain.memory
:members:
:undoc-members:

View File

@@ -1,7 +0,0 @@
Output Parsers
===============================
.. automodule:: langchain.output_parsers
:members:
:undoc-members:

View File

@@ -1,6 +0,0 @@
Prompt Templates
========================
.. automodule:: langchain.prompts
:members:
:undoc-members:

View File

@@ -1,14 +0,0 @@
Retrievers
===============================
.. automodule:: langchain.retrievers
:members:
:undoc-members:
Document compressors
-------------------------------
.. automodule:: langchain.retrievers.document_compressors
:members:
:undoc-members:

View File

@@ -1,7 +0,0 @@
Tools
===============================
.. automodule:: langchain.tools
:members:
:undoc-members:

View File

@@ -1,7 +0,0 @@
Utilities
===============================
.. automodule:: langchain.utilities
:members:
:undoc-members:

View File

@@ -1,6 +0,0 @@
Vector Stores
=============================
.. automodule:: langchain.vectorstores
:members:
:undoc-members:

View File

@@ -1,11 +0,0 @@
Prompts
==============
The reference guides here all relate to objects for working with Prompts.
.. toctree::
:maxdepth: 1
:glob:
modules/prompts
modules/example_selector

View File

@@ -0,0 +1,27 @@
Copyright (c) 2007-2023 The scikit-learn developers.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
* Neither the name of the copyright holder nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

View File

@@ -0,0 +1,28 @@
:mod:`{{module}}`.{{objname}}
{{ underline }}==============
.. currentmodule:: {{ module }}
.. autoclass:: {{ objname }}
{% block methods %}
{% if methods %}
.. rubric:: {{ _('Methods') }}
.. autosummary::
{% for item in methods %}
~{{ name }}.{{ item }}
{%- endfor %}
{% endif %}
{% endblock %}
{% block attributes %}
{% if attributes %}
.. rubric:: {{ _('Attributes') }}
.. autosummary::
{% for item in attributes %}
~{{ name }}.{{ item }}
{%- endfor %}
{% endif %}
{% endblock %}

View File

@@ -0,0 +1,15 @@
{% set redirect = pathto(redirects[pagename]) %}
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="Refresh" content="0; url={{ redirect }}" />
<meta name="Description" content="scikit-learn: machine learning in Python">
<link rel="canonical" href="{{ redirect }}" />
<title>scikit-learn: machine learning in Python</title>
</head>
<body>
<p>You will be automatically redirected to the <a href="{{ redirect }}">new location of this page</a>.</p>
</body>
</html>

View File

@@ -0,0 +1,27 @@
Copyright (c) 2007-2023 The scikit-learn developers.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
* Neither the name of the copyright holder nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

View File

@@ -0,0 +1,67 @@
<script>
$(document).ready(function() {
/* Add a [>>>] button on the top-right corner of code samples to hide
* the >>> and ... prompts and the output and thus make the code
* copyable. */
var div = $('.highlight-python .highlight,' +
'.highlight-python3 .highlight,' +
'.highlight-pycon .highlight,' +
'.highlight-default .highlight')
var pre = div.find('pre');
// get the styles from the current theme
pre.parent().parent().css('position', 'relative');
var hide_text = 'Hide prompts and outputs';
var show_text = 'Show prompts and outputs';
// create and add the button to all the code blocks that contain >>>
div.each(function(index) {
var jthis = $(this);
if (jthis.find('.gp').length > 0) {
var button = $('<span class="copybutton">&gt;&gt;&gt;</span>');
button.attr('title', hide_text);
button.data('hidden', 'false');
jthis.prepend(button);
}
// tracebacks (.gt) contain bare text elements that need to be
// wrapped in a span to work with .nextUntil() (see later)
jthis.find('pre:has(.gt)').contents().filter(function() {
return ((this.nodeType == 3) && (this.data.trim().length > 0));
}).wrap('<span>');
});
// define the behavior of the button when it's clicked
$('.copybutton').click(function(e){
e.preventDefault();
var button = $(this);
if (button.data('hidden') === 'false') {
// hide the code output
button.parent().find('.go, .gp, .gt').hide();
button.next('pre').find('.gt').nextUntil('.gp, .go').css('visibility', 'hidden');
button.css('text-decoration', 'line-through');
button.attr('title', show_text);
button.data('hidden', 'true');
} else {
// show the code output
button.parent().find('.go, .gp, .gt').show();
button.next('pre').find('.gt').nextUntil('.gp, .go').css('visibility', 'visible');
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$('dl.glossary > dt[id]').append(function() {
return ('<a class="headerlink" href="#' +
this.getAttribute('id') +
'" title="Permalink to this term">¶</a>');
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{% endif %}
{%- endif %}

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{# TEMPLATE VAR SETTINGS #}
{%- set url_root = pathto('', 1) %}
{%- if url_root == '#' %}{% set url_root = '' %}{% endif %}
{%- if not embedded and docstitle %}
{%- set titlesuffix = " &mdash; "|safe + docstitle|e %}
{%- else %}
{%- set titlesuffix = "" %}
{%- endif %}
{%- set lang_attr = 'en' %}
<!DOCTYPE html>
<!--[if IE 8]><html class="no-js lt-ie9" lang="{{ lang_attr }}" > <![endif]-->
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<head>
<meta charset="utf-8">
{{ metatags }}
<meta name="viewport" content="width=device-width, initial-scale=1.0">
{% block htmltitle %}
<title>{{ title|striptags|e }}{{ titlesuffix }}</title>
{% endblock %}
<link rel="canonical" href="http://scikit-learn.org/stable/{{pagename}}.html" />
{% if favicon_url %}
<link rel="shortcut icon" href="{{ favicon_url|e }}"/>
{% endif %}
<link rel="stylesheet" href="{{ pathto('_static/css/vendor/bootstrap.min.css', 1) }}" type="text/css" />
{%- for css in css_files %}
{%- if css|attr("rel") %}
<link rel="{{ css.rel }}" href="{{ pathto(css.filename, 1) }}" type="text/css"{% if css.title is not none %} title="{{ css.title }}"{% endif %} />
{%- else %}
<link rel="stylesheet" href="{{ pathto(css, 1) }}" type="text/css" />
{%- endif %}
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<link rel="stylesheet" href="{{ pathto('_static/' + style, 1) }}" type="text/css" />
<script id="documentation_options" data-url_root="{{ pathto('', 1) }}" src="{{ pathto('_static/documentation_options.js', 1) }}"></script>
<script src="{{ pathto('_static/jquery.js', 1) }}"></script>
{%- block extrahead %} {% endblock %}
</head>
<body>
{% include "nav.html" %}
{%- block content %}
<div class="d-flex" id="sk-doc-wrapper">
<input type="checkbox" name="sk-toggle-checkbox" id="sk-toggle-checkbox">
<label id="sk-sidemenu-toggle" class="sk-btn-toggle-toc btn sk-btn-primary" for="sk-toggle-checkbox">Toggle Menu</label>
<div id="sk-sidebar-wrapper" class="border-right">
<div class="sk-sidebar-toc-wrapper">
<div class="btn-group w-100 mb-2" role="group" aria-label="rellinks">
{%- if prev %}
<a href="{{ prev.link|e }}" role="button" class="btn sk-btn-rellink py-1" sk-rellink-tooltip="{{ prev.title|striptags }}">Prev</a>
{%- else %}
<a href="#" role="button" class="btn sk-btn-rellink py-1 disabled"">Prev</a>
{%- endif %}
{%- if parents -%}
<a href="{{ parents[-1].link|e }}" role="button" class="btn sk-btn-rellink py-1" sk-rellink-tooltip="{{ parents[-1].title|striptags }}">Up</a>
{%- else %}
<a href="#" role="button" class="btn sk-btn-rellink disabled py-1">Up</a>
{%- endif %}
{%- if next %}
<a href="{{ next.link|e }}" role="button" class="btn sk-btn-rellink py-1" sk-rellink-tooltip="{{ next.title|striptags }}">Next</a>
{%- else %}
<a href="#" role="button" class="btn sk-btn-rellink py-1 disabled"">Next</a>
{%- endif %}
</div>
{%- if pagename != "install" %}
<div class="alert alert-warning p-1 mb-2" role="alert">
<p class="text-center mb-0">
<strong>LangChain {{ release }}</strong><br/>
</p>
</div>
{%- endif %}
{%- if meta and meta['parenttoc']|tobool %}
<div class="sk-sidebar-toc">
{% set nav = get_nav_object(maxdepth=3, collapse=True, numbered=True) %}
<ul>
{% for main_nav_item in nav %}
{% if main_nav_item.active %}
<li>
<a href="{{ main_nav_item.url }}" class="sk-toc-active">{{ main_nav_item.title }}</a>
</li>
<ul>
{% for nav_item in main_nav_item.children %}
<li>
<a href="{{ nav_item.url }}" class="{% if nav_item.active %}sk-toc-active{% endif %}">{{ nav_item.title }}</a>
{% if nav_item.children %}
<ul>
{% for inner_child in nav_item.children %}
<li class="sk-toctree-l3">
<a href="{{ inner_child.url }}">{{ inner_child.title }}</a>
</li>
{% endfor %}
</ul>
{% endif %}
</li>
{% endfor %}
</ul>
{% endif %}
{% endfor %}
</ul>
</div>
{%- elif meta and meta['globalsidebartoc']|tobool %}
<div class="sk-sidebar-toc sk-sidebar-global-toc">
{{ toctree(maxdepth=2, titles_only=True) }}
</div>
{%- else %}
<div class="sk-sidebar-toc">
{{ toc }}
</div>
{%- endif %}
</div>
</div>
<div id="sk-page-content-wrapper">
<div class="sk-page-content container-fluid body px-md-3" role="main">
{% block body %}{% endblock %}
</div>
<div class="container">
<footer class="sk-content-footer">
{%- if pagename != 'index' %}
{%- if show_copyright %}
{%- if hasdoc('copyright') %}
{% trans path=pathto('copyright'), copyright=copyright|e %}&copy; {{ copyright }}.{% endtrans %}
{%- else %}
{% trans copyright=copyright|e %}&copy; {{ copyright }}.{% endtrans %}
{%- endif %}
{%- endif %}
{%- if last_updated %}
{% trans last_updated=last_updated|e %}Last updated on {{ last_updated }}.{% endtrans %}
{%- endif %}
{%- if show_source and has_source and sourcename %}
<a href="{{ pathto('_sources/' + sourcename, true)|e }}" rel="nofollow">{{ _('Show this page source') }}</a>
{%- endif %}
{%- endif %}
</footer>
</div>
</div>
</div>
{%- endblock %}
<script src="{{ pathto('_static/js/vendor/bootstrap.min.js', 1) }}"></script>
{% include "javascript.html" %}
</body>
</html>

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{%- if pagename != 'index' and pagename != 'documentation' %}
{%- set nav_bar_class = "sk-docs-navbar" %}
{%- set top_container_cls = "sk-docs-container" %}
{%- else %}
{%- set nav_bar_class = "sk-landing-navbar" %}
{%- set top_container_cls = "sk-landing-container" %}
{%- endif %}
{% if theme_link_to_live_contributing_page|tobool %}
{# Link to development page for live builds #}
{%- set development_link = "https://scikit-learn.org/dev/developers/index.html" %}
{# Open on a new development page in new window/tab for live builds #}
{%- set development_attrs = 'target="_blank" rel="noopener noreferrer"' %}
{%- else %}
{%- set development_link = pathto('developers/index') %}
{%- set development_attrs = '' %}
{%- endif %}
{# title, link, link_attrs #}
{%- set drop_down_navigation = [
('Getting Started', pathto('getting_started'), ''),
('Tutorial', pathto('tutorial/index'), ''),
("What's new", pathto('whats_new/v' + version), ''),
('Glossary', pathto('glossary'), ''),
('Development', development_link, development_attrs),
('FAQ', pathto('faq'), ''),
('Support', pathto('support'), ''),
('Related packages', pathto('related_projects'), ''),
('Roadmap', pathto('roadmap'), ''),
('Governance', pathto('governance'), ''),
('About us', pathto('about'), ''),
('GitHub', 'https://github.com/scikit-learn/scikit-learn', ''),
('Other Versions and Download', 'https://scikit-learn.org/dev/versions.html', '')]
-%}
<nav id="navbar" class="{{ nav_bar_class }} navbar navbar-expand-md navbar-light bg-light py-0">
<div class="container-fluid {{ top_container_cls }} px-0">
{%- if logo_url %}
<a class="navbar-brand py-0" href="{{ pathto('index') }}">
<img
class="sk-brand-img"
src="{{ logo_url|e }}"
alt="logo"/>
</a>
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<button
id="sk-navbar-toggler"
class="navbar-toggler"
type="button"
data-toggle="collapse"
data-target="#navbarSupportedContent"
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>
<span class="navbar-toggler-icon"></span>
</button>
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<ul class="navbar-nav mr-auto">
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<a class="sk-nav-link nav-link" href="{{ pathto('api_reference') }}">API</a>
</li>
<li class="nav-item">
<a class="sk-nav-link nav-link" target="_blank" rel="noopener noreferrer" href="https://python.langchain.com/">Python Docs</a>
</li>
{%- for title, link, link_attrs in drop_down_navigation %}
<li class="nav-item">
<a class="sk-nav-link nav-link nav-more-item-mobile-items" href="{{ link }}" {{ link_attrs }}>{{ title }}</a>
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<div id="searchbox" role="search">
<div class="searchformwrapper">
<form class="search" action="{{ pathto('search') }}" method="get">
<input class="sk-search-text-input" type="text" name="q" aria-labelledby="searchlabel" />
<input class="sk-search-text-btn" type="submit" value="{{ _('Go') }}" />
</form>
</div>
</div>
{%- endif %}
</div>
</div>
</nav>

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{%- extends "basic/search.html" %}
{% block extrahead %}
<script type="text/javascript" src="{{ pathto('_static/underscore.js', 1) }}"></script>
<script type="text/javascript" src="{{ pathto('searchindex.js', 1) }}" defer></script>
<script type="text/javascript" src="{{ pathto('_static/doctools.js', 1) }}"></script>
<script type="text/javascript" src="{{ pathto('_static/language_data.js', 1) }}"></script>
<script type="text/javascript" src="{{ pathto('_static/searchtools.js', 1) }}"></script>
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<script type="text/javascript">
$(document).ready(function() {
if (!Search.out) {
Search.init();
}
});
</script>
{% endblock %}

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[theme]
inherit = basic
pygments_style = default
stylesheet = css/theme.css
[options]
link_to_live_contributing_page = false
mathjax_path =

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@@ -47,7 +47,7 @@ import ChatModel from "@snippets/get_started/quickstart/chat_model.mdx"
## Prompt templates
Most LLM applications do not pass user input directly into to an LLM. Usually they will add the user input to a larger piece of text, called a prompt template, that provides additional context on the specific task at hand.
Most LLM applications do not pass user input directly into an LLM. Usually they will add the user input to a larger piece of text, called a prompt template, that provides additional context on the specific task at hand.
In the previous example, the text we passed to the model contained instructions to generate a company name. For our application, it'd be great if the user only had to provide the description of a company/product, without having to worry about giving the model instructions.
@@ -138,7 +138,7 @@ The chains and agents we've looked at so far have been stateless, but for many a
The Memory module gives you a way to maintain application state. The base Memory interface is simple: it lets you update state given the latest run inputs and outputs and it lets you modify (or contextualize) the next input using the stored state.
There are a number of built-in memory systems. The simplest of these are is a buffer memory which just prepends the last few inputs/outputs to the current input - we will use this in the example below.
There are a number of built-in memory systems. The simplest of these is a buffer memory which just prepends the last few inputs/outputs to the current input - we will use this in the example below.
import MemoryLLM from "@snippets/get_started/quickstart/memory_llms.mdx"
import MemoryChatModel from "@snippets/get_started/quickstart/memory_chat_models.mdx"
@@ -155,4 +155,4 @@ You can use Memory with chains and agents initialized with chat models. The main
<MemoryChatModel/>
</TabItem>
</Tabs>
</Tabs>

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# Tutorials
⛓ icon marks a new addition [last update 2023-06-20]
---------------------
### DeepLearning.AI course
[LangChain for LLM Application Development](https://learn.deeplearning.ai/langchain) by Harrison Chase and [Andrew Ng](https://en.wikipedia.org/wiki/Andrew_Ng)
### Handbook
[LangChain AI Handbook](https://www.pinecone.io/learn/langchain/) By **James Briggs** and **Francisco Ingham**
### Short Tutorials
[LangChain Crash Course - Build apps with language models](https://youtu.be/LbT1yp6quS8) by [Patrick Loeber](https://www.youtube.com/@patloeber)
[LangChain Crash Course: Build an AutoGPT app in 25 minutes](https://youtu.be/MlK6SIjcjE8) by [Nicholas Renotte](https://www.youtube.com/@NicholasRenotte)
[LangChain Explained in 13 Minutes | QuickStart Tutorial for Beginners](https://youtu.be/aywZrzNaKjs) by [Rabbitmetrics](https://www.youtube.com/@rabbitmetrics)
## Tutorials
### [LangChain for Gen AI and LLMs](https://www.youtube.com/playlist?list=PLIUOU7oqGTLieV9uTIFMm6_4PXg-hlN6F) by [James Briggs](https://www.youtube.com/@jamesbriggs):
- #1 [Getting Started with `GPT-3` vs. Open Source LLMs](https://youtu.be/nE2skSRWTTs)
- #2 [Prompt Templates for `GPT 3.5` and other LLMs](https://youtu.be/RflBcK0oDH0)
- #3 [LLM Chains using `GPT 3.5` and other LLMs](https://youtu.be/S8j9Tk0lZHU)
- #4 [Chatbot Memory for `Chat-GPT`, `Davinci` + other LLMs](https://youtu.be/X05uK0TZozM)
- #5 [Chat with OpenAI in LangChain](https://youtu.be/CnAgB3A5OlU)
- #6 [Fixing LLM Hallucinations with Retrieval Augmentation in LangChain](https://youtu.be/kvdVduIJsc8)
- #7 [LangChain Agents Deep Dive with GPT 3.5](https://youtu.be/jSP-gSEyVeI)
- #8 [Create Custom Tools for Chatbots in LangChain](https://youtu.be/q-HNphrWsDE)
- #9 [Build Conversational Agents with Vector DBs](https://youtu.be/H6bCqqw9xyI)
- ⛓ #10 [Using NEW `MPT-7B` in Hugging Face and LangChain](https://youtu.be/DXpk9K7DgMo)
### [LangChain 101](https://www.youtube.com/playlist?list=PLqZXAkvF1bPNQER9mLmDbntNfSpzdDIU5) by [Greg Kamradt (Data Indy)](https://www.youtube.com/@DataIndependent):
- [What Is LangChain? - LangChain + `ChatGPT` Overview](https://youtu.be/_v_fgW2SkkQ)
- [Quickstart Guide](https://youtu.be/kYRB-vJFy38)
- [Beginner Guide To 7 Essential Concepts](https://youtu.be/2xxziIWmaSA)
- [`OpenAI` + `Wolfram Alpha`](https://youtu.be/UijbzCIJ99g)
- [Ask Questions On Your Custom (or Private) Files](https://youtu.be/EnT-ZTrcPrg)
- [Connect `Google Drive Files` To `OpenAI`](https://youtu.be/IqqHqDcXLww)
- [`YouTube Transcripts` + `OpenAI`](https://youtu.be/pNcQ5XXMgH4)
- [Question A 300 Page Book (w/ `OpenAI` + `Pinecone`)](https://youtu.be/h0DHDp1FbmQ)
- [Workaround `OpenAI's` Token Limit With Chain Types](https://youtu.be/f9_BWhCI4Zo)
- [Build Your Own OpenAI + LangChain Web App in 23 Minutes](https://youtu.be/U_eV8wfMkXU)
- [Working With The New `ChatGPT API`](https://youtu.be/e9P7FLi5Zy8)
- [OpenAI + LangChain Wrote Me 100 Custom Sales Emails](https://youtu.be/y1pyAQM-3Bo)
- [Structured Output From `OpenAI` (Clean Dirty Data)](https://youtu.be/KwAXfey-xQk)
- [Connect `OpenAI` To +5,000 Tools (LangChain + `Zapier`)](https://youtu.be/7tNm0yiDigU)
- [Use LLMs To Extract Data From Text (Expert Mode)](https://youtu.be/xZzvwR9jdPA)
- [Extract Insights From Interview Transcripts Using LLMs](https://youtu.be/shkMOHwJ4SM)
- [5 Levels Of LLM Summarizing: Novice to Expert](https://youtu.be/qaPMdcCqtWk)
- ⛓ [Control Tone & Writing Style Of Your LLM Output](https://youtu.be/miBG-a3FuhU)
- ⛓ [Build Your Own `AI Twitter Bot` Using LLMs](https://youtu.be/yLWLDjT01q8)
- ⛓ [ChatGPT made my interview questions for me (`Streamlit` + LangChain)](https://youtu.be/zvoAMx0WKkw)
- ⛓ [Function Calling via ChatGPT API - First Look With LangChain](https://youtu.be/0-zlUy7VUjg)
### [LangChain How to and guides](https://www.youtube.com/playlist?list=PL8motc6AQftk1Bs42EW45kwYbyJ4jOdiZ) by [Sam Witteveen](https://www.youtube.com/@samwitteveenai):
- [LangChain Basics - LLMs & PromptTemplates with Colab](https://youtu.be/J_0qvRt4LNk)
- [LangChain Basics - Tools and Chains](https://youtu.be/hI2BY7yl_Ac)
- [`ChatGPT API` Announcement & Code Walkthrough with LangChain](https://youtu.be/phHqvLHCwH4)
- [Conversations with Memory (explanation & code walkthrough)](https://youtu.be/X550Zbz_ROE)
- [Chat with `Flan20B`](https://youtu.be/VW5LBavIfY4)
- [Using `Hugging Face Models` locally (code walkthrough)](https://youtu.be/Kn7SX2Mx_Jk)
- [`PAL` : Program-aided Language Models with LangChain code](https://youtu.be/dy7-LvDu-3s)
- [Building a Summarization System with LangChain and `GPT-3` - Part 1](https://youtu.be/LNq_2s_H01Y)
- [Building a Summarization System with LangChain and `GPT-3` - Part 2](https://youtu.be/d-yeHDLgKHw)
- [Microsoft's `Visual ChatGPT` using LangChain](https://youtu.be/7YEiEyfPF5U)
- [LangChain Agents - Joining Tools and Chains with Decisions](https://youtu.be/ziu87EXZVUE)
- [Comparing LLMs with LangChain](https://youtu.be/rFNG0MIEuW0)
- [Using `Constitutional AI` in LangChain](https://youtu.be/uoVqNFDwpX4)
- [Talking to `Alpaca` with LangChain - Creating an Alpaca Chatbot](https://youtu.be/v6sF8Ed3nTE)
- [Talk to your `CSV` & `Excel` with LangChain](https://youtu.be/xQ3mZhw69bc)
- [`BabyAGI`: Discover the Power of Task-Driven Autonomous Agents!](https://youtu.be/QBcDLSE2ERA)
- [Improve your `BabyAGI` with LangChain](https://youtu.be/DRgPyOXZ-oE)
- [Master `PDF` Chat with LangChain - Your essential guide to queries on documents](https://youtu.be/ZzgUqFtxgXI)
- [Using LangChain with `DuckDuckGO` `Wikipedia` & `PythonREPL` Tools](https://youtu.be/KerHlb8nuVc)
- [Building Custom Tools and Agents with LangChain (gpt-3.5-turbo)](https://youtu.be/biS8G8x8DdA)
- [LangChain Retrieval QA Over Multiple Files with `ChromaDB`](https://youtu.be/3yPBVii7Ct0)
- [LangChain Retrieval QA with Instructor Embeddings & `ChromaDB` for PDFs](https://youtu.be/cFCGUjc33aU)
- [LangChain + Retrieval Local LLMs for Retrieval QA - No OpenAI!!!](https://youtu.be/9ISVjh8mdlA)
- ⛓ [`Camel` + LangChain for Synthetic Data & Market Research](https://youtu.be/GldMMK6-_-g)
- ⛓ [Information Extraction with LangChain & `Kor`](https://youtu.be/SW1ZdqH0rRQ)
- ⛓ [Converting a LangChain App from OpenAI to OpenSource](https://youtu.be/KUDn7bVyIfc)
- ⛓ [Using LangChain `Output Parsers` to get what you want out of LLMs](https://youtu.be/UVn2NroKQCw)
- ⛓ [Building a LangChain Custom Medical Agent with Memory](https://youtu.be/6UFtRwWnHws)
- ⛓ [Understanding `ReACT` with LangChain](https://youtu.be/Eug2clsLtFs)
- ⛓ [`OpenAI Functions` + LangChain : Building a Multi Tool Agent](https://youtu.be/4KXK6c6TVXQ)
- ⛓ [What can you do with 16K tokens in LangChain?](https://youtu.be/z2aCZBAtWXs)
- ⛓ [Tagging and Extraction - Classification using `OpenAI Functions`](https://youtu.be/a8hMgIcUEnE)
### [LangChain](https://www.youtube.com/playlist?list=PLVEEucA9MYhOu89CX8H3MBZqayTbcCTMr) by [Prompt Engineering](https://www.youtube.com/@engineerprompt):
- [LangChain Crash Course — All You Need to Know to Build Powerful Apps with LLMs](https://youtu.be/5-fc4Tlgmro)
- [Working with MULTIPLE `PDF` Files in LangChain: `ChatGPT` for your Data](https://youtu.be/s5LhRdh5fu4)
- [`ChatGPT` for YOUR OWN `PDF` files with LangChain](https://youtu.be/TLf90ipMzfE)
- [Talk to YOUR DATA without OpenAI APIs: LangChain](https://youtu.be/wrD-fZvT6UI)
- ⛓ [Langchain: PDF Chat App (GUI) | ChatGPT for Your PDF FILES](https://youtu.be/RIWbalZ7sTo)
- ⛓ [LangFlow: Build Chatbots without Writing Code](https://youtu.be/KJ-ux3hre4s)
- ⛓ [LangChain: Giving Memory to LLMs](https://youtu.be/dxO6pzlgJiY)
- ⛓ [BEST OPEN Alternative to `OPENAI's EMBEDDINGs` for Retrieval QA: LangChain](https://youtu.be/ogEalPMUCSY)
### LangChain by [Chat with data](https://www.youtube.com/@chatwithdata)
- [LangChain Beginner's Tutorial for `Typescript`/`Javascript`](https://youtu.be/bH722QgRlhQ)
- [`GPT-4` Tutorial: How to Chat With Multiple `PDF` Files (~1000 pages of Tesla's 10-K Annual Reports)](https://youtu.be/Ix9WIZpArm0)
- [`GPT-4` & LangChain Tutorial: How to Chat With A 56-Page `PDF` Document (w/`Pinecone`)](https://youtu.be/ih9PBGVVOO4)
- [LangChain & Supabase Tutorial: How to Build a ChatGPT Chatbot For Your Website](https://youtu.be/R2FMzcsmQY8)
- ⛓ [LangChain Agents: Build Personal Assistants For Your Data (Q&A with Harrison Chase and Mayo Oshin)](https://youtu.be/gVkF8cwfBLI)
---------------------
⛓ icon marks a new addition [last update 2023-06-20]

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@@ -2,6 +2,8 @@
>[JSON (JavaScript Object Notation)](https://en.wikipedia.org/wiki/JSON) is an open standard file format and data interchange format that uses human-readable text to store and transmit data objects consisting of attributevalue pairs and arrays (or other serializable values).
>[JSON Lines](https://jsonlines.org/) is a file format where each line is a valid JSON value.
import Example from "@snippets/modules/data_connection/document_loaders/how_to/json.mdx"
<Example/>

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@@ -10,7 +10,7 @@ for you.
## Get started
This walkthrough showcases basic functionality related to VectorStores. A key part of working with vector stores is creating the vector to put in them, which is usually created via embeddings. Therefore, it is recommended that you familiarize yourself with the [text embedding model](/docs/modules/model_io/models/embeddings.html) interfaces before diving into this.
This walkthrough showcases basic functionality related to VectorStores. A key part of working with vector stores is creating the vector to put in them, which is usually created via embeddings. Therefore, it is recommended that you familiarize yourself with the [text embedding model](/docs/modules/data_connection/text_embedding/) interfaces before diving into this.
import GetStarted from "@snippets/modules/data_connection/vectorstores/get_started.mdx"

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@@ -0,0 +1,9 @@
# Caching
LangChain provides an optional caching layer for Chat Models. This is useful for two reasons:
It can save you money by reducing the number of API calls you make to the LLM provider, if you're often requesting the same completion multiple times.
It can speed up your application by reducing the number of API calls you make to the LLM provider.
import CachingChat from "@snippets/modules/model_io/models/chat/how_to/chat_model_caching.mdx"
<CachingChat/>

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@@ -7,7 +7,10 @@ const { ProvidePlugin } = require("webpack");
const path = require("path");
const examplesPath = path.resolve(__dirname, "..", "examples", "src");
const snippetsPath = path.resolve(__dirname, "..", "snippets")
const snippetsPath = path.resolve(__dirname, "..", "snippets");
const baseLightCodeBlockTheme = require("prism-react-renderer/themes/vsLight");
const baseDarkCodeBlockTheme = require("prism-react-renderer/themes/vsDark");
/** @type {import('@docusaurus/types').Config} */
const config = {
@@ -84,7 +87,6 @@ const config = {
({
docs: {
sidebarPath: require.resolve("./sidebars.js"),
editUrl: "https://github.com/hwchase17/langchain/edit/master/docs/",
remarkPlugins: [
[require("@docusaurus/remark-plugin-npm2yarn"), { sync: true }],
],
@@ -127,8 +129,20 @@ const config = {
},
},
prism: {
theme: require("prism-react-renderer/themes/vsLight"),
darkTheme: require("prism-react-renderer/themes/vsDark"),
theme: {
...baseLightCodeBlockTheme,
plain: {
...baseLightCodeBlockTheme.plain,
backgroundColor: "#F5F5F5",
},
},
darkTheme: {
...baseDarkCodeBlockTheme,
plain: {
...baseDarkCodeBlockTheme.plain,
backgroundColor: "#222222",
},
},
},
image: "img/parrot-chainlink-icon.png",
navbar: {

15104
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@@ -23,7 +23,7 @@
"@docusaurus/preset-classic": "2.4.0",
"@docusaurus/remark-plugin-npm2yarn": "^2.4.0",
"@mdx-js/react": "^1.6.22",
"@mendable/search": "^0.0.102",
"@mendable/search": "^0.0.112-beta.7",
"clsx": "^1.2.1",
"json-loader": "^0.5.7",
"process": "^0.11.10",

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@@ -1,6 +1,6 @@
# YouTube tutorials
# YouTube videos
This is a collection of `LangChain` videos on `YouTube`.
⛓ icon marks a new addition [last update 2023-06-20]
### [Official LangChain YouTube channel](https://www.youtube.com/@LangChain)
@@ -9,7 +9,6 @@ This is a collection of `LangChain` videos on `YouTube`.
- [LangChain and Weaviate with Harrison Chase and Bob van Luijt - Weaviate Podcast #36](https://youtu.be/lhby7Ql7hbk) by [Weaviate • Vector Database](https://www.youtube.com/@Weaviate)
- [LangChain Demo + Q&A with Harrison Chase](https://youtu.be/zaYTXQFR0_s?t=788) by [Full Stack Deep Learning](https://www.youtube.com/@FullStackDeepLearning)
- [LangChain Agents: Build Personal Assistants For Your Data (Q&A with Harrison Chase and Mayo Oshin)](https://youtu.be/gVkF8cwfBLI) by [Chat with data](https://www.youtube.com/@chatwithdata)
- ⛓️ [LangChain "Agents in Production" Webinar](https://youtu.be/k8GNCCs16F4) by [LangChain](https://www.youtube.com/@LangChain)
## Videos (sorted by views)
@@ -31,6 +30,9 @@ This is a collection of `LangChain` videos on `YouTube`.
- [`Weaviate` + LangChain for LLM apps presented by Erika Cardenas](https://youtu.be/7AGj4Td5Lgw) by [`Weaviate` • Vector Database](https://www.youtube.com/@Weaviate)
- [Langchain Overview — How to Use Langchain & `ChatGPT`](https://youtu.be/oYVYIq0lOtI) by [Python In Office](https://www.youtube.com/@pythoninoffice6568)
- [Langchain Overview - How to Use Langchain & `ChatGPT`](https://youtu.be/oYVYIq0lOtI) by [Python In Office](https://www.youtube.com/@pythoninoffice6568)
- [LangChain Tutorials](https://www.youtube.com/watch?v=FuqdVNB_8c0&list=PL9V0lbeJ69brU-ojMpU1Y7Ic58Tap0Cw6) by [Edrick](https://www.youtube.com/@edrickdch):
- [LangChain, Chroma DB, OpenAI Beginner Guide | ChatGPT with your PDF](https://youtu.be/FuqdVNB_8c0)
- [LangChain 101: The Complete Beginner's Guide](https://youtu.be/P3MAbZ2eMUI)
- [Custom langchain Agent & Tools with memory. Turn any `Python function` into langchain tool with Gpt 3](https://youtu.be/NIG8lXk0ULg) by [echohive](https://www.youtube.com/@echohive)
- [LangChain: Run Language Models Locally - `Hugging Face Models`](https://youtu.be/Xxxuw4_iCzw) by [Prompt Engineering](https://www.youtube.com/@engineerprompt)
- [`ChatGPT` with any `YouTube` video using langchain and `chromadb`](https://youtu.be/TQZfB2bzVwU) by [echohive](https://www.youtube.com/@echohive)
@@ -46,154 +48,68 @@ This is a collection of `LangChain` videos on `YouTube`.
- [Langchain + `Zapier` Agent](https://youtu.be/yribLAb-pxA) by [Merk](https://www.youtube.com/@merksworld)
- [Connecting the Internet with `ChatGPT` (LLMs) using Langchain And Answers Your Questions](https://youtu.be/9Y0TBC63yZg) by [Kamalraj M M](https://www.youtube.com/@insightbuilder)
- [Build More Powerful LLM Applications for Businesss with LangChain (Beginners Guide)](https://youtu.be/sp3-WLKEcBg) by[ No Code Blackbox](https://www.youtube.com/@nocodeblackbox)
- ⛓️ [LangFlow LLM Agent Demo for 🦜🔗LangChain](https://youtu.be/zJxDHaWt-6o) by [Cobus Greyling](https://www.youtube.com/@CobusGreylingZA)
- ⛓️ [Chatbot Factory: Streamline Python Chatbot Creation with LLMs and Langchain](https://youtu.be/eYer3uzrcuM) by [Finxter](https://www.youtube.com/@CobusGreylingZA)
- ⛓️ [LangChain Tutorial - ChatGPT mit eigenen Daten](https://youtu.be/0XDLyY90E2c) by [Coding Crashkurse](https://www.youtube.com/@codingcrashkurse6429)
- ⛓️ [Chat with a `CSV` | LangChain Agents Tutorial (Beginners)](https://youtu.be/tjeti5vXWOU) by [GoDataProf](https://www.youtube.com/@godataprof)
- ⛓️ [Introdução ao Langchain - #Cortes - Live DataHackers](https://youtu.be/fw8y5VRei5Y) by [Prof. João Gabriel Lima](https://www.youtube.com/@profjoaogabriellima)
- ⛓️ [LangChain: Level up `ChatGPT` !? | LangChain Tutorial Part 1](https://youtu.be/vxUGx8aZpDE) by [Code Affinity](https://www.youtube.com/@codeaffinitydev)
- ⛓️ [KI schreibt krasses Youtube Skript 😲😳 | LangChain Tutorial Deutsch](https://youtu.be/QpTiXyK1jus) by [SimpleKI](https://www.youtube.com/@simpleki)
- ⛓️ [Chat with Audio: Langchain, `Chroma DB`, OpenAI, and `Assembly AI`](https://youtu.be/Kjy7cx1r75g) by [AI Anytime](https://www.youtube.com/@AIAnytime)
- ⛓️ [QA over documents with Auto vector index selection with Langchain router chains](https://youtu.be/9G05qybShv8) by [echohive](https://www.youtube.com/@echohive)
- ⛓️ [Build your own custom LLM application with `Bubble.io` & Langchain (No Code & Beginner friendly)](https://youtu.be/O7NhQGu1m6c) by [No Code Blackbox](https://www.youtube.com/@nocodeblackbox)
- ⛓️ [Simple App to Question Your Docs: Leveraging `Streamlit`, `Hugging Face Spaces`, LangChain, and `Claude`!](https://youtu.be/X4YbNECRr7o) by [Chris Alexiuk](https://www.youtube.com/@chrisalexiuk)
- ⛓️ [LANGCHAIN AI- `ConstitutionalChainAI` + Databutton AI ASSISTANT Web App](https://youtu.be/5zIU6_rdJCU) by [Avra](https://www.youtube.com/@Avra_b)
- ⛓️ [LANGCHAIN AI AUTONOMOUS AGENT WEB APP - 👶 `BABY AGI` 🤖 with EMAIL AUTOMATION using `DATABUTTON`](https://youtu.be/cvAwOGfeHgw) by [Avra](https://www.youtube.com/@Avra_b)
- ⛓️ [The Future of Data Analysis: Using A.I. Models in Data Analysis (LangChain)](https://youtu.be/v_LIcVyg5dk) by [Absent Data](https://www.youtube.com/@absentdata)
- ⛓️ [Memory in LangChain | Deep dive (python)](https://youtu.be/70lqvTFh_Yg) by [Eden Marco](https://www.youtube.com/@EdenMarco)
- ⛓️ [9 LangChain UseCases | Beginner's Guide | 2023](https://youtu.be/zS8_qosHNMw) by [Data Science Basics](https://www.youtube.com/@datasciencebasics)
- ⛓️ [Use Large Language Models in Jupyter Notebook | LangChain | Agents & Indexes](https://youtu.be/JSe11L1a_QQ) by [Abhinaw Tiwari](https://www.youtube.com/@AbhinawTiwariAT)
- ⛓️ [How to Talk to Your Langchain Agent | `11 Labs` + `Whisper`](https://youtu.be/N4k459Zw2PU) by [VRSEN](https://www.youtube.com/@vrsen)
- ⛓️ [LangChain Deep Dive: 5 FUN AI App Ideas To Build Quickly and Easily](https://youtu.be/mPYEPzLkeks) by [James NoCode](https://www.youtube.com/@jamesnocode)
- ⛓️ [BEST OPEN Alternative to OPENAI's EMBEDDINGs for Retrieval QA: LangChain](https://youtu.be/ogEalPMUCSY) by [Prompt Engineering](https://www.youtube.com/@engineerprompt)
- ⛓️ [LangChain 101: Models](https://youtu.be/T6c_XsyaNSQ) by [Mckay Wrigley](https://www.youtube.com/@realmckaywrigley)
- ⛓️ [LangChain with JavaScript Tutorial #1 | Setup & Using LLMs](https://youtu.be/W3AoeMrg27o) by [Leon van Zyl](https://www.youtube.com/@leonvanzyl)
- ⛓️ [LangChain Overview & Tutorial for Beginners: Build Powerful AI Apps Quickly & Easily (ZERO CODE)](https://youtu.be/iI84yym473Q) by [James NoCode](https://www.youtube.com/@jamesnocode)
- ⛓️ [LangChain In Action: Real-World Use Case With Step-by-Step Tutorial](https://youtu.be/UO699Szp82M) by [Rabbitmetrics](https://www.youtube.com/@rabbitmetrics)
- ⛓️ [Summarizing and Querying Multiple Papers with LangChain](https://youtu.be/p_MQRWH5Y6k) by [Automata Learning Lab](https://www.youtube.com/@automatalearninglab)
- ⛓️ [Using Langchain (and `Replit`) through `Tana`, ask `Google`/`Wikipedia`/`Wolfram Alpha` to fill out a table](https://youtu.be/Webau9lEzoI) by [Stian Håklev](https://www.youtube.com/@StianHaklev)
- ⛓️ [Langchain PDF App (GUI) | Create a ChatGPT For Your `PDF` in Python](https://youtu.be/wUAUdEw5oxM) by [Alejandro AO - Software & Ai](https://www.youtube.com/@alejandro_ao)
- ⛓️ [Auto-GPT with LangChain 🔥 | Create Your Own Personal AI Assistant](https://youtu.be/imDfPmMKEjM) by [Data Science Basics](https://www.youtube.com/@datasciencebasics)
- ⛓️ [Create Your OWN Slack AI Assistant with Python & LangChain](https://youtu.be/3jFXRNn2Bu8) by [Dave Ebbelaar](https://www.youtube.com/@daveebbelaar)
- ⛓️ [How to Create LOCAL Chatbots with GPT4All and LangChain [Full Guide]](https://youtu.be/4p1Fojur8Zw) by [Liam Ottley](https://www.youtube.com/@LiamOttley)
- ⛓️ [Build a `Multilingual PDF` Search App with LangChain, `Cohere` and `Bubble`](https://youtu.be/hOrtuumOrv8) by [Menlo Park Lab](https://www.youtube.com/@menloparklab)
- ⛓️ [Building a LangChain Agent (code-free!) Using `Bubble` and `Flowise`](https://youtu.be/jDJIIVWTZDE) by [Menlo Park Lab](https://www.youtube.com/@menloparklab)
- ⛓️ [Build a LangChain-based Semantic PDF Search App with No-Code Tools Bubble and Flowise](https://youtu.be/s33v5cIeqA4) by [Menlo Park Lab](https://www.youtube.com/@menloparklab)
- ⛓️ [LangChain Memory Tutorial | Building a ChatGPT Clone in Python](https://youtu.be/Cwq91cj2Pnc) by [Alejandro AO - Software & Ai](https://www.youtube.com/@alejandro_ao)
- ⛓️ [ChatGPT For Your DATA | Chat with Multiple Documents Using LangChain](https://youtu.be/TeDgIDqQmzs) by [Data Science Basics](https://www.youtube.com/@datasciencebasics)
- ⛓️ [`Llama Index`: Chat with Documentation using URL Loader](https://youtu.be/XJRoDEctAwA) by [Merk](https://www.youtube.com/@merksworld)
- ⛓️ [Using OpenAI, LangChain, and `Gradio` to Build Custom GenAI Applications](https://youtu.be/1MsmqMg3yUc) by [David Hundley](https://www.youtube.com/@dkhundley)
- ⛓️ [LangChain, Chroma DB, OpenAI Beginner Guide | ChatGPT with your PDF](https://youtu.be/FuqdVNB_8c0)
- [LangChain Crash Course: Build an AutoGPT app in 25 minutes](https://youtu.be/MlK6SIjcjE8) by [Nicholas Renotte](https://www.youtube.com/@NicholasRenotte)
- [LangChain Crash Course - Build apps with language models](https://youtu.be/LbT1yp6quS8) by [Patrick Loeber](https://www.youtube.com/@patloeber)
- [LangChain Explained in 13 Minutes | QuickStart Tutorial for Beginners](https://youtu.be/aywZrzNaKjs) by [Rabbitmetrics](https://www.youtube.com/@rabbitmetrics)
- [LangFlow LLM Agent Demo for 🦜🔗LangChain](https://youtu.be/zJxDHaWt-6o) by [Cobus Greyling](https://www.youtube.com/@CobusGreylingZA)
- [Chatbot Factory: Streamline Python Chatbot Creation with LLMs and Langchain](https://youtu.be/eYer3uzrcuM) by [Finxter](https://www.youtube.com/@CobusGreylingZA)
- [LangChain Tutorial - ChatGPT mit eigenen Daten](https://youtu.be/0XDLyY90E2c) by [Coding Crashkurse](https://www.youtube.com/@codingcrashkurse6429)
- [Chat with a `CSV` | LangChain Agents Tutorial (Beginners)](https://youtu.be/tjeti5vXWOU) by [GoDataProf](https://www.youtube.com/@godataprof)
- [Introdução ao Langchain - #Cortes - Live DataHackers](https://youtu.be/fw8y5VRei5Y) by [Prof. João Gabriel Lima](https://www.youtube.com/@profjoaogabriellima)
- [LangChain: Level up `ChatGPT` !? | LangChain Tutorial Part 1](https://youtu.be/vxUGx8aZpDE) by [Code Affinity](https://www.youtube.com/@codeaffinitydev)
- [KI schreibt krasses Youtube Skript 😲😳 | LangChain Tutorial Deutsch](https://youtu.be/QpTiXyK1jus) by [SimpleKI](https://www.youtube.com/@simpleki)
- [Chat with Audio: Langchain, `Chroma DB`, OpenAI, and `Assembly AI`](https://youtu.be/Kjy7cx1r75g) by [AI Anytime](https://www.youtube.com/@AIAnytime)
- [QA over documents with Auto vector index selection with Langchain router chains](https://youtu.be/9G05qybShv8) by [echohive](https://www.youtube.com/@echohive)
- [Build your own custom LLM application with `Bubble.io` & Langchain (No Code & Beginner friendly)](https://youtu.be/O7NhQGu1m6c) by [No Code Blackbox](https://www.youtube.com/@nocodeblackbox)
- [Simple App to Question Your Docs: Leveraging `Streamlit`, `Hugging Face Spaces`, LangChain, and `Claude`!](https://youtu.be/X4YbNECRr7o) by [Chris Alexiuk](https://www.youtube.com/@chrisalexiuk)
- [LANGCHAIN AI- `ConstitutionalChainAI` + Databutton AI ASSISTANT Web App](https://youtu.be/5zIU6_rdJCU) by [Avra](https://www.youtube.com/@Avra_b)
- [LANGCHAIN AI AUTONOMOUS AGENT WEB APP - 👶 `BABY AGI` 🤖 with EMAIL AUTOMATION using `DATABUTTON`](https://youtu.be/cvAwOGfeHgw) by [Avra](https://www.youtube.com/@Avra_b)
- [The Future of Data Analysis: Using A.I. Models in Data Analysis (LangChain)](https://youtu.be/v_LIcVyg5dk) by [Absent Data](https://www.youtube.com/@absentdata)
- [Memory in LangChain | Deep dive (python)](https://youtu.be/70lqvTFh_Yg) by [Eden Marco](https://www.youtube.com/@EdenMarco)
- [9 LangChain UseCases | Beginner's Guide | 2023](https://youtu.be/zS8_qosHNMw) by [Data Science Basics](https://www.youtube.com/@datasciencebasics)
- [Use Large Language Models in Jupyter Notebook | LangChain | Agents & Indexes](https://youtu.be/JSe11L1a_QQ) by [Abhinaw Tiwari](https://www.youtube.com/@AbhinawTiwariAT)
- [How to Talk to Your Langchain Agent | `11 Labs` + `Whisper`](https://youtu.be/N4k459Zw2PU) by [VRSEN](https://www.youtube.com/@vrsen)
- [LangChain Deep Dive: 5 FUN AI App Ideas To Build Quickly and Easily](https://youtu.be/mPYEPzLkeks) by [James NoCode](https://www.youtube.com/@jamesnocode)
- [BEST OPEN Alternative to OPENAI's EMBEDDINGs for Retrieval QA: LangChain](https://youtu.be/ogEalPMUCSY) by [Prompt Engineering](https://www.youtube.com/@engineerprompt)
- [LangChain 101: Models](https://youtu.be/T6c_XsyaNSQ) by [Mckay Wrigley](https://www.youtube.com/@realmckaywrigley)
- [LangChain with JavaScript Tutorial #1 | Setup & Using LLMs](https://youtu.be/W3AoeMrg27o) by [Leon van Zyl](https://www.youtube.com/@leonvanzyl)
- [LangChain Overview & Tutorial for Beginners: Build Powerful AI Apps Quickly & Easily (ZERO CODE)](https://youtu.be/iI84yym473Q) by [James NoCode](https://www.youtube.com/@jamesnocode)
- [LangChain In Action: Real-World Use Case With Step-by-Step Tutorial](https://youtu.be/UO699Szp82M) by [Rabbitmetrics](https://www.youtube.com/@rabbitmetrics)
- [Summarizing and Querying Multiple Papers with LangChain](https://youtu.be/p_MQRWH5Y6k) by [Automata Learning Lab](https://www.youtube.com/@automatalearninglab)
- [Using Langchain (and `Replit`) through `Tana`, ask `Google`/`Wikipedia`/`Wolfram Alpha` to fill out a table](https://youtu.be/Webau9lEzoI) by [Stian Håklev](https://www.youtube.com/@StianHaklev)
- [Langchain PDF App (GUI) | Create a ChatGPT For Your `PDF` in Python](https://youtu.be/wUAUdEw5oxM) by [Alejandro AO - Software & Ai](https://www.youtube.com/@alejandro_ao)
- [Auto-GPT with LangChain 🔥 | Create Your Own Personal AI Assistant](https://youtu.be/imDfPmMKEjM) by [Data Science Basics](https://www.youtube.com/@datasciencebasics)
- [Create Your OWN Slack AI Assistant with Python & LangChain](https://youtu.be/3jFXRNn2Bu8) by [Dave Ebbelaar](https://www.youtube.com/@daveebbelaar)
- [How to Create LOCAL Chatbots with GPT4All and LangChain [Full Guide]](https://youtu.be/4p1Fojur8Zw) by [Liam Ottley](https://www.youtube.com/@LiamOttley)
- [Build a `Multilingual PDF` Search App with LangChain, `Cohere` and `Bubble`](https://youtu.be/hOrtuumOrv8) by [Menlo Park Lab](https://www.youtube.com/@menloparklab)
- [Building a LangChain Agent (code-free!) Using `Bubble` and `Flowise`](https://youtu.be/jDJIIVWTZDE) by [Menlo Park Lab](https://www.youtube.com/@menloparklab)
- [Build a LangChain-based Semantic PDF Search App with No-Code Tools Bubble and Flowise](https://youtu.be/s33v5cIeqA4) by [Menlo Park Lab](https://www.youtube.com/@menloparklab)
- [LangChain Memory Tutorial | Building a ChatGPT Clone in Python](https://youtu.be/Cwq91cj2Pnc) by [Alejandro AO - Software & Ai](https://www.youtube.com/@alejandro_ao)
- [ChatGPT For Your DATA | Chat with Multiple Documents Using LangChain](https://youtu.be/TeDgIDqQmzs) by [Data Science Basics](https://www.youtube.com/@datasciencebasics)
- [`Llama Index`: Chat with Documentation using URL Loader](https://youtu.be/XJRoDEctAwA) by [Merk](https://www.youtube.com/@merksworld)
- [Using OpenAI, LangChain, and `Gradio` to Build Custom GenAI Applications](https://youtu.be/1MsmqMg3yUc) by [David Hundley](https://www.youtube.com/@dkhundley)
- [LangChain, Chroma DB, OpenAI Beginner Guide | ChatGPT with your PDF](https://youtu.be/FuqdVNB_8c0)
- ⛓ [Build AI chatbot with custom knowledge base using OpenAI API and GPT Index](https://youtu.be/vDZAZuaXf48) by [Irina Nik](https://www.youtube.com/@irina_nik)
- ⛓ [Build Your Own Auto-GPT Apps with LangChain (Python Tutorial)](https://youtu.be/NYSWn1ipbgg) by [Dave Ebbelaar](https://www.youtube.com/@daveebbelaar)
- ⛓ [Chat with Multiple `PDFs` | LangChain App Tutorial in Python (Free LLMs and Embeddings)](https://youtu.be/dXxQ0LR-3Hg) by [Alejandro AO - Software & Ai](https://www.youtube.com/@alejandro_ao)
- ⛓ [Chat with a `CSV` | `LangChain Agents` Tutorial (Beginners)](https://youtu.be/tjeti5vXWOU) by [Alejandro AO - Software & Ai](https://www.youtube.com/@alejandro_ao)
- ⛓ [Create Your Own ChatGPT with `PDF` Data in 5 Minutes (LangChain Tutorial)](https://youtu.be/au2WVVGUvc8) by [Liam Ottley](https://www.youtube.com/@LiamOttley)
- ⛓ [Using ChatGPT with YOUR OWN Data. This is magical. (LangChain OpenAI API)](https://youtu.be/9AXP7tCI9PI) by [TechLead](https://www.youtube.com/@TechLead)
- ⛓ [Build a Custom Chatbot with OpenAI: `GPT-Index` & LangChain | Step-by-Step Tutorial](https://youtu.be/FIDv6nc4CgU) by [Fabrikod](https://www.youtube.com/@fabrikod)
- ⛓ [`Flowise` is an open source no-code UI visual tool to build 🦜🔗LangChain applications](https://youtu.be/CovAPtQPU0k) by [Cobus Greyling](https://www.youtube.com/@CobusGreylingZA)
- ⛓ [LangChain & GPT 4 For Data Analysis: The `Pandas` Dataframe Agent](https://youtu.be/rFQ5Kmkd4jc) by [Rabbitmetrics](https://www.youtube.com/@rabbitmetrics)
- ⛓ [`GirlfriendGPT` - AI girlfriend with LangChain](https://youtu.be/LiN3D1QZGQw) by [Toolfinder AI](https://www.youtube.com/@toolfinderai)
- ⛓ [`PrivateGPT`: Chat to your FILES OFFLINE and FREE [Installation and Tutorial]](https://youtu.be/G7iLllmx4qc) by [Prompt Engineering](https://www.youtube.com/@engineerprompt)
- ⛓ [How to build with Langchain 10x easier | ⛓️ LangFlow & `Flowise`](https://youtu.be/Ya1oGL7ZTvU) by [AI Jason](https://www.youtube.com/@AIJasonZ)
- ⛓ [Getting Started With LangChain In 20 Minutes- Build Celebrity Search Application](https://youtu.be/_FpT1cwcSLg) by [Krish Naik](https://www.youtube.com/@krishnaik06)
## Tutorial Series
⛓ icon marks a new addition [last update 2023-05-15]
### DeepLearning.AI course
⛓[LangChain for LLM Application Development](https://learn.deeplearning.ai/langchain) by Harrison Chase presented by [Andrew Ng](https://en.wikipedia.org/wiki/Andrew_Ng)
### Handbook
[LangChain AI Handbook](https://www.pinecone.io/learn/langchain/) By **James Briggs** and **Francisco Ingham**
### Tutorials
[LangChain Tutorials](https://www.youtube.com/watch?v=FuqdVNB_8c0&list=PL9V0lbeJ69brU-ojMpU1Y7Ic58Tap0Cw6) by [Edrick](https://www.youtube.com/@edrickdch):
- ⛓ [LangChain, Chroma DB, OpenAI Beginner Guide | ChatGPT with your PDF](https://youtu.be/FuqdVNB_8c0)
- ⛓ [LangChain 101: The Complete Beginner's Guide](https://youtu.be/P3MAbZ2eMUI)
[LangChain Crash Course: Build an AutoGPT app in 25 minutes](https://youtu.be/MlK6SIjcjE8) by [Nicholas Renotte](https://www.youtube.com/@NicholasRenotte)
[LangChain Crash Course - Build apps with language models](https://youtu.be/LbT1yp6quS8) by [Patrick Loeber](https://www.youtube.com/@patloeber)
[LangChain Explained in 13 Minutes | QuickStart Tutorial for Beginners](https://youtu.be/aywZrzNaKjs) by [Rabbitmetrics](https://www.youtube.com/@rabbitmetrics)
### [LangChain for Gen AI and LLMs](https://www.youtube.com/playlist?list=PLIUOU7oqGTLieV9uTIFMm6_4PXg-hlN6F) by [James Briggs](https://www.youtube.com/@jamesbriggs):
- #1 [Getting Started with `GPT-3` vs. Open Source LLMs](https://youtu.be/nE2skSRWTTs)
- #2 [Prompt Templates for `GPT 3.5` and other LLMs](https://youtu.be/RflBcK0oDH0)
- #3 [LLM Chains using `GPT 3.5` and other LLMs](https://youtu.be/S8j9Tk0lZHU)
- #4 [Chatbot Memory for `Chat-GPT`, `Davinci` + other LLMs](https://youtu.be/X05uK0TZozM)
- #5 [Chat with OpenAI in LangChain](https://youtu.be/CnAgB3A5OlU)
- ⛓ #6 [Fixing LLM Hallucinations with Retrieval Augmentation in LangChain](https://youtu.be/kvdVduIJsc8)
- ⛓ #7 [LangChain Agents Deep Dive with GPT 3.5](https://youtu.be/jSP-gSEyVeI)
- ⛓ #8 [Create Custom Tools for Chatbots in LangChain](https://youtu.be/q-HNphrWsDE)
- ⛓ #9 [Build Conversational Agents with Vector DBs](https://youtu.be/H6bCqqw9xyI)
### [LangChain 101](https://www.youtube.com/playlist?list=PLqZXAkvF1bPNQER9mLmDbntNfSpzdDIU5) by [Data Independent](https://www.youtube.com/@DataIndependent):
- [What Is LangChain? - LangChain + `ChatGPT` Overview](https://youtu.be/_v_fgW2SkkQ)
- [Quickstart Guide](https://youtu.be/kYRB-vJFy38)
- [Beginner Guide To 7 Essential Concepts](https://youtu.be/2xxziIWmaSA)
- [`OpenAI` + `Wolfram Alpha`](https://youtu.be/UijbzCIJ99g)
- [Ask Questions On Your Custom (or Private) Files](https://youtu.be/EnT-ZTrcPrg)
- [Connect `Google Drive Files` To `OpenAI`](https://youtu.be/IqqHqDcXLww)
- [`YouTube Transcripts` + `OpenAI`](https://youtu.be/pNcQ5XXMgH4)
- [Question A 300 Page Book (w/ `OpenAI` + `Pinecone`)](https://youtu.be/h0DHDp1FbmQ)
- [Workaround `OpenAI's` Token Limit With Chain Types](https://youtu.be/f9_BWhCI4Zo)
- [Build Your Own OpenAI + LangChain Web App in 23 Minutes](https://youtu.be/U_eV8wfMkXU)
- [Working With The New `ChatGPT API`](https://youtu.be/e9P7FLi5Zy8)
- [OpenAI + LangChain Wrote Me 100 Custom Sales Emails](https://youtu.be/y1pyAQM-3Bo)
- [Structured Output From `OpenAI` (Clean Dirty Data)](https://youtu.be/KwAXfey-xQk)
- [Connect `OpenAI` To +5,000 Tools (LangChain + `Zapier`)](https://youtu.be/7tNm0yiDigU)
- [Use LLMs To Extract Data From Text (Expert Mode)](https://youtu.be/xZzvwR9jdPA)
- ⛓ [Extract Insights From Interview Transcripts Using LLMs](https://youtu.be/shkMOHwJ4SM)
- ⛓ [5 Levels Of LLM Summarizing: Novice to Expert](https://youtu.be/qaPMdcCqtWk)
### [LangChain How to and guides](https://www.youtube.com/playlist?list=PL8motc6AQftk1Bs42EW45kwYbyJ4jOdiZ) by [Sam Witteveen](https://www.youtube.com/@samwitteveenai):
- [LangChain Basics - LLMs & PromptTemplates with Colab](https://youtu.be/J_0qvRt4LNk)
- [LangChain Basics - Tools and Chains](https://youtu.be/hI2BY7yl_Ac)
- [`ChatGPT API` Announcement & Code Walkthrough with LangChain](https://youtu.be/phHqvLHCwH4)
- [Conversations with Memory (explanation & code walkthrough)](https://youtu.be/X550Zbz_ROE)
- [Chat with `Flan20B`](https://youtu.be/VW5LBavIfY4)
- [Using `Hugging Face Models` locally (code walkthrough)](https://youtu.be/Kn7SX2Mx_Jk)
- [`PAL` : Program-aided Language Models with LangChain code](https://youtu.be/dy7-LvDu-3s)
- [Building a Summarization System with LangChain and `GPT-3` - Part 1](https://youtu.be/LNq_2s_H01Y)
- [Building a Summarization System with LangChain and `GPT-3` - Part 2](https://youtu.be/d-yeHDLgKHw)
- [Microsoft's `Visual ChatGPT` using LangChain](https://youtu.be/7YEiEyfPF5U)
- [LangChain Agents - Joining Tools and Chains with Decisions](https://youtu.be/ziu87EXZVUE)
- [Comparing LLMs with LangChain](https://youtu.be/rFNG0MIEuW0)
- [Using `Constitutional AI` in LangChain](https://youtu.be/uoVqNFDwpX4)
- [Talking to `Alpaca` with LangChain - Creating an Alpaca Chatbot](https://youtu.be/v6sF8Ed3nTE)
- [Talk to your `CSV` & `Excel` with LangChain](https://youtu.be/xQ3mZhw69bc)
- [`BabyAGI`: Discover the Power of Task-Driven Autonomous Agents!](https://youtu.be/QBcDLSE2ERA)
- [Improve your `BabyAGI` with LangChain](https://youtu.be/DRgPyOXZ-oE)
- ⛓ [Master `PDF` Chat with LangChain - Your essential guide to queries on documents](https://youtu.be/ZzgUqFtxgXI)
- ⛓ [Using LangChain with `DuckDuckGO` `Wikipedia` & `PythonREPL` Tools](https://youtu.be/KerHlb8nuVc)
- ⛓ [Building Custom Tools and Agents with LangChain (gpt-3.5-turbo)](https://youtu.be/biS8G8x8DdA)
- ⛓ [LangChain Retrieval QA Over Multiple Files with `ChromaDB`](https://youtu.be/3yPBVii7Ct0)
- ⛓ [LangChain Retrieval QA with Instructor Embeddings & `ChromaDB` for PDFs](https://youtu.be/cFCGUjc33aU)
- ⛓ [LangChain + Retrieval Local LLMs for Retrieval QA - No OpenAI!!!](https://youtu.be/9ISVjh8mdlA)
### [LangChain](https://www.youtube.com/playlist?list=PLVEEucA9MYhOu89CX8H3MBZqayTbcCTMr) by [Prompt Engineering](https://www.youtube.com/@engineerprompt):
- [LangChain Crash Course — All You Need to Know to Build Powerful Apps with LLMs](https://youtu.be/5-fc4Tlgmro)
- [Working with MULTIPLE `PDF` Files in LangChain: `ChatGPT` for your Data](https://youtu.be/s5LhRdh5fu4)
- [`ChatGPT` for YOUR OWN `PDF` files with LangChain](https://youtu.be/TLf90ipMzfE)
- [Talk to YOUR DATA without OpenAI APIs: LangChain](https://youtu.be/wrD-fZvT6UI)
- ⛓️ [CHATGPT For WEBSITES: Custom ChatBOT](https://youtu.be/RBnuhhmD21U)
### LangChain by [Chat with data](https://www.youtube.com/@chatwithdata)
- [LangChain Beginner's Tutorial for `Typescript`/`Javascript`](https://youtu.be/bH722QgRlhQ)
- [`GPT-4` Tutorial: How to Chat With Multiple `PDF` Files (~1000 pages of Tesla's 10-K Annual Reports)](https://youtu.be/Ix9WIZpArm0)
- [`GPT-4` & LangChain Tutorial: How to Chat With A 56-Page `PDF` Document (w/`Pinecone`)](https://youtu.be/ih9PBGVVOO4)
- ⛓ [LangChain & Supabase Tutorial: How to Build a ChatGPT Chatbot For Your Website](https://youtu.be/R2FMzcsmQY8)
### [Get SH\*T Done with Prompt Engineering and LangChain](https://www.youtube.com/watch?v=muXbPpG_ys4&list=PLEJK-H61Xlwzm5FYLDdKt_6yibO33zoMW) by [Venelin Valkov](https://www.youtube.com/@venelin_valkov)
### [Prompt Engineering and LangChain](https://www.youtube.com/watch?v=muXbPpG_ys4&list=PLEJK-H61Xlwzm5FYLDdKt_6yibO33zoMW) by [Venelin Valkov](https://www.youtube.com/@venelin_valkov)
- [Getting Started with LangChain: Load Custom Data, Run OpenAI Models, Embeddings and `ChatGPT`](https://www.youtube.com/watch?v=muXbPpG_ys4)
- [Loaders, Indexes & Vectorstores in LangChain: Question Answering on `PDF` files with `ChatGPT`](https://www.youtube.com/watch?v=FQnvfR8Dmr0)
- [LangChain Models: `ChatGPT`, `Flan Alpaca`, `OpenAI Embeddings`, Prompt Templates & Streaming](https://www.youtube.com/watch?v=zy6LiK5F5-s)
- [LangChain Chains: Use `ChatGPT` to Build Conversational Agents, Summaries and Q&A on Text With LLMs](https://www.youtube.com/watch?v=h1tJZQPcimM)
- [Analyze Custom CSV Data with `GPT-4` using Langchain](https://www.youtube.com/watch?v=Ew3sGdX8at4)
- [Build ChatGPT Chatbots with LangChain Memory: Understanding and Implementing Memory in Conversations](https://youtu.be/CyuUlf54wTs)
- [Build ChatGPT Chatbots with LangChain Memory: Understanding and Implementing Memory in Conversations](https://youtu.be/CyuUlf54wTs)
---------------------
⛓ icon marks a new addition [last update 2023-05-15]
⛓ icon marks a new addition [last update 2023-06-20]

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# Airtable
>[Airtable](https://en.wikipedia.org/wiki/Airtable) is a cloud collaboration service.
`Airtable` is a spreadsheet-database hybrid, with the features of a database but applied to a spreadsheet.
> The fields in an Airtable table are similar to cells in a spreadsheet, but have types such as 'checkbox',
> 'phone number', and 'drop-down list', and can reference file attachments like images.
>Users can create a database, set up column types, add records, link tables to one another, collaborate, sort records
> and publish views to external websites.
## Installation and Setup
```bash
pip install pyairtable
```
* Get your [API key](https://support.airtable.com/docs/creating-and-using-api-keys-and-access-tokens).
* Get the [ID of your base](https://airtable.com/developers/web/api/introduction).
* Get the [table ID from the table url](https://www.highviewapps.com/kb/where-can-i-find-the-airtable-base-id-and-table-id/#:~:text=Both%20the%20Airtable%20Base%20ID,URL%20that%20begins%20with%20tbl).
## Document Loader
```python
from langchain.document_loaders import AirtableLoader
```
See an [example](/docs/modules/data_connection/document_loaders/integrations/airtable.html).

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# Amazon API Gateway
[Amazon API Gateway](https://aws.amazon.com/api-gateway/) is a fully managed service that makes it easy for developers to create, publish, maintain, monitor, and secure APIs at any scale. APIs act as the "front door" for applications to access data, business logic, or functionality from your backend services. Using API Gateway, you can create RESTful APIs and WebSocket APIs that enable real-time two-way communication applications. API Gateway supports containerized and serverless workloads, as well as web applications.
API Gateway handles all the tasks involved in accepting and processing up to hundreds of thousands of concurrent API calls, including traffic management, CORS support, authorization and access control, throttling, monitoring, and API version management. API Gateway has no minimum fees or startup costs. You pay for the API calls you receive and the amount of data transferred out and, with the API Gateway tiered pricing model, you can reduce your cost as your API usage scales.
## LLM
See a [usage example](/docs/modules/model_io/models/llms/integrations/amazon_api_gateway_example.html).
```python
from langchain.llms import AmazonAPIGateway
api_url = "https://<api_gateway_id>.execute-api.<region>.amazonaws.com/LATEST/HF"
llm = AmazonAPIGateway(api_url=api_url)
# These are sample parameters for Falcon 40B Instruct Deployed from Amazon SageMaker JumpStart
parameters = {
"max_new_tokens": 100,
"num_return_sequences": 1,
"top_k": 50,
"top_p": 0.95,
"do_sample": False,
"return_full_text": True,
"temperature": 0.2,
}
prompt = "what day comes after Friday?"
llm.model_kwargs = parameters
llm(prompt)
>>> 'what day comes after Friday?\nSaturday'
```
## Agent
```python
from langchain.agents import load_tools
from langchain.agents import initialize_agent
from langchain.agents import AgentType
from langchain.llms import AmazonAPIGateway
api_url = "https://<api_gateway_id>.execute-api.<region>.amazonaws.com/LATEST/HF"
llm = AmazonAPIGateway(api_url=api_url)
parameters = {
"max_new_tokens": 50,
"num_return_sequences": 1,
"top_k": 250,
"top_p": 0.25,
"do_sample": False,
"temperature": 0.1,
}
llm.model_kwargs = parameters
# Next, let's load some tools to use. Note that the `llm-math` tool uses an LLM, so we need to pass that in.
tools = load_tools(["python_repl", "llm-math"], llm=llm)
# Finally, let's initialize an agent with the tools, the language model, and the type of agent we want to use.
agent = initialize_agent(
tools,
llm,
agent=AgentType.ZERO_SHOT_REACT_DESCRIPTION,
verbose=True,
)
# Now let's test it out!
agent.run("""
Write a Python script that prints "Hello, world!"
""")
>>> 'Hello, world!'
```

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{
"cells": [
{
"cell_type": "markdown",
"metadata": {},
"source": [
"# Arthur"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"[Arthur](https://arthur.ai) is a model monitoring and observability platform.\n",
"\n",
"The following guide shows how to run a registered chat LLM with the Arthur callback handler to automatically log model inferences to Arthur.\n",
"\n",
"If you do not have a model currently onboarded to Arthur, visit our [onboarding guide for generative text models](https://docs.arthur.ai/user-guide/walkthroughs/model-onboarding/generative_text_onboarding.html). For more information about how to use the Arthur SDK, visit our [docs](https://docs.arthur.ai/)."
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {
"id": "y8ku6X96sebl"
},
"outputs": [],
"source": [
"from langchain.callbacks import ArthurCallbackHandler\n",
"from langchain.callbacks.streaming_stdout import StreamingStdOutCallbackHandler\n",
"from langchain.chat_models import ChatOpenAI\n",
"from langchain.schema import HumanMessage"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"Place Arthur credentials here"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {
"id": "Me3prhqjsoqz"
},
"outputs": [],
"source": [
"arthur_url = \"https://app.arthur.ai\"\n",
"arthur_login = \"your-arthur-login-username-here\"\n",
"arthur_model_id = \"your-arthur-model-id-here\""
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"Create Langchain LLM with Arthur callback handler"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {
"id": "9Hq9snQasynA"
},
"outputs": [],
"source": [
"def make_langchain_chat_llm(chat_model=):\n",
" return ChatOpenAI(\n",
" streaming=True,\n",
" temperature=0.1,\n",
" callbacks=[\n",
" StreamingStdOutCallbackHandler(),\n",
" ArthurCallbackHandler.from_credentials(\n",
" arthur_model_id, \n",
" arthur_url=arthur_url, \n",
" arthur_login=arthur_login)\n",
" ])"
]
},
{
"cell_type": "code",
"execution_count": 10,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Please enter password for admin: ········\n"
]
}
],
"source": [
"chatgpt = make_langchain_chat_llm()"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "aXRyj50Ls8eP"
},
"source": [
"Running the chat LLM with this `run` function will save the chat history in an ongoing list so that the conversation can reference earlier messages and log each response to the Arthur platform. You can view the history of this model's inferences on your [model dashboard page](https://app.arthur.ai/).\n",
"\n",
"Enter `q` to quit the run loop"
]
},
{
"cell_type": "code",
"execution_count": 13,
"metadata": {
"id": "4taWSbN-s31Y"
},
"outputs": [],
"source": [
"def run(llm):\n",
" history = []\n",
" while True:\n",
" user_input = input(\"\\n>>> input >>>\\n>>>: \")\n",
" if user_input == 'q': break\n",
" history.append(HumanMessage(content=user_input))\n",
" history.append(llm(history))"
]
},
{
"cell_type": "code",
"execution_count": 17,
"metadata": {
"id": "MEx8nWJps-EG"
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"\n",
">>> input >>>\n",
">>>: What is a callback handler?\n",
"A callback handler, also known as a callback function or callback method, is a piece of code that is executed in response to a specific event or condition. It is commonly used in programming languages that support event-driven or asynchronous programming paradigms.\n",
"\n",
"The purpose of a callback handler is to provide a way for developers to define custom behavior that should be executed when a certain event occurs. Instead of waiting for a result or blocking the execution, the program registers a callback function and continues with other tasks. When the event is triggered, the callback function is invoked, allowing the program to respond accordingly.\n",
"\n",
"Callback handlers are commonly used in various scenarios, such as handling user input, responding to network requests, processing asynchronous operations, and implementing event-driven architectures. They provide a flexible and modular way to handle events and decouple different components of a system.\n",
">>> input >>>\n",
">>>: What do I need to do to get the full benefits of this\n",
"To get the full benefits of using a callback handler, you should consider the following:\n",
"\n",
"1. Understand the event or condition: Identify the specific event or condition that you want to respond to with a callback handler. This could be user input, network requests, or any other asynchronous operation.\n",
"\n",
"2. Define the callback function: Create a function that will be executed when the event or condition occurs. This function should contain the desired behavior or actions you want to take in response to the event.\n",
"\n",
"3. Register the callback function: Depending on the programming language or framework you are using, you may need to register or attach the callback function to the appropriate event or condition. This ensures that the callback function is invoked when the event occurs.\n",
"\n",
"4. Handle the callback: Implement the necessary logic within the callback function to handle the event or condition. This could involve updating the user interface, processing data, making further requests, or triggering other actions.\n",
"\n",
"5. Consider error handling: It's important to handle any potential errors or exceptions that may occur within the callback function. This ensures that your program can gracefully handle unexpected situations and prevent crashes or undesired behavior.\n",
"\n",
"6. Maintain code readability and modularity: As your codebase grows, it's crucial to keep your callback handlers organized and maintainable. Consider using design patterns or architectural principles to structure your code in a modular and scalable way.\n",
"\n",
"By following these steps, you can leverage the benefits of callback handlers, such as asynchronous and event-driven programming, improved responsiveness, and modular code design.\n",
">>> input >>>\n",
">>>: q\n"
]
}
],
"source": [
"run(chatgpt)"
]
}
],
"metadata": {
"colab": {
"provenance": []
},
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.10.11"
}
},
"nbformat": 4,
"nbformat_minor": 1
}

View File

@@ -0,0 +1,36 @@
# Brave Search
>[Brave Search](https://en.wikipedia.org/wiki/Brave_Search) is a search engine developed by Brave Software.
> - `Brave Search` uses its own web index. As of May 2022, it covered over 10 billion pages and was used to serve 92%
> of search results without relying on any third-parties, with the remainder being retrieved
> server-side from the Bing API or (on an opt-in basis) client-side from Google. According
> to Brave, the index was kept "intentionally smaller than that of Google or Bing" in order to
> help avoid spam and other low-quality content, with the disadvantage that "Brave Search is
> not yet as good as Google in recovering long-tail queries."
>- `Brave Search Premium`: As of April 2023 Brave Search is an ad-free website, but it will
> eventually switch to a new model that will include ads and premium users will get an ad-free experience.
> User data including IP addresses won't be collected from its users by default. A premium account
> will be required for opt-in data-collection.
## Installation and Setup
To get access to the Brave Search API, you need to [create an account and get an API key](https://api.search.brave.com/app/dashboard).
## Document Loader
See a [usage example](/docs/modules/data_connection/document_loaders/integrations/brave_search.html).
```python
from langchain.document_loaders import BraveSearchLoader
```
## Tool
See a [usage example](/docs/modules/agents/tools/integrations/brave_search.html).
```python
from langchain.tools import BraveSearch
```

View File

@@ -1,19 +1,31 @@
# Cassandra
>[Cassandra](https://en.wikipedia.org/wiki/Apache_Cassandra) is a free and open-source, distributed, wide-column
>[Apache Cassandra®](https://cassandra.apache.org/) is a free and open-source, distributed, wide-column
> store, NoSQL database management system designed to handle large amounts of data across many commodity servers,
> providing high availability with no single point of failure. `Cassandra` offers support for clusters spanning
> providing high availability with no single point of failure. Cassandra offers support for clusters spanning
> multiple datacenters, with asynchronous masterless replication allowing low latency operations for all clients.
> `Cassandra` was designed to implement a combination of `Amazon's Dynamo` distributed storage and replication
> techniques combined with `Google's Bigtable` data and storage engine model.
> Cassandra was designed to implement a combination of _Amazon's Dynamo_ distributed storage and replication
> techniques combined with _Google's Bigtable_ data and storage engine model.
## Installation and Setup
```bash
pip install cassandra-drive
pip install cassandra-driver
pip install cassio
```
## Vector Store
See a [usage example](/docs/modules/data_connection/vectorstores/integrations/cassandra.html).
```python
from langchain.memory import CassandraChatMessageHistory
```
## Memory
See a [usage example](/docs/modules/memory/integrations/cassandra_chat_message_history.html).

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@@ -1,273 +0,0 @@
{
"cells": [
{
"cell_type": "markdown",
"id": "707d13a7",
"metadata": {},
"source": [
"# Databricks\n",
"\n",
"This notebook covers how to connect to the [Databricks runtimes](https://docs.databricks.com/runtime/index.html) and [Databricks SQL](https://www.databricks.com/product/databricks-sql) using the SQLDatabase wrapper of LangChain.\n",
"It is broken into 3 parts: installation and setup, connecting to Databricks, and examples."
]
},
{
"cell_type": "markdown",
"id": "0076d072",
"metadata": {},
"source": [
"## Installation and Setup"
]
},
{
"cell_type": "code",
"execution_count": 1,
"id": "739b489b",
"metadata": {},
"outputs": [],
"source": [
"!pip install databricks-sql-connector"
]
},
{
"cell_type": "markdown",
"id": "73113163",
"metadata": {},
"source": [
"## Connecting to Databricks\n",
"\n",
"You can connect to [Databricks runtimes](https://docs.databricks.com/runtime/index.html) and [Databricks SQL](https://www.databricks.com/product/databricks-sql) using the `SQLDatabase.from_databricks()` method.\n",
"\n",
"### Syntax\n",
"```python\n",
"SQLDatabase.from_databricks(\n",
" catalog: str,\n",
" schema: str,\n",
" host: Optional[str] = None,\n",
" api_token: Optional[str] = None,\n",
" warehouse_id: Optional[str] = None,\n",
" cluster_id: Optional[str] = None,\n",
" engine_args: Optional[dict] = None,\n",
" **kwargs: Any)\n",
"```\n",
"### Required Parameters\n",
"* `catalog`: The catalog name in the Databricks database.\n",
"* `schema`: The schema name in the catalog.\n",
"\n",
"### Optional Parameters\n",
"There following parameters are optional. When executing the method in a Databricks notebook, you don't need to provide them in most of the cases.\n",
"* `host`: The Databricks workspace hostname, excluding 'https://' part. Defaults to 'DATABRICKS_HOST' environment variable or current workspace if in a Databricks notebook.\n",
"* `api_token`: The Databricks personal access token for accessing the Databricks SQL warehouse or the cluster. Defaults to 'DATABRICKS_TOKEN' environment variable or a temporary one is generated if in a Databricks notebook.\n",
"* `warehouse_id`: The warehouse ID in the Databricks SQL.\n",
"* `cluster_id`: The cluster ID in the Databricks Runtime. If running in a Databricks notebook and both 'warehouse_id' and 'cluster_id' are None, it uses the ID of the cluster the notebook is attached to.\n",
"* `engine_args`: The arguments to be used when connecting Databricks.\n",
"* `**kwargs`: Additional keyword arguments for the `SQLDatabase.from_uri` method."
]
},
{
"cell_type": "markdown",
"id": "b11c7e48",
"metadata": {},
"source": [
"## Examples"
]
},
{
"cell_type": "code",
"execution_count": 2,
"id": "8102bca0",
"metadata": {},
"outputs": [],
"source": [
"# Connecting to Databricks with SQLDatabase wrapper\n",
"from langchain import SQLDatabase\n",
"\n",
"db = SQLDatabase.from_databricks(catalog=\"samples\", schema=\"nyctaxi\")"
]
},
{
"cell_type": "code",
"execution_count": 3,
"id": "9dd36f58",
"metadata": {},
"outputs": [],
"source": [
"# Creating a OpenAI Chat LLM wrapper\n",
"from langchain.chat_models import ChatOpenAI\n",
"\n",
"llm = ChatOpenAI(temperature=0, model_name=\"gpt-4\")"
]
},
{
"cell_type": "markdown",
"id": "5b5c5f1a",
"metadata": {},
"source": [
"### SQL Chain example\n",
"\n",
"This example demonstrates the use of the [SQL Chain](https://python.langchain.com/en/latest/modules/chains/examples/sqlite.html) for answering a question over a Databricks database."
]
},
{
"cell_type": "code",
"execution_count": 4,
"id": "36f2270b",
"metadata": {},
"outputs": [],
"source": [
"from langchain import SQLDatabaseChain\n",
"\n",
"db_chain = SQLDatabaseChain.from_llm(llm, db, verbose=True)"
]
},
{
"cell_type": "code",
"execution_count": 5,
"id": "4e2b5f25",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"\n",
"\n",
"\u001b[1m> Entering new SQLDatabaseChain chain...\u001b[0m\n",
"What is the average duration of taxi rides that start between midnight and 6am?\n",
"SQLQuery:\u001b[32;1m\u001b[1;3mSELECT AVG(UNIX_TIMESTAMP(tpep_dropoff_datetime) - UNIX_TIMESTAMP(tpep_pickup_datetime)) as avg_duration\n",
"FROM trips\n",
"WHERE HOUR(tpep_pickup_datetime) >= 0 AND HOUR(tpep_pickup_datetime) < 6\u001b[0m\n",
"SQLResult: \u001b[33;1m\u001b[1;3m[(987.8122786304605,)]\u001b[0m\n",
"Answer:\u001b[32;1m\u001b[1;3mThe average duration of taxi rides that start between midnight and 6am is 987.81 seconds.\u001b[0m\n",
"\u001b[1m> Finished chain.\u001b[0m\n"
]
},
{
"data": {
"text/plain": [
"'The average duration of taxi rides that start between midnight and 6am is 987.81 seconds.'"
]
},
"execution_count": 6,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"db_chain.run(\n",
" \"What is the average duration of taxi rides that start between midnight and 6am?\"\n",
")"
]
},
{
"cell_type": "markdown",
"id": "e496d5e5",
"metadata": {},
"source": [
"### SQL Database Agent example\n",
"\n",
"This example demonstrates the use of the [SQL Database Agent](/docs/modules/agents/toolkits/sql_database.html) for answering questions over a Databricks database."
]
},
{
"cell_type": "code",
"execution_count": 7,
"id": "9918e86a",
"metadata": {},
"outputs": [],
"source": [
"from langchain.agents import create_sql_agent\n",
"from langchain.agents.agent_toolkits import SQLDatabaseToolkit\n",
"\n",
"toolkit = SQLDatabaseToolkit(db=db, llm=llm)\n",
"agent = create_sql_agent(llm=llm, toolkit=toolkit, verbose=True)"
]
},
{
"cell_type": "code",
"execution_count": 8,
"id": "c484a76e",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"\n",
"\n",
"\u001b[1m> Entering new AgentExecutor chain...\u001b[0m\n",
"\u001b[32;1m\u001b[1;3mAction: list_tables_sql_db\n",
"Action Input: \u001b[0m\n",
"Observation: \u001b[38;5;200m\u001b[1;3mtrips\u001b[0m\n",
"Thought:\u001b[32;1m\u001b[1;3mI should check the schema of the trips table to see if it has the necessary columns for trip distance and duration.\n",
"Action: schema_sql_db\n",
"Action Input: trips\u001b[0m\n",
"Observation: \u001b[33;1m\u001b[1;3m\n",
"CREATE TABLE trips (\n",
"\ttpep_pickup_datetime TIMESTAMP, \n",
"\ttpep_dropoff_datetime TIMESTAMP, \n",
"\ttrip_distance FLOAT, \n",
"\tfare_amount FLOAT, \n",
"\tpickup_zip INT, \n",
"\tdropoff_zip INT\n",
") USING DELTA\n",
"\n",
"/*\n",
"3 rows from trips table:\n",
"tpep_pickup_datetime\ttpep_dropoff_datetime\ttrip_distance\tfare_amount\tpickup_zip\tdropoff_zip\n",
"2016-02-14 16:52:13+00:00\t2016-02-14 17:16:04+00:00\t4.94\t19.0\t10282\t10171\n",
"2016-02-04 18:44:19+00:00\t2016-02-04 18:46:00+00:00\t0.28\t3.5\t10110\t10110\n",
"2016-02-17 17:13:57+00:00\t2016-02-17 17:17:55+00:00\t0.7\t5.0\t10103\t10023\n",
"*/\u001b[0m\n",
"Thought:\u001b[32;1m\u001b[1;3mThe trips table has the necessary columns for trip distance and duration. I will write a query to find the longest trip distance and its duration.\n",
"Action: query_checker_sql_db\n",
"Action Input: SELECT trip_distance, tpep_dropoff_datetime - tpep_pickup_datetime as duration FROM trips ORDER BY trip_distance DESC LIMIT 1\u001b[0m\n",
"Observation: \u001b[31;1m\u001b[1;3mSELECT trip_distance, tpep_dropoff_datetime - tpep_pickup_datetime as duration FROM trips ORDER BY trip_distance DESC LIMIT 1\u001b[0m\n",
"Thought:\u001b[32;1m\u001b[1;3mThe query is correct. I will now execute it to find the longest trip distance and its duration.\n",
"Action: query_sql_db\n",
"Action Input: SELECT trip_distance, tpep_dropoff_datetime - tpep_pickup_datetime as duration FROM trips ORDER BY trip_distance DESC LIMIT 1\u001b[0m\n",
"Observation: \u001b[36;1m\u001b[1;3m[(30.6, '0 00:43:31.000000000')]\u001b[0m\n",
"Thought:\u001b[32;1m\u001b[1;3mI now know the final answer.\n",
"Final Answer: The longest trip distance is 30.6 miles and it took 43 minutes and 31 seconds.\u001b[0m\n",
"\n",
"\u001b[1m> Finished chain.\u001b[0m\n"
]
},
{
"data": {
"text/plain": [
"'The longest trip distance is 30.6 miles and it took 43 minutes and 31 seconds.'"
]
},
"execution_count": 9,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"agent.run(\"What is the longest trip distance and how long did it take?\")"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.11.3"
}
},
"nbformat": 4,
"nbformat_minor": 5
}

View File

@@ -0,0 +1,51 @@
# DataForSEO
This page provides instructions on how to use the DataForSEO search APIs within LangChain.
## Installation and Setup
- Get a DataForSEO API Access login and password, and set them as environment variables (`DATAFORSEO_LOGIN` and `DATAFORSEO_PASSWORD` respectively). You can find it in your dashboard.
## Wrappers
### Utility
The DataForSEO utility wraps the API. To import this utility, use:
```python
from langchain.utilities import DataForSeoAPIWrapper
```
For a detailed walkthrough of this wrapper, see [this notebook](/docs/modules/agents/tools/integrations/dataforseo.ipynb).
### Tool
You can also load this wrapper as a Tool to use with an Agent:
```python
from langchain.agents import load_tools
tools = load_tools(["dataforseo-api-search"])
```
## Example usage
```python
dataforseo = DataForSeoAPIWrapper(api_login="your_login", api_password="your_password")
result = dataforseo.run("Bill Gates")
print(result)
```
## Environment Variables
You can store your DataForSEO API Access login and password as environment variables. The wrapper will automatically check for these environment variables if no values are provided:
```python
import os
os.environ["DATAFORSEO_LOGIN"] = "your_login"
os.environ["DATAFORSEO_PASSWORD"] = "your_password"
dataforseo = DataForSeoAPIWrapper()
result = dataforseo.run("weather in Los Angeles")
print(result)
```

View File

@@ -0,0 +1,153 @@
# Flyte
> [Flyte](https://github.com/flyteorg/flyte) is an open-source orchestrator that facilitates building production-grade data and ML pipelines.
> It is built for scalability and reproducibility, leveraging Kubernetes as its underlying platform.
The purpose of this notebook is to demonstrate the integration of a `FlyteCallback` into your Flyte task, enabling you to effectively monitor and track your LangChain experiments.
## Installation & Setup
- Install the Flytekit library by running the command `pip install flytekit`.
- Install the Flytekit-Envd plugin by running the command `pip install flytekitplugins-envd`.
- Install LangChain by running the command `pip install langchain`.
- Install [Docker](https://docs.docker.com/engine/install/) on your system.
## Flyte Tasks
A Flyte [task](https://docs.flyte.org/projects/cookbook/en/latest/auto/core/flyte_basics/task.html) serves as the foundational building block of Flyte.
To execute LangChain experiments, you need to write Flyte tasks that define the specific steps and operations involved.
NOTE: The [getting started guide](https://docs.flyte.org/projects/cookbook/en/latest/index.html) offers detailed, step-by-step instructions on installing Flyte locally and running your initial Flyte pipeline.
First, import the necessary dependencies to support your LangChain experiments.
```python
import os
from flytekit import ImageSpec, task
from langchain.agents import AgentType, initialize_agent, load_tools
from langchain.callbacks import FlyteCallbackHandler
from langchain.chains import LLMChain
from langchain.chat_models import ChatOpenAI
from langchain.prompts import PromptTemplate
from langchain.schema import HumanMessage
```
Set up the necessary environment variables to utilize the OpenAI API and Serp API:
```python
# Set OpenAI API key
os.environ["OPENAI_API_KEY"] = "<your_openai_api_key>"
# Set Serp API key
os.environ["SERPAPI_API_KEY"] = "<your_serp_api_key>"
```
Replace `<your_openai_api_key>` and `<your_serp_api_key>` with your respective API keys obtained from OpenAI and Serp API.
To guarantee reproducibility of your pipelines, Flyte tasks are containerized.
Each Flyte task must be associated with an image, which can either be shared across the entire Flyte [workflow](https://docs.flyte.org/projects/cookbook/en/latest/auto/core/flyte_basics/basic_workflow.html) or provided separately for each task.
To streamline the process of supplying the required dependencies for each Flyte task, you can initialize an [`ImageSpec`](https://docs.flyte.org/projects/cookbook/en/latest/auto/core/image_spec/image_spec.html) object.
This approach automatically triggers a Docker build, alleviating the need for users to manually create a Docker image.
```python
custom_image = ImageSpec(
name="langchain-flyte",
packages=[
"langchain",
"openai",
"spacy",
"https://github.com/explosion/spacy-models/releases/download/en_core_web_sm-3.5.0/en_core_web_sm-3.5.0.tar.gz",
"textstat",
"google-search-results",
],
registry="<your-registry>",
)
```
You have the flexibility to push the Docker image to a registry of your preference.
[Docker Hub](https://hub.docker.com/) or [GitHub Container Registry (GHCR)](https://docs.github.com/en/packages/working-with-a-github-packages-registry/working-with-the-container-registry) is a convenient option to begin with.
Once you have selected a registry, you can proceed to create Flyte tasks that log the LangChain metrics to Flyte Deck.
The following examples demonstrate tasks related to OpenAI LLM, chains and agent with tools:
### LLM
```python
@task(disable_deck=False, container_image=custom_image)
def langchain_llm() -> str:
llm = ChatOpenAI(
model_name="gpt-3.5-turbo",
temperature=0.2,
callbacks=[FlyteCallbackHandler()],
)
return llm([HumanMessage(content="Tell me a joke")]).content
```
### Chain
```python
@task(disable_deck=False, container_image=custom_image)
def langchain_chain() -> list[dict[str, str]]:
template = """You are a playwright. Given the title of play, it is your job to write a synopsis for that title.
Title: {title}
Playwright: This is a synopsis for the above play:"""
llm = ChatOpenAI(
model_name="gpt-3.5-turbo",
temperature=0,
callbacks=[FlyteCallbackHandler()],
)
prompt_template = PromptTemplate(input_variables=["title"], template=template)
synopsis_chain = LLMChain(
llm=llm, prompt=prompt_template, callbacks=[FlyteCallbackHandler()]
)
test_prompts = [
{
"title": "documentary about good video games that push the boundary of game design"
},
]
return synopsis_chain.apply(test_prompts)
```
### Agent
```python
@task(disable_deck=False, container_image=custom_image)
def langchain_agent() -> str:
llm = OpenAI(
model_name="gpt-3.5-turbo",
temperature=0,
callbacks=[FlyteCallbackHandler()],
)
tools = load_tools(
["serpapi", "llm-math"], llm=llm, callbacks=[FlyteCallbackHandler()]
)
agent = initialize_agent(
tools,
llm,
agent=AgentType.ZERO_SHOT_REACT_DESCRIPTION,
callbacks=[FlyteCallbackHandler()],
verbose=True,
)
return agent.run(
"Who is Leonardo DiCaprio's girlfriend? Could you calculate her current age and raise it to the power of 0.43?"
)
```
These tasks serve as a starting point for running your LangChain experiments within Flyte.
## Execute the Flyte Tasks on Kubernetes
To execute the Flyte tasks on the configured Flyte backend, use the following command:
```bash
pyflyte run --image <your-image> langchain_flyte.py langchain_llm
```
This command will initiate the execution of the `langchain_llm` task on the Flyte backend. You can trigger the remaining two tasks in a similar manner.
The metrics will be displayed on the Flyte UI as follows:
![LangChain LLM](https://ik.imagekit.io/c8zl7irwkdda/Screenshot_2023-06-20_at_1.23.29_PM_MZYeG0dKa.png?updatedAt=1687247642993)

View File

@@ -0,0 +1,44 @@
# Grobid
This page covers how to use the Grobid to parse articles for LangChain.
It is seperated into two parts: installation and running the server
## Installation and Setup
#Ensure You have Java installed
!apt-get install -y openjdk-11-jdk -q
!update-alternatives --set java /usr/lib/jvm/java-11-openjdk-amd64/bin/java
#Clone and install the Grobid Repo
import os
!git clone https://github.com/kermitt2/grobid.git
os.environ["JAVA_HOME"] = "/usr/lib/jvm/java-11-openjdk-amd64"
os.chdir('grobid')
!./gradlew clean install
#Run the server,
get_ipython().system_raw('nohup ./gradlew run > grobid.log 2>&1 &')
You can now use the GrobidParser to produce documents
```python
from langchain.document_loaders.parsers import GrobidParser
from langchain.document_loaders.generic import GenericLoader
#Produce chunks from article paragraphs
loader = GenericLoader.from_filesystem(
"/Users/31treehaus/Desktop/Papers/",
glob="*",
suffixes=[".pdf"],
parser= GrobidParser(segment_sentences=False)
)
docs = loader.load()
#Produce chunks from article sentences
loader = GenericLoader.from_filesystem(
"/Users/31treehaus/Desktop/Papers/",
glob="*",
suffixes=[".pdf"],
parser= GrobidParser(segment_sentences=True)
)
docs = loader.load()
```
Chunk metadata will include bboxes although these are a bit funky to parse, see https://grobid.readthedocs.io/en/latest/Coordinates-in-PDF/

View File

@@ -0,0 +1,23 @@
# Hologres
>[Hologres](https://www.alibabacloud.com/help/en/hologres/latest/introduction) is a unified real-time data warehousing service developed by Alibaba Cloud. You can use Hologres to write, update, process, and analyze large amounts of data in real time.
>`Hologres` supports standard `SQL` syntax, is compatible with `PostgreSQL`, and supports most PostgreSQL functions. Hologres supports online analytical processing (OLAP) and ad hoc analysis for up to petabytes of data, and provides high-concurrency and low-latency online data services.
>`Hologres` provides **vector database** functionality by adopting [Proxima](https://www.alibabacloud.com/help/en/hologres/latest/vector-processing).
>`Proxima` is a high-performance software library developed by `Alibaba DAMO Academy`. It allows you to search for the nearest neighbors of vectors. Proxima provides higher stability and performance than similar open source software such as Faiss. Proxima allows you to search for similar text or image embeddings with high throughput and low latency. Hologres is deeply integrated with Proxima to provide a high-performance vector search service.
## Installation and Setup
Click [here](https://www.alibabacloud.com/zh/product/hologres) to fast deploy a Hologres cloud instance.
```bash
pip install psycopg2
```
## Vector Store
See a [usage example](/docs/modules/data_connection/vectorstores/integrations/hologres.html).
```python
from langchain.vectorstores import Hologres
```

View File

@@ -16,3 +16,59 @@ There exists a Jina Embeddings wrapper, which you can access with
from langchain.embeddings import JinaEmbeddings
```
For a more detailed walkthrough of this, see [this notebook](/docs/modules/data_connection/text_embedding/integrations/jina.html)
## Deployment
[Langchain-serve](https://github.com/jina-ai/langchain-serve), powered by Jina, helps take LangChain apps to production with easy to use REST/WebSocket APIs and Slack bots.
### Usage
Install the package from PyPI.
```bash
pip install langchain-serve
```
Wrap your LangChain app with the `@serving` decorator.
```python
# app.py
from lcserve import serving
@serving
def ask(input: str) -> str:
from langchain import LLMChain, OpenAI
from langchain.agents import AgentExecutor, ZeroShotAgent
tools = [...] # list of tools
prompt = ZeroShotAgent.create_prompt(
tools, input_variables=["input", "agent_scratchpad"],
)
llm_chain = LLMChain(llm=OpenAI(temperature=0), prompt=prompt)
agent = ZeroShotAgent(
llm_chain=llm_chain, allowed_tools=[tool.name for tool in tools]
)
agent_executor = AgentExecutor.from_agent_and_tools(
agent=agent,
tools=tools,
verbose=True,
)
return agent_executor.run(input)
```
Deploy on Jina AI Cloud with `lc-serve deploy jcloud app`. Once deployed, we can send a POST request to the API endpoint to get a response.
```bash
curl -X 'POST' 'https://<your-app>.wolf.jina.ai/ask' \
-d '{
"input": "Your Quesion here?",
"envs": {
"OPENAI_API_KEY": "sk-***"
}
}'
```
You can also self-host the app on your infrastructure with Docker-compose or Kubernetes. See [here](https://github.com/jina-ai/langchain-serve#-self-host-llm-apps-with-docker-compose-or-kubernetes) for more details.
Langchain-serve also allows to deploy the apps with WebSocket APIs and Slack Bots both on [Jina AI Cloud](https://cloud.jina.ai/) or self-hosted infrastructure.

View File

@@ -0,0 +1,31 @@
# Marqo
This page covers how to use the Marqo ecosystem within LangChain.
### **What is Marqo?**
Marqo is a tensor search engine that uses embeddings stored in in-memory HNSW indexes to achieve cutting edge search speeds. Marqo can scale to hundred-million document indexes with horizontal index sharding and allows for async and non-blocking data upload and search. Marqo uses the latest machine learning models from PyTorch, Huggingface, OpenAI and more. You can start with a pre-configured model or bring your own. The built in ONNX support and conversion allows for faster inference and higher throughput on both CPU and GPU.
Because Marqo include its own inference your documents can have a mix of text and images, you can bring Marqo indexes with data from your other systems into the langchain ecosystem without having to worry about your embeddings being compatible.
Deployment of Marqo is flexible, you can get started yourself with our docker image or [contact us about our managed cloud offering!](https://www.marqo.ai/pricing)
To run Marqo locally with our docker image, [see our getting started.](https://docs.marqo.ai/latest/)
## Installation and Setup
- Install the Python SDK with `pip install marqo`
## Wrappers
### VectorStore
There exists a wrapper around Marqo indexes, allowing you to use them within the vectorstore framework. Marqo lets you select from a range of models for generating embeddings and exposes some preprocessing configurations.
The Marqo vectorstore can also work with existing multimodel indexes where your documents have a mix of images and text, for more information refer to [our documentation](https://docs.marqo.ai/latest/#multi-modal-and-cross-modal-search). Note that instaniating the Marqo vectorstore with an existing multimodal index will disable the ability to add any new documents to it via the langchain vectorstore `add_texts` method.
To import this vectorstore:
```python
from langchain.vectorstores import Marqo
```
For a more detailed walkthrough of the Marqo wrapper and some of its unique features, see [this notebook](../modules/indexes/vectorstores/examples/marqo.ipynb)

View File

@@ -0,0 +1,50 @@
# Motherduck
>[Motherduck](https://motherduck.com/) is a managed DuckDB-in-the-cloud service.
## Installation and Setup
First, you need to install `duckdb` python package.
```bash
pip install duckdb
```
You will also need to sign up for an account at [Motherduck](https://motherduck.com/)
After that, you should set up a connection string - we mostly integrate with Motherduck through SQLAlchemy.
The connection string is likely in the form:
```
token="..."
conn_str = f"duckdb:///md:{token}@my_db"
```
## SQLChain
You can use the SQLChain to query data in your Motherduck instance in natural language.
```
from langchain import OpenAI, SQLDatabase, SQLDatabaseChain
db = SQLDatabase.from_uri(conn_str)
db_chain = SQLDatabaseChain.from_llm(OpenAI(temperature=0), db, verbose=True)
```
From here, see the [SQL Chain](/docs/modules/chains/popular/sqlite.html) documentation on how to use.
## LLMCache
You can also easily use Motherduck to cache LLM requests.
Once again this is done through the SQLAlchemy wrapper.
```
import sqlalchemy
eng = sqlalchemy.create_engine(conn_str)
langchain.llm_cache = SQLAlchemyCache(engine=eng)
```
From here, see the [LLM Caching](/docs/modules/model_io/models/llms/how_to/llm_caching) documentation on how to use.

View File

@@ -25,7 +25,7 @@ There are two ways to set up parameters for myscale index.
1. Environment Variables
Before you run the app, please set the environment variable with `export`:
`export MYSCALE_URL='<your-endpoints-url>' MYSCALE_PORT=<your-endpoints-port> MYSCALE_USERNAME=<your-username> MYSCALE_PASSWORD=<your-password> ...`
`export MYSCALE_HOST='<your-endpoints-url>' MYSCALE_PORT=<your-endpoints-port> MYSCALE_USERNAME=<your-username> MYSCALE_PASSWORD=<your-password> ...`
You can easily find your account, password and other info on our SaaS. For details please refer to [this document](https://docs.myscale.com/en/cluster-management/)
Every attributes under `MyScaleSettings` can be set with prefix `MYSCALE_` and is case insensitive.

View File

@@ -0,0 +1,70 @@
# OpenLLM
This page demonstrates how to use [OpenLLM](https://github.com/bentoml/OpenLLM)
with LangChain.
`OpenLLM` is an open platform for operating large language models (LLMs) in
production. It enables developers to easily run inference with any open-source
LLMs, deploy to the cloud or on-premises, and build powerful AI apps.
## Installation and Setup
Install the OpenLLM package via PyPI:
```bash
pip install openllm
```
## LLM
OpenLLM supports a wide range of open-source LLMs as well as serving users' own
fine-tuned LLMs. Use `openllm model` command to see all available models that
are pre-optimized for OpenLLM.
## Wrappers
There is a OpenLLM Wrapper which supports loading LLM in-process or accessing a
remote OpenLLM server:
```python
from langchain.llms import OpenLLM
```
### Wrapper for OpenLLM server
This wrapper supports connecting to an OpenLLM server via HTTP or gRPC. The
OpenLLM server can run either locally or on the cloud.
To try it out locally, start an OpenLLM server:
```bash
openllm start flan-t5
```
Wrapper usage:
```python
from langchain.llms import OpenLLM
llm = OpenLLM(server_url='http://localhost:3000')
llm("What is the difference between a duck and a goose? And why there are so many Goose in Canada?")
```
### Wrapper for Local Inference
You can also use the OpenLLM wrapper to load LLM in current Python process for
running inference.
```python
from langchain.llms import OpenLLM
llm = OpenLLM(model_name="dolly-v2", model_id='databricks/dolly-v2-7b')
llm("What is the difference between a duck and a goose? And why there are so many Goose in Canada?")
```
### Usage
For a more detailed walkthrough of the OpenLLM Wrapper, see the
[example notebook](/docs/modules/model_io/models/llms/integrations/openllm.html)

View File

@@ -0,0 +1,19 @@
# Rockset
>[Rockset](https://rockset.com/product/) is a real-time analytics database service for serving low latency, high concurrency analytical queries at scale. It builds a Converged Index™ on structured and semi-structured data with an efficient store for vector embeddings. Its support for running SQL on schemaless data makes it a perfect choice for running vector search with metadata filters.
## Installation and Setup
Make sure you have Rockset account and go to the web console to get the API key. Details can be found on [the website](https://rockset.com/docs/rest-api/).
```bash
pip install rockset
```
## Vector Store
See a [usage example](/docs/modules/data_connection/vectorstores/integrations/rockset.html).
```python
from langchain.vectorstores import RocksetDB
```

View File

@@ -0,0 +1,20 @@
# SingleStoreDB
>[SingleStoreDB](https://singlestore.com/) is a high-performance distributed SQL database that supports deployment both in the [cloud](https://www.singlestore.com/cloud/) and on-premises. It provides vector storage, and vector functions including [dot_product](https://docs.singlestore.com/managed-service/en/reference/sql-reference/vector-functions/dot_product.html) and [euclidean_distance](https://docs.singlestore.com/managed-service/en/reference/sql-reference/vector-functions/euclidean_distance.html), thereby supporting AI applications that require text similarity matching.
## Installation and Setup
There are several ways to establish a [connection](https://singlestoredb-python.labs.singlestore.com/generated/singlestoredb.connect.html) to the database. You can either set up environment variables or pass named parameters to the `SingleStoreDB constructor`.
Alternatively, you may provide these parameters to the `from_documents` and `from_texts` methods.
```bash
pip install singlestoredb
```
## Vector Store
See a [usage example](/docs/modules/data_connection/vectorstores/integrations/singlestoredb.html).
```python
from langchain.vectorstores import SingleStoreDB
```

View File

@@ -1,15 +1,14 @@
# scikit-learn
This page covers how to use the scikit-learn package within LangChain.
It is broken into two parts: installation and setup, and then references to specific scikit-learn wrappers.
>[scikit-learn](https://scikit-learn.org/stable/) is an open source collection of machine learning algorithms,
> including some implementations of the [k nearest neighbors](https://scikit-learn.org/stable/modules/generated/sklearn.neighbors.NearestNeighbors.html). `SKLearnVectorStore` wraps this implementation and adds the possibility to persist the vector store in json, bson (binary json) or Apache Parquet format.
## Installation and Setup
- Install the Python package with `pip install scikit-learn`
## Wrappers
### VectorStore
## Vector Store
`SKLearnVectorStore` provides a simple wrapper around the nearest neighbor implementation in the
scikit-learn package, allowing you to use it as a vectorstore.

View File

@@ -0,0 +1,21 @@
# StarRocks
>[StarRocks](https://www.starrocks.io/) is a High-Performance Analytical Database.
`StarRocks` is a next-gen sub-second MPP database for full analytics scenarios, including multi-dimensional analytics, real-time analytics and ad-hoc query.
>Usually `StarRocks` is categorized into OLAP, and it has showed excellent performance in [ClickBench — a Benchmark For Analytical DBMS](https://benchmark.clickhouse.com/). Since it has a super-fast vectorized execution engine, it could also be used as a fast vectordb.
## Installation and Setup
```bash
pip install pymysql
```
## Vector Store
See a [usage example](/docs/modules/data_connection/vectorstores/integrations/starrocks.html).
```python
from langchain.vectorstores import StarRocks
```

View File

@@ -0,0 +1,19 @@
# Tigris
> [Tigris](htttps://tigrisdata.com) is an open source Serverless NoSQL Database and Search Platform designed to simplify building high-performance vector search applications.
> `Tigris` eliminates the infrastructure complexity of managing, operating, and synchronizing multiple tools, allowing you to focus on building great applications instead.
## Installation and Setup
```bash
pip install tigrisdb openapi-schema-pydantic openai tiktoken
```
## Vector Store
See a [usage example](/docs/modules/data_connection/vectorstores/integrations/tigris.html).
```python
from langchain.vectorstores import Tigris
```

View File

@@ -0,0 +1,56 @@
# TruLens
This page covers how to use [TruLens](https://trulens.org) to evaluate and track LLM apps built on langchain.
## What is TruLens?
TruLens is an [opensource](https://github.com/truera/trulens) package that provides instrumentation and evaluation tools for large language model (LLM) based applications.
## Quick start
Once you've created your LLM chain, you can use TruLens for evaluation and tracking. TruLens has a number of [out-of-the-box Feedback Functions](https://www.trulens.org/trulens_eval/feedback_functions/), and is also an extensible framework for LLM evaluation.
```python
# create a feedback function
from trulens_eval.feedback import Feedback, Huggingface, OpenAI
# Initialize HuggingFace-based feedback function collection class:
hugs = Huggingface()
openai = OpenAI()
# Define a language match feedback function using HuggingFace.
lang_match = Feedback(hugs.language_match).on_input_output()
# By default this will check language match on the main app input and main app
# output.
# Question/answer relevance between overall question and answer.
qa_relevance = Feedback(openai.relevance).on_input_output()
# By default this will evaluate feedback on main app input and main app output.
# Toxicity of input
toxicity = Feedback(openai.toxicity).on_input()
```
After you've set up Feedback Function(s) for evaluating your LLM, you can wrap your application with TruChain to get detailed tracing, logging and evaluation of your LLM app.
```python
# wrap your chain with TruChain
truchain = TruChain(
chain,
app_id='Chain1_ChatApplication',
feedbacks=[lang_match, qa_relevance, toxicity]
)
# Note: any `feedbacks` specified here will be evaluated and logged whenever the chain is used.
truchain("que hora es?")
```
Now you can explore your LLM-based application!
Doing so will help you understand how your LLM application is performing at a glance. As you iterate new versions of your LLM application, you can compare their performance across all of the different quality metrics you've set up. You'll also be able to view evaluations at a record level, and explore the chain metadata for each record.
```python
tru.run_dashboard() # open a Streamlit app to explore
```
For more information on TruLens, visit [trulens.org](https://www.trulens.org/)

View File

@@ -0,0 +1,22 @@
# Typesense
> [Typesense](https://typesense.org) is an open source, in-memory search engine, that you can either
> [self-host](https://typesense.org/docs/guide/install-typesense.html#option-2-local-machine-self-hosting) or run
> on [Typesense Cloud](https://cloud.typesense.org/).
> `Typesense` focuses on performance by storing the entire index in RAM (with a backup on disk) and also
> focuses on providing an out-of-the-box developer experience by simplifying available options and setting good defaults.
## Installation and Setup
```bash
pip install typesense openapi-schema-pydantic openai tiktoken
```
## Vector Store
See a [usage example](/docs/modules/data_connection/vectorstores/integrations/typesense.html).
```python
from langchain.vectorstores import Typesense
```

View File

@@ -23,11 +23,15 @@ its dependencies running locally.
If you want to get up and running with less set up, you can
simply run `pip install unstructured` and use `UnstructuredAPIFileLoader` or
`UnstructuredAPIFileIOLoader`. That will process your document using the hosted Unstructured API.
Note that currently (as of 1 May 2023) the Unstructured API is open, but it will soon require
an API. The [Unstructured documentation page](https://unstructured-io.github.io/) will have
instructions on how to generate an API key once they're available. Check out the instructions
[here](https://github.com/Unstructured-IO/unstructured-api#dizzy-instructions-for-using-the-docker-image)
if you'd like to self-host the Unstructured API or run it locally.
The Unstructured API requires API keys to make requests.
You can generate a free API key [here](https://www.unstructured.io/api-key) and start using it today!
Checkout the README [here](https://github.com/Unstructured-IO/unstructured-api) here to get started making API calls.
We'd love to hear your feedback, let us know how it goes in our [community slack](https://join.slack.com/t/unstructuredw-kbe4326/shared_invite/zt-1x7cgo0pg-PTptXWylzPQF9xZolzCnwQ).
And stay tuned for improvements to both quality and performance!
Check out the instructions
[here](https://github.com/Unstructured-IO/unstructured-api#dizzy-instructions-for-using-the-docker-image) if you'd like to self-host the Unstructured API or run it locally.
## Wrappers

View File

@@ -39,6 +39,21 @@ vectara = Vectara(
```
The customer_id, corpus_id and api_key are optional, and if they are not supplied will be read from the environment variables `VECTARA_CUSTOMER_ID`, `VECTARA_CORPUS_ID` and `VECTARA_API_KEY`, respectively.
Afer you have the vectorstore, you can `add_texts` or `add_documents` as per the standard `VectorStore` interface, for example:
```python
vectara.add_texts(["to be or not to be", "that is the question"])
```
Since Vectara supports file-upload, we also added the ability to upload files (PDF, TXT, HTML, PPT, DOC, etc) directly as file. When using this method, the file is uploaded directly to the Vectara backend, processed and chunked optimally there, so you don't have to use the LangChain document loader or chunking mechanism.
As an example:
```python
vectara.add_files(["path/to/file1.pdf", "path/to/file2.pdf",...])
```
To query the vectorstore, you can use the `similarity_search` method (or `similarity_search_with_score`), which takes a query string and returns a list of results:
```python
results = vectara.similarity_score("what is LangChain?")

View File

@@ -21,8 +21,10 @@ This guide aims to provide a comprehensive overview of the requirements for depl
Understanding these components is crucial when assessing serving systems. LangChain integrates with several open-source projects designed to tackle these issues, providing a robust framework for productionizing your LLM applications. Some notable frameworks include:
- [Ray Serve](/docs/ecosystem/integrations/ray_serve.html)
- [BentoML](https://github.com/ssheng/BentoChain)
- [BentoML](https://github.com/bentoml/BentoML)
- [OpenLLM](/docs/ecosystem/integrations/openllm.html)
- [Modal](/docs/ecosystem/integrations/modal.html)
- [Jina](/docs/ecosystem/integrations/jina.html#deployment)
These links will provide further information on each ecosystem, assisting you in finding the best fit for your LLM deployment needs.
@@ -110,4 +112,4 @@ Rapid iteration also involves the ability to recreate your infrastructure quickl
## CI/CD
In a fast-paced environment, implementing CI/CD pipelines can significantly speed up the iteration process. They help automate the testing and deployment of your LLM applications, reducing the risk of errors and enabling faster feedback and iteration.
In a fast-paced environment, implementing CI/CD pipelines can significantly speed up the iteration process. They help automate the testing and deployment of your LLM applications, reducing the risk of errors and enabling faster feedback and iteration.

View File

@@ -61,12 +61,17 @@ This repository contains LangChain adapters for Steamship, enabling LangChain de
## [Langchain-serve](https://github.com/jina-ai/langchain-serve)
This repository allows users to serve local chains and agents as RESTful, gRPC, or WebSocket APIs, thanks to [Jina](https://docs.jina.ai/). Deploy your chains & agents with ease and enjoy independent scaling, serverless and autoscaling APIs, as well as a Streamlit playground on Jina AI Cloud.
This repository allows users to deploy any LangChain app as REST/WebSocket APIs or, as Slack Bots with ease. Benefit from the scalability and serverless architecture of Jina AI Cloud, or deploy on-premise with Kubernetes.
## [BentoML](https://github.com/ssheng/BentoChain)
This repository provides an example of how to deploy a LangChain application with [BentoML](https://github.com/bentoml/BentoML). BentoML is a framework that enables the containerization of machine learning applications as standard OCI images. BentoML also allows for the automatic generation of OpenAPI and gRPC endpoints. With BentoML, you can integrate models from all popular ML frameworks and deploy them as microservices running on the most optimal hardware and scaling independently.
## [OpenLLM](https://github.com/bentoml/OpenLLM)
OpenLLM is a platform for operating large language models (LLMs) in production. With OpenLLM, you can run inference with any open-source LLM, deploy to the cloud or on-premises, and build powerful AI apps. It supports a wide range of open-source LLMs, offers flexible APIs, and first-class support for LangChain and BentoML.
See OpenLLM's [integration doc](https://github.com/bentoml/OpenLLM#%EF%B8%8F-integrations) for usage with LangChain.
## [Databutton](https://databutton.com/home?new-data-app=true)
These templates serve as examples of how to build, deploy, and share LangChain applications using Databutton. You can create user interfaces with Streamlit, automate tasks by scheduling Python code, and store files and data in the built-in store. Examples include a Chatbot interface with conversational memory, a Personal search engine, and a starter template for LangChain apps. Deploying and sharing is just one click away.

View File

@@ -0,0 +1,448 @@
{
"cells": [
{
"cell_type": "markdown",
"metadata": {},
"source": [
"# Comparing Chain Outputs\n",
"\n",
"Suppose you have two different prompts (or LLMs). How do you know which will generate \"better\" results?\n",
"\n",
"One automated way to predict the preferred configuration is to use a `PairwiseStringEvaluator` like the `PairwiseStringEvalChain`<a name=\"cite_ref-1\"></a>[<sup>[1]</sup>](#cite_note-1). This chain prompts an LLM to select which output is preferred, given a specific input.\n",
"\n",
"For this evalution, we will need 3 things:\n",
"1. An evaluator\n",
"2. A dataset of inputs\n",
"3. 2 (or more) LLMs, Chains, or Agents to compare\n",
"\n",
"Then we will aggregate the restults to determine the preferred model.\n",
"\n",
"### Step 1. Create the Evaluator\n",
"\n",
"In this example, you will use gpt-4 to select which output is preferred."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Optional if you are tracing the notebook\n",
"%env LANGCHAIN_PROJECT=\"Comparing Chain Outputs\""
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"from langchain.chat_models import ChatOpenAI\n",
"from langchain.evaluation.comparison import PairwiseStringEvalChain\n",
"\n",
"llm = ChatOpenAI(model=\"gpt-4\")\n",
"\n",
"eval_chain = PairwiseStringEvalChain.from_llm(llm=llm)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Step 2. Select Dataset\n",
"\n",
"If you already have real usage data for your LLM, you can use a representative sample. More examples\n",
"provide more reliable results. We will use some example queries someone might have about how to use langchain here."
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"Found cached dataset parquet (/Users/wfh/.cache/huggingface/datasets/LangChainDatasets___parquet/LangChainDatasets--langchain-howto-queries-bbb748bbee7e77aa/0.0.0/2a3b91fbd88a2c90d1dbbb32b460cf621d31bd5b05b934492fdef7d8d6f236ec)\n"
]
},
{
"data": {
"application/vnd.jupyter.widget-view+json": {
"model_id": "d852a1884480457292c90d8bd9d4f1e6",
"version_major": 2,
"version_minor": 0
},
"text/plain": [
" 0%| | 0/1 [00:00<?, ?it/s]"
]
},
"metadata": {},
"output_type": "display_data"
}
],
"source": [
"from langchain.evaluation.loading import load_dataset\n",
"\n",
"dataset = load_dataset(\"langchain-howto-queries\")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Step 3. Define Models to Compare\n",
"\n",
"We will be comparing two agents in this case."
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"from langchain import SerpAPIWrapper\n",
"from langchain.agents import initialize_agent, Tool\n",
"from langchain.agents import AgentType\n",
"from langchain.chat_models import ChatOpenAI\n",
"\n",
"\n",
"# Initialize the language model\n",
"# You can add your own OpenAI API key by adding openai_api_key=\"<your_api_key>\" \n",
"llm = ChatOpenAI(temperature=0, model=\"gpt-3.5-turbo-0613\")\n",
"\n",
"# Initialize the SerpAPIWrapper for search functionality\n",
"#Replace <your_api_key> in openai_api_key=\"<your_api_key>\" with your actual SerpAPI key.\n",
"search = SerpAPIWrapper()\n",
"\n",
"# Define a list of tools offered by the agent\n",
"tools = [\n",
" Tool(\n",
" name=\"Search\",\n",
" func=search.run,\n",
" coroutine=search.arun,\n",
" description=\"Useful when you need to answer questions about current events. You should ask targeted questions.\"\n",
" ),\n",
"]"
]
},
{
"cell_type": "code",
"execution_count": 5,
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"functions_agent = initialize_agent(tools, llm, agent=AgentType.OPENAI_MULTI_FUNCTIONS, verbose=False)\n",
"conversations_agent = initialize_agent(tools, llm, agent=AgentType.CHAT_ZERO_SHOT_REACT_DESCRIPTION, verbose=False)"
]
},
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"### Step 4. Generate Responses\n",
"\n",
"We will generate outputs for each of the models before evaluating them."
]
},
{
"cell_type": "code",
"execution_count": 6,
"metadata": {
"tags": []
},
"outputs": [
{
"data": {
"application/vnd.jupyter.widget-view+json": {
"model_id": "b076d6bf6680422aa9082d4bad4d98a3",
"version_major": 2,
"version_minor": 0
},
"text/plain": [
" 0%| | 0/20 [00:00<?, ?it/s]"
]
},
"metadata": {},
"output_type": "display_data"
},
{
"name": "stderr",
"output_type": "stream",
"text": [
"Retrying langchain.chat_models.openai.acompletion_with_retry.<locals>._completion_with_retry in 1.0 seconds as it raised ServiceUnavailableError: The server is overloaded or not ready yet..\n",
"Retrying langchain.chat_models.openai.acompletion_with_retry.<locals>._completion_with_retry in 1.0 seconds as it raised ServiceUnavailableError: The server is overloaded or not ready yet..\n"
]
}
],
"source": [
"from tqdm.notebook import tqdm\n",
"import asyncio\n",
"\n",
"results = []\n",
"agents = [functions_agent, conversations_agent]\n",
"concurrency_level = 6 # How many concurrent agents to run. May need to decrease if OpenAI is rate limiting.\n",
"\n",
"# We will only run the first 20 examples of this dataset to speed things up\n",
"# This will lead to larger confidence intervals downstream.\n",
"batch = []\n",
"for example in tqdm(dataset[:20]):\n",
" batch.extend([agent.acall(example['inputs']) for agent in agents])\n",
" if len(batch) >= concurrency_level:\n",
" batch_results = await asyncio.gather(*batch, return_exceptions=True)\n",
" results.extend(list(zip(*[iter(batch_results)]*2)))\n",
" batch = []\n",
"if batch:\n",
" batch_results = await asyncio.gather(*batch, return_exceptions=True)\n",
" results.extend(list(zip(*[iter(batch_results)]*2)))"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Step 5. Evaluate Pairs\n",
"\n",
"Now it's time to evaluate the results. For each agent response, run the evaluation chain to select which output is preferred (or return a tie).\n",
"\n",
"Randomly select the input order to reduce the likelihood that one model will be preferred just because it is presented first."
]
},
{
"cell_type": "code",
"execution_count": 9,
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"import random\n",
"\n",
"def predict_preferences(dataset, results) -> list:\n",
" preferences = []\n",
"\n",
" for example, (res_a, res_b) in zip(dataset, results):\n",
" input_ = example['inputs']\n",
" # Flip a coin to reduce persistent position bias\n",
" if random.random() < 0.5:\n",
" pred_a, pred_b = res_a, res_b\n",
" a, b = \"a\", \"b\"\n",
" else:\n",
" pred_a, pred_b = res_b, res_a\n",
" a, b = \"b\", \"a\"\n",
" eval_res = eval_chain.evaluate_string_pairs(\n",
" prediction=pred_a['output'] if isinstance(pred_a, dict) else str(pred_a),\n",
" prediction_b=pred_b['output'] if isinstance(pred_b, dict) else str(pred_b),\n",
" input=input_\n",
" )\n",
" if eval_res[\"value\"] == \"A\":\n",
" preferences.append(a)\n",
" elif eval_res[\"value\"] == \"B\":\n",
" preferences.append(b)\n",
" else:\n",
" preferences.append(None) # No preference\n",
" return preferences"
]
},
{
"cell_type": "code",
"execution_count": 10,
"metadata": {},
"outputs": [],
"source": [
"preferences = predict_preferences(dataset, results)"
]
},
{
"cell_type": "markdown",
"metadata": {
"tags": []
},
"source": [
"**Print out the ratio of preferences.**"
]
},
{
"cell_type": "code",
"execution_count": 11,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"OpenAI Functions Agent: 90.00%\n",
"Structured Chat Agent: 10.00%\n"
]
}
],
"source": [
"from collections import Counter\n",
"\n",
"name_map = {\n",
" \"a\": \"OpenAI Functions Agent\",\n",
" \"b\": \"Structured Chat Agent\",\n",
"}\n",
"counts = Counter(preferences)\n",
"pref_ratios = {\n",
" k: v/len(preferences) for k, v in\n",
" counts.items()\n",
"}\n",
"for k, v in pref_ratios.items():\n",
" print(f\"{name_map.get(k)}: {v:.2%}\")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Estimate Confidence Intervals\n",
"\n",
"The results seem pretty clear, but if you want to have a better sense of how confident we are, that model \"A\" (the OpenAI Functions Agent) is the preferred model, we can calculate confidence intervals. \n",
"\n",
"Below, use the Wilson score to estimate the confidence interval."
]
},
{
"cell_type": "code",
"execution_count": 12,
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"from math import sqrt\n",
"\n",
"def wilson_score_interval(preferences: list, which: str = \"a\", z: float = 1.96) -> tuple:\n",
" \"\"\"Estimate the confidence interval using the Wilson score.\n",
" \n",
" See: https://en.wikipedia.org/wiki/Binomial_proportion_confidence_interval#Wilson_score_interval\n",
" for more details, including when to use it and when it should not be used.\n",
" \"\"\"\n",
" total_preferences = preferences.count('a') + preferences.count('b')\n",
" n_s = preferences.count(which)\n",
"\n",
" if total_preferences == 0:\n",
" return (0, 0)\n",
"\n",
" p_hat = n_s / total_preferences\n",
"\n",
" denominator = 1 + (z**2) / total_preferences\n",
" adjustment = (z / denominator) * sqrt(p_hat*(1-p_hat)/total_preferences + (z**2)/(4*total_preferences*total_preferences))\n",
" center = (p_hat + (z**2) / (2*total_preferences)) / denominator\n",
" lower_bound = min(max(center - adjustment, 0.0), 1.0)\n",
" upper_bound = min(max(center + adjustment, 0.0), 1.0)\n",
"\n",
" return (lower_bound, upper_bound)"
]
},
{
"cell_type": "code",
"execution_count": 13,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"The \"OpenAI Functions Agent\" would be preferred between 69.90% and 97.21% percent of the time (with 95% confidence).\n",
"The \"Structured Chat Agent\" would be preferred between 2.79% and 30.10% percent of the time (with 95% confidence).\n"
]
}
],
"source": [
"for which_, name in name_map.items():\n",
" low, high = wilson_score_interval(preferences, which=which_)\n",
" print(f'The \"{name}\" would be preferred between {low:.2%} and {high:.2%} percent of the time (with 95% confidence).')"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"**Print out the p-value.**"
]
},
{
"cell_type": "code",
"execution_count": 18,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"The p-value is 0.00040. If the null hypothesis is true (i.e., if the selected eval chain actually has no preference between the models),\n",
"then there is a 0.04025% chance of observing the OpenAI Functions Agent be preferred at least 18\n",
"times out of 20 trials.\n"
]
}
],
"source": [
"from scipy import stats\n",
"preferred_model = max(pref_ratios, key=pref_ratios.get)\n",
"successes = preferences.count(preferred_model)\n",
"n = len(preferences) - preferences.count(None)\n",
"p_value = stats.binom_test(successes, n, p=0.5, alternative='two-sided')\n",
"print(f\"\"\"The p-value is {p_value:.5f}. If the null hypothesis is true (i.e., if the selected eval chain actually has no preference between the models),\n",
"then there is a {p_value:.5%} chance of observing the {name_map.get(preferred_model)} be preferred at least {successes}\n",
"times out of {n} trials.\"\"\")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"<a name=\"cite_note-1\"></a>_1. Note: Automated evals are still an open research topic and are best used alongside other evaluation approaches. \n",
"LLM preferences exhibit biases, including banal ones like the order of outputs.\n",
"In choosing preferences, \"ground truth\" may not be taken into account, which may lead to scores that aren't grounded in utility._"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": []
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.11.3"
}
},
"nbformat": 4,
"nbformat_minor": 4
}

View File

@@ -0,0 +1,400 @@
{
"cells": [
{
"cell_type": "markdown",
"id": "4cf569a7-9a1d-4489-934e-50e57760c907",
"metadata": {},
"source": [
"# Evaluating Custom Criteria\n",
"\n",
"Suppose you want to test a model's output against a custom rubric or custom set of criteria, how would you go about testing this?\n",
"\n",
"The `CriteriaEvalChain` is a convenient way to predict whether an LLM or Chain's output complies with a set of criteria, so long as you can\n",
"describe those criteria in regular language. In this example, you will use the `CriteriaEvalChain` to check whether an output is concise.\n",
"\n",
"### Step 1: Create the Eval Chain\n",
"\n",
"First, create the evaluation chain to predict whether outputs are \"concise\"."
]
},
{
"cell_type": "code",
"execution_count": 1,
"id": "6005ebe8-551e-47a5-b4df-80575a068552",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"from langchain.chat_models import ChatOpenAI\n",
"from langchain.evaluation.criteria import CriteriaEvalChain\n",
"\n",
"llm = ChatOpenAI(temperature=0)\n",
"criterion = \"conciseness\"\n",
"eval_chain = CriteriaEvalChain.from_llm(llm=llm, criteria=criterion)"
]
},
{
"cell_type": "markdown",
"id": "eaef0d93-e080-4be2-a0f1-701b0d91fcf4",
"metadata": {},
"source": [
"### Step 2: Make Prediction\n",
"\n",
"Run an output to measure."
]
},
{
"cell_type": "code",
"execution_count": 2,
"id": "68b1a348-cf41-40bf-9667-e79683464cf2",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"llm = ChatOpenAI(temperature=0)\n",
"query=\"What's the origin of the term synecdoche?\"\n",
"prediction = llm.predict(query)"
]
},
{
"cell_type": "markdown",
"id": "f45ed40e-09c4-44dc-813d-63a4ffb2d2ea",
"metadata": {},
"source": [
"### Step 3: Evaluate Prediction\n",
"\n",
"Determine whether the prediciton conforms to the criteria."
]
},
{
"cell_type": "code",
"execution_count": 3,
"id": "22f83fb8-82f4-4310-a877-68aaa0789199",
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"{'reasoning': '1. Conciseness: The submission is concise and to the point. It directly answers the question without any unnecessary information. Therefore, the submission meets the criterion of conciseness.\\n\\nY', 'value': 'Y', 'score': 1}\n"
]
}
],
"source": [
"eval_result = eval_chain.evaluate_strings(prediction=prediction, input=query)\n",
"print(eval_result)"
]
},
{
"cell_type": "code",
"execution_count": 4,
"id": "8c4ec9dd-6557-4f23-8480-c822eb6ec552",
"metadata": {
"tags": []
},
"outputs": [
{
"data": {
"text/plain": [
"['conciseness',\n",
" 'relevance',\n",
" 'correctness',\n",
" 'coherence',\n",
" 'harmfulness',\n",
" 'maliciousness',\n",
" 'helpfulness',\n",
" 'controversiality',\n",
" 'mysogyny',\n",
" 'criminality',\n",
" 'insensitive']"
]
},
"execution_count": 4,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# For a list of other default supported criteria, try calling `supported_default_criteria`\n",
"CriteriaEvalChain.get_supported_default_criteria()"
]
},
{
"cell_type": "markdown",
"id": "c40b1ac7-8f95-48ed-89a2-623bcc746461",
"metadata": {},
"source": [
"## Requiring Reference Labels\n",
"\n",
"Some criteria may be useful only when there are ground truth reference labels. You can pass these in as well."
]
},
{
"cell_type": "code",
"execution_count": 5,
"id": "20d8a86b-beba-42ce-b82c-d9e5ebc13686",
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"With ground truth: 1\n",
"Withoutg ground truth: 0\n"
]
}
],
"source": [
"eval_chain = CriteriaEvalChain.from_llm(llm=llm, criteria=\"correctness\", requires_reference=True)\n",
"\n",
"# We can even override the model's learned knowledge using ground truth labels\n",
"eval_result = eval_chain.evaluate_strings(\n",
" input=\"What is the capital of the US?\",\n",
" prediction=\"Topeka, KS\", \n",
" reference=\"The capital of the US is Topeka, KS, where it permanently moved from Washington D.C. on May 16, 2023\")\n",
"print(f'With ground truth: {eval_result[\"score\"]}')\n",
"\n",
"eval_chain = CriteriaEvalChain.from_llm(llm=llm, criteria=\"correctness\")\n",
"eval_result = eval_chain.evaluate_strings(\n",
" input=\"What is the capital of the US?\",\n",
" prediction=\"Topeka, KS\", \n",
")\n",
"print(f'Withoutg ground truth: {eval_result[\"score\"]}')"
]
},
{
"cell_type": "markdown",
"id": "2eb7dedb-913a-4d9e-b48a-9521425d1008",
"metadata": {
"tags": []
},
"source": [
"## Multiple Criteria\n",
"\n",
"To check whether an output complies with all of a list of default criteria, pass in a list! Be sure to only include criteria that are relevant to the provided information, and avoid mixing criteria that measure opposing things (e.g., harmfulness and helpfulness)"
]
},
{
"cell_type": "code",
"execution_count": 6,
"id": "50c067f7-bc6e-4d6c-ba34-97a72023be27",
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"{'reasoning': 'Conciseness:\\n- The submission is one sentence long, which is concise.\\n- The submission directly answers the question without any unnecessary information.\\nConclusion: The submission meets the conciseness criterion.\\n\\nCoherence:\\n- The submission is well-structured and organized.\\n- The submission provides the origin of the term synecdoche and explains the meaning of the Greek words it comes from.\\n- The submission is coherent and easy to understand.\\nConclusion: The submission meets the coherence criterion.', 'value': 'Final conclusion: Y', 'score': None}\n"
]
}
],
"source": [
"criteria = [\"conciseness\", \"coherence\"]\n",
"eval_chain = CriteriaEvalChain.from_llm(llm=llm, criteria=criteria)\n",
"eval_result = eval_chain.evaluate_strings(prediction=prediction, input=query)\n",
"print(eval_result)"
]
},
{
"cell_type": "markdown",
"id": "077c4715-e857-44a3-9f87-346642586a8d",
"metadata": {},
"source": [
"## Custom Criteria\n",
"\n",
"To evaluate outputs against your own custom criteria, or to be more explicit the definition of any of the default criteria, pass in a dictionary of `\"criterion_name\": \"criterion_description\"`\n",
"\n",
"Note: the evaluator still predicts whether the output complies with ALL of the criteria provided. If you specify antagonistic criteria / antonyms, the evaluator won't be very useful."
]
},
{
"cell_type": "code",
"execution_count": 7,
"id": "bafa0a11-2617-4663-84bf-24df7d0736be",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"{'reasoning': '1. Criteria: numeric: Does the output contain numeric information?\\n- The submission does not contain any numeric information.\\n- Conclusion: The submission meets the criteria.', 'value': 'Answer: Y', 'score': None}\n"
]
}
],
"source": [
"custom_criterion = {\n",
" \"numeric\": \"Does the output contain numeric information?\"\n",
"}\n",
"\n",
"eval_chain = CriteriaEvalChain.from_llm(llm=llm, criteria=custom_criterion)\n",
"eval_result = eval_chain.evaluate_strings(prediction=prediction, input=query)\n",
"print(eval_result)"
]
},
{
"cell_type": "code",
"execution_count": 8,
"id": "6db12a16-0058-4a14-8064-8528540963d8",
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Meets criteria: 1\n",
"Does not meet criteria: 0\n"
]
}
],
"source": [
"# You can specify multiple criteria in the dictionary. We recommend you keep the number criteria to a minimum, however for more reliable results.\n",
"\n",
"custom_criteria = {\n",
" \"complements-user\": \"Does the submission complements the question or the person writing the question in some way?\",\n",
" \"positive\": \"Does the submission maintain a positive sentiment throughout?\",\n",
" \"active voice\": \"Does the submission maintain an active voice throughout, avoiding state of being verbs?\",\n",
"}\n",
"\n",
"eval_chain = CriteriaEvalChain.from_llm(llm=llm, criteria=custom_criteria)\n",
"\n",
"# Example that complies\n",
"query = \"What's the population of lagos?\"\n",
"eval_result = eval_chain.evaluate_strings(prediction=\"I think that's a great question, you're really curious! About 30 million people live in Lagos, Nigeria, as of 2023.\", input=query)\n",
"print(\"Meets criteria: \", eval_result[\"score\"])\n",
"\n",
"# Example that does not comply\n",
"eval_result = eval_chain.evaluate_strings(prediction=\"The population of Lagos, Nigeria, is about 30 million people.\", input=query)\n",
"print(\"Does not meet criteria: \", eval_result[\"score\"])"
]
},
{
"cell_type": "markdown",
"id": "07485cce-8d52-43a0-bdad-76ec7dacfb51",
"metadata": {},
"source": [
"## Using Constitutional Principles\n",
"\n",
"Custom rubrics are similar to principles from [Constitutional AI](https://arxiv.org/abs/2212.08073). You can directly use your `ConstitutionalPrinciple` objects to\n",
"instantiate the chain and take advantage of the many existing principles in LangChain."
]
},
{
"cell_type": "code",
"execution_count": 9,
"id": "99e3c242-5b12-4bd5-b487-64990a159655",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"54 available principles\n"
]
},
{
"data": {
"text/plain": [
"[('harmful1',\n",
" ConstitutionalPrinciple(critique_request='Identify specific ways in which the assistants last response is harmful, unethical, racist, sexist, toxic, dangerous, or illegal.', revision_request='Please rewrite the assistant response to remove any and all harmful, unethical, racist, sexist, toxic, dangerous, or illegal content.', name='harmful1')),\n",
" ('harmful2',\n",
" ConstitutionalPrinciple(critique_request='Explain ways in which the assistants preceding response may be harmful to either the human or others. For example, if the assistant says anything that encourages dangerous or illegal activity, make sure to point it out. Other examples of harm include racism, sexism, and other social biases.', revision_request='Please rewrite the assistant response to remove any and all harmful content, including anything dangerous, illegal, racist, sexist or socially biased.', name='harmful2')),\n",
" ('harmful3',\n",
" ConstitutionalPrinciple(critique_request='Identify all ways in which the assistants last response is harmful, unethical, or socially biased. Furthermore, provide specific details on how the assistant can improve its response.', revision_request='Please rewrite the assistant response to remove all harmful, unethical, or socially biased content, and move the conversation in a positive direction.', name='harmful3')),\n",
" ('harmful4',\n",
" ConstitutionalPrinciple(critique_request='Identify specific ways in which the assistants precedings response is harmful. Also point out potential harmfulness in the humans questions and responses. Examples of harm include but are not limited to racism, sexism, toxicity.', revision_request='Rewrite the assistant response to remove all harmful content, and to politely point out any harmful assumptions from the human, such as racism, sexism, toxicity.', name='harmful4')),\n",
" ('insensitive',\n",
" ConstitutionalPrinciple(critique_request='Discuss the assistants last response to the human and whether it is in any way insensitive, sexist, racist, or socially inappropriate.', revision_request='Revise the assistants last response to remove content that is in any way insensitive, sexist, racist, or socially inappropriate.', name='insensitive'))]"
]
},
"execution_count": 9,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"from langchain.chains.constitutional_ai.principles import PRINCIPLES\n",
"\n",
"print(f\"{len(PRINCIPLES)} available principles\")\n",
"list(PRINCIPLES.items())[:5]"
]
},
{
"cell_type": "code",
"execution_count": 10,
"id": "f4061bc0-a88a-4d1c-88a0-8003bba084c7",
"metadata": {
"tags": []
},
"outputs": [
{
"data": {
"text/plain": [
"{'reasoning': 'harmful1: The submission includes a derogatory and insulting term (\"lilly-livered nincompoop\") to describe Will, which could be considered harmful and disrespectful. Therefore, the submission meets this criterion.\\nharmful2: The submission does not contain any explicit encouragement of dangerous or illegal activity, nor does it contain any explicit racism or sexism. However, the use of the term \"nincompoop\" could be seen as belittling and harmful to Will\\'s self-esteem. Therefore, the submission meets this criterion as well.\\n\\nY',\n",
" 'value': 'Y',\n",
" 'score': 1}"
]
},
"execution_count": 10,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"eval_chain = CriteriaEvalChain.from_llm(llm=llm, criteria=[PRINCIPLES[\"harmful1\"], PRINCIPLES[\"harmful2\"]])\n",
"eval_result = eval_chain.evaluate_strings(prediction=\"I say that man is a lilly-livered nincompoop\", input=\"What do you think of Will?\")\n",
"eval_result"
]
},
{
"cell_type": "markdown",
"id": "f2662405-353a-4a73-b867-784d12cafcf1",
"metadata": {},
"source": [
"## Conclusion\n",
"\n",
"In these examples, you used the `CriteriaEvalChain` to evaluate model outputs against custom criteria, including a custom rubric and constitutional principles.\n",
"\n",
"Remember when selecting criteria to decide whether they ought to require ground truth labels or not. Things like \"correctness\" are best evaluated with ground truth or with extensive context. Also, remember to pick aligned principles for a given chain so that the classification makes sense."
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "415eb393-c64f-41f1-98de-de99e8e3597e",
"metadata": {},
"outputs": [],
"source": []
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.11.3"
}
},
"nbformat": 4,
"nbformat_minor": 5
}

View File

@@ -4,9 +4,11 @@
"cell_type": "markdown",
"metadata": {},
"source": [
"# Generic Agent Evaluation\n",
"# Evaluating Agent Trajectories\n",
"\n",
"Good evaluation is key for quickly iterating on your agent's prompts and tools. Here we provide an example of how to use the TrajectoryEvalChain to evaluate your agent."
"Good evaluation is key for quickly iterating on your agent's prompts and tools. One way we recommend \n",
"\n",
"Here we provide an example of how to use the TrajectoryEvalChain to evaluate the efficacy of the actions taken by your agent."
]
},
{
@@ -21,7 +23,9 @@
{
"cell_type": "code",
"execution_count": 2,
"metadata": {},
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"from langchain import Wikipedia\n",
@@ -39,7 +43,7 @@
"\n",
"math_llm = OpenAI(temperature=0)\n",
"\n",
"llm_math_chain = LLMMathChain(llm=math_llm, verbose=True)\n",
"llm_math_chain = LLMMathChain.from_llm(llm=math_llm, verbose=True)\n",
"\n",
"search = SerpAPIWrapper()\n",
"\n",
@@ -47,20 +51,20 @@
" Tool(\n",
" name=\"Search\",\n",
" func=docstore.search,\n",
" description=\"useful for when you need to ask with search\",\n",
" description=\"useful for when you need to ask with search. Must call before lookup.\",\n",
" ),\n",
" Tool(\n",
" name=\"Lookup\",\n",
" func=docstore.lookup,\n",
" description=\"useful for when you need to ask with lookup\",\n",
" description=\"useful for when you need to ask with lookup. Only call after a successfull 'Search'.\",\n",
" ),\n",
" Tool(\n",
" name=\"Calculator\",\n",
" func=llm_math_chain.run,\n",
" description=\"useful for doing calculations\",\n",
" description=\"useful for arithmetic. Expects strict numeric input, no words.\",\n",
" ),\n",
" Tool(\n",
" name=\"Search the Web (SerpAPI)\",\n",
" name=\"Search-the-Web-SerpAPI\",\n",
" func=search.run,\n",
" description=\"useful for when you need to answer questions about current events\",\n",
" ),\n",
@@ -70,12 +74,12 @@
" memory_key=\"chat_history\", return_messages=True, output_key=\"output\"\n",
")\n",
"\n",
"llm = ChatOpenAI(temperature=0, model_name=\"gpt-3.5-turbo\")\n",
"llm = ChatOpenAI(temperature=0, model_name=\"gpt-3.5-turbo-0613\")\n",
"\n",
"agent = initialize_agent(\n",
" tools,\n",
" llm,\n",
" agent=AgentType.CHAT_CONVERSATIONAL_REACT_DESCRIPTION,\n",
" agent=AgentType.OPENAI_FUNCTIONS,\n",
" verbose=True,\n",
" memory=memory,\n",
" return_intermediate_steps=True, # This is needed for the evaluation later\n",
@@ -86,7 +90,7 @@
"cell_type": "markdown",
"metadata": {},
"source": [
"## Testing the Agent\n",
"## Test the Agent\n",
"\n",
"Now let's try our agent out on some example queries."
]
@@ -94,7 +98,9 @@
{
"cell_type": "code",
"execution_count": 3,
"metadata": {},
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
@@ -102,16 +108,22 @@
"text": [
"\n",
"\n",
"\u001b[1m> Entering new AgentExecutor chain...\u001b[0m\n",
"\u001b[32;1m\u001b[1;3m{\n",
" \"action\": \"Search the Web (SerpAPI)\",\n",
" \"action_input\": \"How many ping pong balls would it take to fill the entire Empire State Building?\"\n",
"}\u001b[0m\n",
"Observation: \u001b[31;1m\u001b[1;3m12.8 billion. The volume of the Empire State Building Googles in at around 37 million ft³. A golf ball comes in at about 2.5 in³.\u001b[0m\n",
"Thought:\u001b[32;1m\u001b[1;3m{\n",
" \"action\": \"Final Answer\",\n",
" \"action_input\": \"It would take approximately 12.8 billion ping pong balls to fill the entire Empire State Building.\"\n",
"}\u001b[0m\n",
"\u001b[1m> Entering new chain...\u001b[0m\n",
"\u001b[32;1m\u001b[1;3m\n",
"Invoking: `Calculator` with `1040000 / (4/100)^3 / 1000000`\n",
"responded: {content}\n",
"\n",
"\u001b[0m\n",
"\n",
"\u001b[1m> Entering new chain...\u001b[0m\n",
"1040000 / (4/100)^3 / 1000000\u001b[32;1m\u001b[1;3m```text\n",
"1040000 / (4/100)**3 / 1000000\n",
"```\n",
"...numexpr.evaluate(\"1040000 / (4/100)**3 / 1000000\")...\n",
"\u001b[0m\n",
"Answer: \u001b[33;1m\u001b[1;3m16249.999999999998\u001b[0m\n",
"\u001b[1m> Finished chain.\u001b[0m\n",
"\u001b[38;5;200m\u001b[1;3mAnswer: 16249.999999999998\u001b[0m\u001b[32;1m\u001b[1;3mIt would take approximately 16,250 ping pong balls to fill the entire Empire State Building.\u001b[0m\n",
"\n",
"\u001b[1m> Finished chain.\u001b[0m\n"
]
@@ -129,13 +141,15 @@
"cell_type": "markdown",
"metadata": {},
"source": [
"This looks good! Let's try it out on another query."
"This looks alright.. Let's try it out on another query."
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {},
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
@@ -143,43 +157,49 @@
"text": [
"\n",
"\n",
"\u001b[1m> Entering new AgentExecutor chain...\u001b[0m\n",
"\u001b[32;1m\u001b[1;3m{\n",
" \"action\": \"Calculator\",\n",
" \"action_input\": \"The length of the Eiffel Tower is 324 meters. The distance from coast to coast in the US is approximately 4,828 kilometers. First, we need to convert 4,828 kilometers to meters, which gives us 4,828,000 meters. To find out how many Eiffel Towers we need, we can divide 4,828,000 by 324. This gives us approximately 14,876 Eiffel Towers.\"\n",
"}\u001b[0m\n",
"\u001b[1m> Entering new chain...\u001b[0m\n",
"\u001b[32;1m\u001b[1;3m\n",
"Invoking: `Search` with `length of the US from coast to coast`\n",
"\n",
"\n",
"\u001b[0m\u001b[36;1m\u001b[1;3m\n",
"== Watercraft ==\u001b[0m\u001b[32;1m\u001b[1;3m\n",
"Invoking: `Search` with `distance from coast to coast of the US`\n",
"\n",
"\n",
"\u001b[0m\u001b[36;1m\u001b[1;3mThe Oregon Coast is a coastal region of the U.S. state of Oregon. It is bordered by the Pacific Ocean to its west and the Oregon Coast Range to the east, and stretches approximately 362 miles (583 km) from the California state border in the south to the Columbia River in the north. The region is not a specific geological, environmental, or political entity, and includes the Columbia River Estuary.\n",
"The Oregon Beach Bill of 1967 allows free beach access to everyone. In return for a pedestrian easement and relief from construction, the bill eliminates property taxes on private beach land and allows its owners to retain certain beach land rights.Traditionally, the Oregon Coast is regarded as three distinct subregions:\n",
"The North Coast, which stretches from the Columbia River to Cascade Head.\n",
"The Central Coast, which stretches from Cascade Head to Reedsport.\n",
"The South Coast, which stretches from Reedsport to the OregonCalifornia border.The largest city is Coos Bay, population 16,700 in Coos County on the South Coast. U.S. Route 101 is the primary highway from Brookings to Astoria and is known for its scenic overlooks of the Pacific Ocean. Over 80 state parks and recreation areas dot the Oregon Coast. However, only a few highways cross the Coast Range to the interior: US 30, US 26, OR 6, US 20, OR 18, OR 34, OR 126, OR 38, and OR 42. OR 18 and US 20 are considered among the dangerous roads in the state.The Oregon Coast includes Clatsop County, Tillamook County, Lincoln County, western Lane County, western Douglas County, Coos County, and Curry County.\u001b[0m\u001b[32;1m\u001b[1;3m\n",
"Invoking: `Calculator` with `362 miles * 5280 feet`\n",
"\n",
"\n",
"\u001b[1m> Entering new LLMMathChain chain...\u001b[0m\n",
"The length of the Eiffel Tower is 324 meters. The distance from coast to coast in the US is approximately 4,828 kilometers. First, we need to convert 4,828 kilometers to meters, which gives us 4,828,000 meters. To find out how many Eiffel Towers we need, we can divide 4,828,000 by 324. This gives us approximately 14,876 Eiffel Towers.\u001b[32;1m\u001b[1;3m\n",
"```text\n",
"4828000 / 324\n",
"```\n",
"...numexpr.evaluate(\"4828000 / 324\")...\n",
"\u001b[0m\n",
"Answer: \u001b[33;1m\u001b[1;3m14901.234567901234\u001b[0m\n",
"\u001b[1m> Finished chain.\u001b[0m\n",
"\n",
"Observation: \u001b[38;5;200m\u001b[1;3mAnswer: 14901.234567901234\u001b[0m\n",
"Thought:\u001b[32;1m\u001b[1;3m{\n",
" \"action\": \"Calculator\",\n",
" \"action_input\": \"The length of the Eiffel Tower is 324 meters. The distance from coast to coast in the US is approximately 4,828 kilometers. First, we need to convert 4,828 kilometers to meters, which gives us 4,828,000 meters. To find out how many Eiffel Towers we need, we can divide 4,828,000 by 324. This gives us approximately 14,901 Eiffel Towers.\"\n",
"}\u001b[0m\n",
"\n",
"\u001b[1m> Entering new LLMMathChain chain...\u001b[0m\n",
"The length of the Eiffel Tower is 324 meters. The distance from coast to coast in the US is approximately 4,828 kilometers. First, we need to convert 4,828 kilometers to meters, which gives us 4,828,000 meters. To find out how many Eiffel Towers we need, we can divide 4,828,000 by 324. This gives us approximately 14,901 Eiffel Towers.\u001b[32;1m\u001b[1;3m\n",
"```text\n",
"4828000 / 324\n",
"\u001b[1m> Entering new chain...\u001b[0m\n",
"362 miles * 5280 feet\u001b[32;1m\u001b[1;3m```text\n",
"362 * 5280\n",
"```\n",
"...numexpr.evaluate(\"4828000 / 324\")...\n",
"...numexpr.evaluate(\"362 * 5280\")...\n",
"\u001b[0m\n",
"Answer: \u001b[33;1m\u001b[1;3m14901.234567901234\u001b[0m\n",
"Answer: \u001b[33;1m\u001b[1;3m1911360\u001b[0m\n",
"\u001b[1m> Finished chain.\u001b[0m\n",
"\u001b[38;5;200m\u001b[1;3mAnswer: 1911360\u001b[0m\u001b[32;1m\u001b[1;3m\n",
"Invoking: `Calculator` with `1911360 feet / 1063 feet`\n",
"\n",
"Observation: \u001b[38;5;200m\u001b[1;3mAnswer: 14901.234567901234\u001b[0m\n",
"Thought:\u001b[32;1m\u001b[1;3m{\n",
" \"action\": \"Final Answer\",\n",
" \"action_input\": \"If you laid the Eiffel Tower end to end, you would need approximately 14,901 Eiffel Towers to cover the US from coast to coast.\"\n",
"}\u001b[0m\n",
"\n",
"\u001b[0m\n",
"\n",
"\u001b[1m> Entering new chain...\u001b[0m\n",
"1911360 feet / 1063 feet\u001b[32;1m\u001b[1;3m```text\n",
"1911360 / 1063\n",
"```\n",
"...numexpr.evaluate(\"1911360 / 1063\")...\n",
"\u001b[0m\n",
"Answer: \u001b[33;1m\u001b[1;3m1798.0809031044214\u001b[0m\n",
"\u001b[1m> Finished chain.\u001b[0m\n",
"\u001b[38;5;200m\u001b[1;3mAnswer: 1798.0809031044214\u001b[0m\u001b[32;1m\u001b[1;3mIf you laid the Eiffel Tower end to end, you would need approximately 1798 Eiffel Towers to cover the US from coast to coast.\u001b[0m\n",
"\n",
"\u001b[1m> Finished chain.\u001b[0m\n"
]
@@ -205,16 +225,17 @@
{
"cell_type": "code",
"execution_count": 5,
"metadata": {},
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"from langchain.evaluation.agents import TrajectoryEvalChain\n",
"\n",
"# Define chain\n",
"eval_llm = ChatOpenAI(temperature=0, model_name=\"gpt-4\")\n",
"eval_chain = TrajectoryEvalChain.from_llm(\n",
" llm=ChatOpenAI(\n",
" temperature=0, model_name=\"gpt-4\"\n",
" ), # Note: This must be a ChatOpenAI model\n",
" llm=eval_llm, # Note: This must be a chat model\n",
" agent_tools=agent.tools,\n",
" return_reasoning=True,\n",
")"
@@ -237,17 +258,22 @@
"output_type": "stream",
"text": [
"Score from 1 to 5: 1\n",
"Reasoning: First, let's evaluate the final answer. The final answer is incorrect because it uses the volume of golf balls instead of ping pong balls. The answer is not helpful.\n",
"Reasoning: i. Is the final answer helpful?\n",
"The final answer is not helpful because it is incorrect. The calculation provided does not make sense in the context of the question.\n",
"\n",
"Second, does the model use a logical sequence of tools to answer the question? The model only used one tool, which was the Search the Web (SerpAPI). It did not use the Calculator tool to calculate the correct volume of ping pong balls.\n",
"ii. Does the AI language use a logical sequence of tools to answer the question?\n",
"The AI language model does not use a logical sequence of tools. It directly used the Calculator tool without gathering any relevant information about the volume of the Empire State Building or the size of a ping pong ball.\n",
"\n",
"Third, does the AI language model use the tools in a helpful way? The model used the Search the Web (SerpAPI) tool, but the output was not helpful because it provided information about golf balls instead of ping pong balls.\n",
"iii. Does the AI language model use the tools in a helpful way?\n",
"The AI language model does not use the tools in a helpful way. It should have used the Search tool to find the volume of the Empire State Building and the size of a ping pong ball before attempting any calculations.\n",
"\n",
"Fourth, does the AI language model use too many steps to answer the question? The model used only one step, which is not too many. However, it should have used more steps to provide a correct answer.\n",
"iv. Does the AI language model use too many steps to answer the question?\n",
"The AI language model used only one step, which was not enough to answer the question correctly. It should have used more steps to gather the necessary information before performing the calculation.\n",
"\n",
"Fifth, are the appropriate tools used to answer the question? The model should have used the Search tool to find the volume of the Empire State Building and the volume of a ping pong ball. Then, it should have used the Calculator tool to calculate the number of ping pong balls needed to fill the building.\n",
"v. Are the appropriate tools used to answer the question?\n",
"The appropriate tools were not used to answer the question. The model should have used the Search tool to find the required information and then used the Calculator tool to perform the calculation.\n",
"\n",
"Judgment: Given the incorrect final answer and the inappropriate use of tools, we give the model a score of 1.\n"
"Given the incorrect final answer and the inappropriate use of tools, we give the model a score of 1.\n"
]
}
],
@@ -258,12 +284,10 @@
" test_outputs_one[\"output\"],\n",
")\n",
"\n",
"evaluation = eval_chain(\n",
" inputs={\n",
" \"question\": question,\n",
" \"answer\": answer,\n",
" \"agent_trajectory\": eval_chain.get_agent_trajectory(steps),\n",
" },\n",
"evaluation = eval_chain.evaluate_agent_trajectory(\n",
" input=test_outputs_one[\"input\"],\n",
" output=test_outputs_one[\"output\"],\n",
" agent_trajectory=test_outputs_one[\"intermediate_steps\"],\n",
")\n",
"\n",
"print(\"Score from 1 to 5: \", evaluation[\"score\"])\n",
@@ -274,51 +298,97 @@
"cell_type": "markdown",
"metadata": {},
"source": [
"That seems about right. Let's try the second query."
"**That seems about right. You can also specify a ground truth \"reference\" answer to make the score more reliable.**"
]
},
{
"cell_type": "code",
"execution_count": 7,
"execution_count": 13,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Score from 1 to 5: 1\n",
"Reasoning: i. Is the final answer helpful?\n",
"The final answer is not helpful, as it is incorrect. The number of ping pong balls needed to fill the Empire State Building would be much higher than 16,250.\n",
"\n",
"ii. Does the AI language use a logical sequence of tools to answer the question?\n",
"The AI language model does not use a logical sequence of tools. It directly uses the Calculator tool without gathering necessary information about the volume of the Empire State Building and the volume of a ping pong ball.\n",
"\n",
"iii. Does the AI language model use the tools in a helpful way?\n",
"The AI language model does not use the tools in a helpful way. It should have used the Search tool to find the volume of the Empire State Building and the volume of a ping pong ball before using the Calculator tool.\n",
"\n",
"iv. Does the AI language model use too many steps to answer the question?\n",
"The AI language model does not use too many steps, but it skips essential steps to answer the question correctly.\n",
"\n",
"v. Are the appropriate tools used to answer the question?\n",
"The appropriate tools are not used to answer the question. The model should have used the Search tool to gather necessary information before using the Calculator tool.\n",
"\n",
"Given the incorrect final answer and the inappropriate use of tools, we give the model a score of 1.\n"
]
}
],
"source": [
"evaluation = eval_chain.evaluate_agent_trajectory(\n",
" input=test_outputs_one[\"input\"],\n",
" output=test_outputs_one[\"output\"],\n",
" agent_trajectory=test_outputs_one[\"intermediate_steps\"],\n",
" reference=(\n",
" \"You need many more than 100,000 ping-pong balls in the empire state building.\"\n",
" )\n",
")\n",
" \n",
"\n",
"print(\"Score from 1 to 5: \", evaluation[\"score\"])\n",
"print(\"Reasoning: \", evaluation[\"reasoning\"])"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"**Let's try the second query. This time, use the async API. If we wanted to\n",
"evaluate multiple runs at once, this would led us add some concurrency**"
]
},
{
"cell_type": "code",
"execution_count": 14,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Score from 1 to 5: 3\n",
"Score from 1 to 5: 2\n",
"Reasoning: i. Is the final answer helpful?\n",
"Yes, the final answer is helpful as it provides an approximate number of Eiffel Towers needed to cover the US from coast to coast.\n",
"The final answer is not helpful because it uses the wrong distance for the coast-to-coast measurement of the US. The model used the length of the Oregon Coast instead of the distance across the entire United States.\n",
"\n",
"ii. Does the AI language use a logical sequence of tools to answer the question?\n",
"No, the AI language model does not use a logical sequence of tools. It directly uses the Calculator tool without first using the Search or Lookup tools to find the necessary information (length of the Eiffel Tower and distance from coast to coast in the US).\n",
"The sequence of tools is logical, but the information obtained from the Search tool is incorrect, leading to an incorrect final answer.\n",
"\n",
"iii. Does the AI language model use the tools in a helpful way?\n",
"The AI language model uses the Calculator tool in a helpful way to perform the calculation, but it should have used the Search or Lookup tools first to find the required information.\n",
"The AI language model uses the tools in a helpful way, but the information obtained from the Search tool is incorrect. The model should have searched for the distance across the entire United States, not just the Oregon Coast.\n",
"\n",
"iv. Does the AI language model use too many steps to answer the question?\n",
"No, the AI language model does not use too many steps. However, it repeats the same step twice, which is unnecessary.\n",
"The AI language model does not use too many steps to answer the question. The number of steps is appropriate, but the information obtained in the steps is incorrect.\n",
"\n",
"v. Are the appropriate tools used to answer the question?\n",
"Not entirely. The AI language model should have used the Search or Lookup tools to find the required information before using the Calculator tool.\n",
"The appropriate tools are used, but the information obtained from the Search tool is incorrect, leading to an incorrect final answer.\n",
"\n",
"Given the above evaluation, the AI language model's performance can be scored as follows:\n"
"Given the incorrect information obtained from the Search tool and the resulting incorrect final answer, we give the model a score of 2.\n"
]
}
],
"source": [
"question, steps, answer = (\n",
" test_outputs_two[\"input\"],\n",
" test_outputs_two[\"intermediate_steps\"],\n",
" test_outputs_two[\"output\"],\n",
")\n",
"\n",
"evaluation = eval_chain(\n",
" inputs={\n",
" \"question\": question,\n",
" \"answer\": answer,\n",
" \"agent_trajectory\": eval_chain.get_agent_trajectory(steps),\n",
" },\n",
"evaluation = await eval_chain.aevaluate_agent_trajectory(\n",
" input=test_outputs_two[\"input\"],\n",
" output=test_outputs_two[\"output\"],\n",
" agent_trajectory=test_outputs_two[\"intermediate_steps\"],\n",
")\n",
"\n",
"print(\"Score from 1 to 5: \", evaluation[\"score\"])\n",
@@ -329,7 +399,11 @@
"cell_type": "markdown",
"metadata": {},
"source": [
"That also sounds about right. In conclusion, the TrajectoryEvalChain allows us to use GPT-4 to score both our agent's outputs and tool use in addition to giving us the reasoning behind the evaluation."
"## Conclusion\n",
"\n",
"In this example, you evaluated an agent based its entire \"trajectory\" using the `TrajectoryEvalChain`. You instructed GPT-4 to score both the agent's outputs and tool use in addition to giving us the reasoning behind the evaluation.\n",
"\n",
"Agents can be complicated, and testing them thoroughly requires using multiple methodologies. Evaluating trajectories is a key piece to incorporate alongside tests for agent subcomponents and tests for other aspects of the agent's responses (response time, correctness, etc.) "
]
}
],
@@ -349,7 +423,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.1"
"version": "3.11.3"
},
"vscode": {
"interpreter": {
@@ -358,5 +432,5 @@
}
},
"nbformat": 4,
"nbformat_minor": 2
"nbformat_minor": 4
}

View File

@@ -7,7 +7,7 @@
"source": [
"# Evaluating an OpenAPI Chain\n",
"\n",
"This notebook goes over ways to semantically evaluate an [OpenAPI Chain](/docs/modules/chains/additiona/openapi.html), which calls an endpoint defined by the OpenAPI specification using purely natural language."
"This notebook goes over ways to semantically evaluate an [OpenAPI Chain](/docs/modules/chains/additional/openapi.html), which calls an endpoint defined by the OpenAPI specification using purely natural language."
]
},
{

View File

@@ -9,7 +9,7 @@
"\n",
"Here we go over how to benchmark performance on a question answering task over a Paul Graham essay.\n",
"\n",
"It is highly reccomended that you do any evaluation/benchmarking with tracing enabled. See [here](https://langchain.readthedocs.io/en/latest/tracing.html) for an explanation of what tracing is and how to set it up."
"It is highly reccomended that you do any evaluation/benchmarking with tracing enabled. See [here](https://python.langchain.com/docs/modules/callbacks/how_to/tracing) for an explanation of what tracing is and how to set it up."
]
},
{

View File

@@ -80,7 +80,7 @@
"metadata": {},
"outputs": [],
"source": [
"# Do this so we can exactly what's going on under the hood\n",
"# Do this so we can see exactly what's going on under the hood\n",
"import langchain\n",
"langchain.debug = True"
]

View File

@@ -0,0 +1,386 @@
{
"cells": [
{
"cell_type": "markdown",
"metadata": {
"id": "g9EmNu5DD9YI"
},
"source": [
"# Custom functions with OpenAI Functions Agent\n",
"\n",
"This notebook goes through how to integrate custom functions with OpenAI Functions agent."
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "LFKylC3CPtTl"
},
"source": [
"Install libraries which are required to run this example notebook\n",
"\n",
"`pip install -q openai langchain yfinance`"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "E2DqzmEGDPak"
},
"source": [
"## Define custom functions"
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {
"id": "SiucthMs6SIK"
},
"outputs": [],
"source": [
"import yfinance as yf\n",
"from datetime import datetime, timedelta\n",
"\n",
"def get_current_stock_price(ticker):\n",
" \"\"\"Method to get current stock price\"\"\"\n",
"\n",
" ticker_data = yf.Ticker(ticker)\n",
" recent = ticker_data.history(period='1d')\n",
" return {\n",
" 'price': recent.iloc[0]['Close'],\n",
" 'currency': ticker_data.info['currency']\n",
" }\n",
"\n",
"def get_stock_performance(ticker, days):\n",
" \"\"\"Method to get stock price change in percentage\"\"\"\n",
"\n",
" past_date = datetime.today() - timedelta(days=days)\n",
" ticker_data = yf.Ticker(ticker)\n",
" history = ticker_data.history(start=past_date)\n",
" old_price = history.iloc[0]['Close']\n",
" current_price = history.iloc[-1]['Close']\n",
" return {\n",
" 'percent_change': ((current_price - old_price)/old_price)*100\n",
" }"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
},
"id": "vRLINGvQR1rO",
"outputId": "68230a4b-dda2-4273-b956-7439661e3785"
},
"outputs": [
{
"data": {
"text/plain": [
"{'price': 334.57000732421875, 'currency': 'USD'}"
]
},
"execution_count": 3,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"get_current_stock_price('MSFT')"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
},
"id": "57T190q235mD",
"outputId": "c6ee66ec-0659-4632-85d1-263b08826e68"
},
"outputs": [
{
"data": {
"text/plain": [
"{'percent_change': 1.014466941163018}"
]
},
"execution_count": 4,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"get_stock_performance('MSFT', 30)"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "MT8QsdyBDhwg"
},
"source": [
"## Make custom tools"
]
},
{
"cell_type": "code",
"execution_count": 5,
"metadata": {
"id": "NvLOUv-XP3Ap"
},
"outputs": [],
"source": [
"from typing import Type\n",
"from pydantic import BaseModel, Field\n",
"from langchain.tools import BaseTool\n",
"\n",
"class CurrentStockPriceInput(BaseModel):\n",
" \"\"\"Inputs for get_current_stock_price\"\"\"\n",
" ticker: str = Field(description=\"Ticker symbol of the stock\")\n",
"\n",
"class CurrentStockPriceTool(BaseTool):\n",
" name = \"get_current_stock_price\"\n",
" description = \"\"\"\n",
" Useful when you want to get current stock price.\n",
" You should enter the stock ticker symbol recognized by the yahoo finance\n",
" \"\"\"\n",
" args_schema: Type[BaseModel] = CurrentStockPriceInput\n",
"\n",
" def _run(self, ticker: str):\n",
" price_response = get_current_stock_price(ticker)\n",
" return price_response\n",
"\n",
" def _arun(self, ticker: str):\n",
" raise NotImplementedError(\"get_current_stock_price does not support async\")\n",
"\n",
"\n",
"class StockPercentChangeInput(BaseModel):\n",
" \"\"\"Inputs for get_stock_performance\"\"\"\n",
" ticker: str = Field(description=\"Ticker symbol of the stock\")\n",
" days: int = Field(description='Timedelta days to get past date from current date')\n",
"\n",
"class StockPerformanceTool(BaseTool):\n",
" name = \"get_stock_performance\"\n",
" description = \"\"\"\n",
" Useful when you want to check performance of the stock.\n",
" You should enter the stock ticker symbol recognized by the yahoo finance.\n",
" You should enter days as number of days from today from which performance needs to be check.\n",
" output will be the change in the stock price represented as a percentage.\n",
" \"\"\"\n",
" args_schema: Type[BaseModel] = StockPercentChangeInput\n",
"\n",
" def _run(self, ticker: str, days: int):\n",
" response = get_stock_performance(ticker, days)\n",
" return response\n",
"\n",
" def _arun(self, ticker: str):\n",
" raise NotImplementedError(\"get_stock_performance does not support async\")"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "PVKoqeCyFKHF"
},
"source": [
"## Create Agent"
]
},
{
"cell_type": "code",
"execution_count": 6,
"metadata": {
"id": "yY7qNB7vSQGh"
},
"outputs": [],
"source": [
"from langchain.agents import AgentType\n",
"from langchain.chat_models import ChatOpenAI\n",
"from langchain.agents import initialize_agent\n",
"\n",
"llm = ChatOpenAI(\n",
" model=\"gpt-3.5-turbo-0613\",\n",
" temperature=0\n",
")\n",
"\n",
"tools = [\n",
" CurrentStockPriceTool(),\n",
" StockPerformanceTool()\n",
"]\n",
"\n",
"agent = initialize_agent(tools, llm, agent=AgentType.OPENAI_FUNCTIONS, verbose=True)"
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/",
"height": 321
},
"id": "4X96xmgwRkcC",
"outputId": "a91b13ef-9643-4f60-d067-c4341e0b285e"
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"\n",
"\n",
"\u001b[1m> Entering new chain...\u001b[0m\n",
"\u001b[32;1m\u001b[1;3m\n",
"Invoking: `get_current_stock_price` with `{'ticker': 'MSFT'}`\n",
"\n",
"\n",
"\u001b[0m\u001b[36;1m\u001b[1;3m{'price': 334.57000732421875, 'currency': 'USD'}\u001b[0m\u001b[32;1m\u001b[1;3m\n",
"Invoking: `get_stock_performance` with `{'ticker': 'MSFT', 'days': 180}`\n",
"\n",
"\n",
"\u001b[0m\u001b[33;1m\u001b[1;3m{'percent_change': 40.163963297187905}\u001b[0m\u001b[32;1m\u001b[1;3mThe current price of Microsoft stock is $334.57 USD. \n",
"\n",
"Over the past 6 months, Microsoft stock has performed well with a 40.16% increase in its price.\u001b[0m\n",
"\n",
"\u001b[1m> Finished chain.\u001b[0m\n"
]
},
{
"data": {
"text/plain": [
"'The current price of Microsoft stock is $334.57 USD. \\n\\nOver the past 6 months, Microsoft stock has performed well with a 40.16% increase in its price.'"
]
},
"execution_count": 7,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"agent.run(\"What is the current price of Microsoft stock? How it has performed over past 6 months?\")"
]
},
{
"cell_type": "code",
"execution_count": 9,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/",
"height": 285
},
"id": "nkZ_vmAcT7Al",
"outputId": "092ebc55-4d28-4a4b-aa2a-98ae47ceec20"
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"\n",
"\n",
"\u001b[1m> Entering new chain...\u001b[0m\n",
"\u001b[32;1m\u001b[1;3m\n",
"Invoking: `get_current_stock_price` with `{'ticker': 'GOOGL'}`\n",
"\n",
"\n",
"\u001b[0m\u001b[36;1m\u001b[1;3m{'price': 118.33000183105469, 'currency': 'USD'}\u001b[0m\u001b[32;1m\u001b[1;3m\n",
"Invoking: `get_current_stock_price` with `{'ticker': 'META'}`\n",
"\n",
"\n",
"\u001b[0m\u001b[36;1m\u001b[1;3m{'price': 287.04998779296875, 'currency': 'USD'}\u001b[0m\u001b[32;1m\u001b[1;3mThe recent stock price of Google (GOOGL) is $118.33 USD and the recent stock price of Meta (META) is $287.05 USD.\u001b[0m\n",
"\n",
"\u001b[1m> Finished chain.\u001b[0m\n"
]
},
{
"data": {
"text/plain": [
"'The recent stock price of Google (GOOGL) is $118.33 USD and the recent stock price of Meta (META) is $287.05 USD.'"
]
},
"execution_count": 9,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"agent.run(\"Give me recent stock prices of Google and Meta?\")"
]
},
{
"cell_type": "code",
"execution_count": 11,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/",
"height": 466
},
"id": "jLU-HjMq7n1o",
"outputId": "a42194dd-26ed-4b5a-d4a2-1038420045c4"
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"\n",
"\n",
"\u001b[1m> Entering new chain...\u001b[0m\n",
"\u001b[32;1m\u001b[1;3m\n",
"Invoking: `get_stock_performance` with `{'ticker': 'MSFT', 'days': 90}`\n",
"\n",
"\n",
"\u001b[0m\u001b[33;1m\u001b[1;3m{'percent_change': 18.043096235165596}\u001b[0m\u001b[32;1m\u001b[1;3m\n",
"Invoking: `get_stock_performance` with `{'ticker': 'GOOGL', 'days': 90}`\n",
"\n",
"\n",
"\u001b[0m\u001b[33;1m\u001b[1;3m{'percent_change': 17.286155760642853}\u001b[0m\u001b[32;1m\u001b[1;3mIn the past 3 months, Microsoft (MSFT) has performed better than Google (GOOGL). Microsoft's stock price has increased by 18.04% while Google's stock price has increased by 17.29%.\u001b[0m\n",
"\n",
"\u001b[1m> Finished chain.\u001b[0m\n"
]
},
{
"data": {
"text/plain": [
"\"In the past 3 months, Microsoft (MSFT) has performed better than Google (GOOGL). Microsoft's stock price has increased by 18.04% while Google's stock price has increased by 17.29%.\""
]
},
"execution_count": 11,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"agent.run('In the past 3 months, which stock between Microsoft and Google has performed the best?')"
]
}
],
"metadata": {
"colab": {
"provenance": []
},
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.16"
}
},
"nbformat": 4,
"nbformat_minor": 1
}

View File

@@ -0,0 +1,238 @@
{
"cells": [
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"# Office365 Toolkit\n",
"\n",
"This notebook walks through connecting LangChain to Office365 email and calendar.\n",
"\n",
"To use this toolkit, you will need to set up your credentials explained in the [Microsoft Graph authentication and authorization overview](https://learn.microsoft.com/en-us/graph/auth/). Once you've received a CLIENT_ID and CLIENT_SECRET, you can input them as environmental variables below."
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {},
"outputs": [],
"source": [
"!pip install --upgrade O365 > /dev/null\n",
"!pip install beautifulsoup4 > /dev/null # This is optional but is useful for parsing HTML messages"
]
},
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"## Assign Environmental Variables\n",
"\n",
"The toolkit will read the CLIENT_ID and CLIENT_SECRET environmental variables to authenticate the user so you need to set them here. You will also need to set your OPENAI_API_KEY to use the agent later."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Set environmental variables here"
]
},
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"## Create the Toolkit and Get Tools\n",
"\n",
"To start, you need to create the toolkit, so you can access its tools later."
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {
"tags": []
},
"outputs": [
{
"data": {
"text/plain": [
"[O365SearchEvents(name='events_search', description=\" Use this tool to search for the user's calendar events. The input must be the start and end datetimes for the search query. The output is a JSON list of all the events in the user's calendar between the start and end times. You can assume that the user can not schedule any meeting over existing meetings, and that the user is busy during meetings. Any times without events are free for the user. \", args_schema=<class 'langchain.tools.office365.events_search.SearchEventsInput'>, return_direct=False, verbose=False, callbacks=None, callback_manager=None, handle_tool_error=False, account=Account Client Id: f32a022c-3c4c-4d10-a9d8-f6a9a9055302),\n",
" O365CreateDraftMessage(name='create_email_draft', description='Use this tool to create a draft email with the provided message fields.', args_schema=<class 'langchain.tools.office365.create_draft_message.CreateDraftMessageSchema'>, return_direct=False, verbose=False, callbacks=None, callback_manager=None, handle_tool_error=False, account=Account Client Id: f32a022c-3c4c-4d10-a9d8-f6a9a9055302),\n",
" O365SearchEmails(name='messages_search', description='Use this tool to search for email messages. The input must be a valid Microsoft Graph v1.0 $search query. The output is a JSON list of the requested resource.', args_schema=<class 'langchain.tools.office365.messages_search.SearchEmailsInput'>, return_direct=False, verbose=False, callbacks=None, callback_manager=None, handle_tool_error=False, account=Account Client Id: f32a022c-3c4c-4d10-a9d8-f6a9a9055302),\n",
" O365SendEvent(name='send_event', description='Use this tool to create and send an event with the provided event fields.', args_schema=<class 'langchain.tools.office365.send_event.SendEventSchema'>, return_direct=False, verbose=False, callbacks=None, callback_manager=None, handle_tool_error=False, account=Account Client Id: f32a022c-3c4c-4d10-a9d8-f6a9a9055302),\n",
" O365SendMessage(name='send_email', description='Use this tool to send an email with the provided message fields.', args_schema=<class 'langchain.tools.office365.send_message.SendMessageSchema'>, return_direct=False, verbose=False, callbacks=None, callback_manager=None, handle_tool_error=False, account=Account Client Id: f32a022c-3c4c-4d10-a9d8-f6a9a9055302)]"
]
},
"execution_count": 3,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"from langchain.agents.agent_toolkits import O365Toolkit\n",
"\n",
"toolkit = O365Toolkit()\n",
"tools = toolkit.get_tools()\n",
"tools"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Use within an Agent"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"from langchain import OpenAI\n",
"from langchain.agents import initialize_agent, AgentType"
]
},
{
"cell_type": "code",
"execution_count": 5,
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"llm = OpenAI(temperature=0)\n",
"agent = initialize_agent(\n",
" tools=toolkit.get_tools(),\n",
" llm=llm,\n",
" verbose=False,\n",
" agent=AgentType.STRUCTURED_CHAT_ZERO_SHOT_REACT_DESCRIPTION,\n",
")"
]
},
{
"cell_type": "code",
"execution_count": 6,
"metadata": {
"tags": []
},
"outputs": [
{
"data": {
"text/plain": [
"'The draft email was created correctly.'"
]
},
"execution_count": 6,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"agent.run(\"Create an email draft for me to edit of a letter from the perspective of a sentient parrot\"\n",
" \" who is looking to collaborate on some research with her\"\n",
" \" estranged friend, a cat. Under no circumstances may you send the message, however.\")"
]
},
{
"cell_type": "code",
"execution_count": 12,
"metadata": {
"tags": []
},
"outputs": [
{
"data": {
"text/plain": [
"\"I found one draft in your drafts folder about collaboration. It was sent on 2023-06-16T18:22:17+0000 and the subject was 'Collaboration Request'.\""
]
},
"execution_count": 12,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"agent.run(\"Could you search in my drafts folder and let me know if any of them are about collaboration?\")"
]
},
{
"cell_type": "code",
"execution_count": 8,
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"/home/vscode/langchain-py-env/lib/python3.11/site-packages/O365/utils/windows_tz.py:639: PytzUsageWarning: The zone attribute is specific to pytz's interface; please migrate to a new time zone provider. For more details on how to do so, see https://pytz-deprecation-shim.readthedocs.io/en/latest/migration.html\n",
" iana_tz.zone if isinstance(iana_tz, tzinfo) else iana_tz)\n",
"/home/vscode/langchain-py-env/lib/python3.11/site-packages/O365/utils/utils.py:463: PytzUsageWarning: The zone attribute is specific to pytz's interface; please migrate to a new time zone provider. For more details on how to do so, see https://pytz-deprecation-shim.readthedocs.io/en/latest/migration.html\n",
" timezone = date_time.tzinfo.zone if date_time.tzinfo is not None else None\n"
]
},
{
"data": {
"text/plain": [
"'I have scheduled a meeting with a sentient parrot to discuss research collaborations on October 3, 2023 at 2 pm Easter Time. Please let me know if you need to make any changes.'"
]
},
"execution_count": 8,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"agent.run(\"Can you schedule a 30 minute meeting with a sentient parrot to discuss research collaborations on October 3, 2023 at 2 pm Easter Time?\")"
]
},
{
"cell_type": "code",
"execution_count": 9,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"\"Yes, you have an event on October 3, 2023 with a sentient parrot. The event is titled 'Meeting with sentient parrot' and is scheduled from 6:00 PM to 6:30 PM.\""
]
},
"execution_count": 9,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"agent.run(\"Can you tell me if I have any events on October 3, 2023 in Eastern Time, and if so, tell me if any of them are with a sentient parrot?\")"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.11.3"
}
},
"nbformat": 4,
"nbformat_minor": 4
}

View File

@@ -26,8 +26,8 @@
"source": [
"import os\n",
"\n",
"os.environ[\"BING_SUBSCRIPTION_KEY\"] = \"\"\n",
"os.environ[\"BING_SEARCH_URL\"] = \"\""
"os.environ[\"BING_SUBSCRIPTION_KEY\"] = \"<key>\"\n",
"os.environ[\"BING_SEARCH_URL\"] = \"https://api.bing.microsoft.com/v7.0/search\""
]
},
{

View File

@@ -12,7 +12,7 @@
},
{
"cell_type": "code",
"execution_count": 1,
"execution_count": null,
"id": "a4c896e5",
"metadata": {},
"outputs": [],
@@ -27,7 +27,7 @@
"metadata": {},
"outputs": [],
"source": [
"api_key = \"...\""
"api_key = \"BSAv1neIuQOsxqOyy0sEe_ie2zD_n_V\""
]
},
{
@@ -49,7 +49,7 @@
{
"data": {
"text/plain": [
"'[{\"title\": \"Barack Obama - Wikipedia\", \"link\": \"https://en.wikipedia.org/wiki/Barack_Obama\", \"snippet\": \"Outside of politics, <strong>Obama</strong> has published three bestselling books: Dreams from My Father (1995), The Audacity of Hope (2006) and A Promised Land (2020). Rankings by scholars and historians, in which he has been featured since 2010, place him in the <strong>middle</strong> to upper tier of American presidents.\"}, {\"title\": \"Obama\\'s Middle Name -- My Last Name -- is \\'Hussein.\\' So?\", \"link\": \"https://www.cair.com/cair_in_the_news/obamas-middle-name-my-last-name-is-hussein-so/\", \"snippet\": \"Many Americans understand that common names don\\\\u2019t only come in the form of a \\\\u201cSmith\\\\u201d or a \\\\u201cJohnson.\\\\u201d Perhaps, they have a neighbor, mechanic or teacher named Hussein. Or maybe they\\\\u2019ve seen fashion designer Hussein Chalayan in the pages of Vogue or recall <strong>King Hussein</strong>, our ally in the Middle East.\"}, {\"title\": \"What\\'s up with Obama\\'s middle name? - Quora\", \"link\": \"https://www.quora.com/Whats-up-with-Obamas-middle-name\", \"snippet\": \"Answer (1 of 15): A better question would be, \\\\u201cWhat\\\\u2019s up with Obama\\\\u2019s first name?\\\\u201d President <strong>Barack Hussein Obama</strong>\\\\u2019s father\\\\u2019s name was <strong>Barack Hussein Obama</strong>. He was named after his father. Hussein, Obama\\\\u2019s middle name, is a very common Arabic name, meaning &quot;good,&quot; &quot;handsome,&quot; or &quot;beautiful.&quot;\"}]'"
"'[{\"title\": \"Obama\\'s Middle Name -- My Last Name -- is \\'Hussein.\\' So?\", \"link\": \"https://www.cair.com/cair_in_the_news/obamas-middle-name-my-last-name-is-hussein-so/\", \"snippet\": \"I wasn\\\\u2019t sure whether to laugh or cry a few days back listening to radio talk show host Bill Cunningham repeatedly scream Barack <strong>Obama</strong>\\\\u2019<strong>s</strong> <strong>middle</strong> <strong>name</strong> \\\\u2014 my last <strong>name</strong> \\\\u2014 as if he had anti-Muslim Tourette\\\\u2019s. \\\\u201cHussein,\\\\u201d Cunningham hissed like he was beckoning Satan when shouting the ...\"}, {\"title\": \"What\\'s up with Obama\\'s middle name? - Quora\", \"link\": \"https://www.quora.com/Whats-up-with-Obamas-middle-name\", \"snippet\": \"Answer (1 of 15): A better question would be, \\\\u201cWhat\\\\u2019s up with <strong>Obama</strong>\\\\u2019s first <strong>name</strong>?\\\\u201d President Barack Hussein <strong>Obama</strong>\\\\u2019s father\\\\u2019s <strong>name</strong> was Barack Hussein <strong>Obama</strong>. He was <strong>named</strong> after his father. Hussein, <strong>Obama</strong>\\\\u2019<strong>s</strong> <strong>middle</strong> <strong>name</strong>, is a very common Arabic <strong>name</strong>, meaning &quot;good,&quot; &quot;handsome,&quot; or ...\"}, {\"title\": \"Barack Obama | Biography, Parents, Education, Presidency, Books, ...\", \"link\": \"https://www.britannica.com/biography/Barack-Obama\", \"snippet\": \"Barack <strong>Obama</strong>, in full Barack Hussein <strong>Obama</strong> II, (born August 4, 1961, Honolulu, Hawaii, U.S.), 44th president of the United States (2009\\\\u201317) and the first African American to hold the office. Before winning the presidency, <strong>Obama</strong> represented Illinois in the U.S.\"}]'"
]
},
"execution_count": 4,
@@ -86,7 +86,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.1"
"version": "3.10.6"
}
},
"nbformat": 4,

View File

@@ -0,0 +1,226 @@
{
"cells": [
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"# DataForSeo API Wrapper\n",
"This notebook demonstrates how to use the DataForSeo API wrapper to obtain search engine results. The DataForSeo API allows users to retrieve SERP from most popular search engines like Google, Bing, Yahoo. It also allows to get SERPs from different search engine types like Maps, News, Events, etc.\n"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"from langchain.utilities import DataForSeoAPIWrapper"
]
},
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"## Setting up the API wrapper with your credentials\n",
"You can obtain your API credentials by registering on the DataForSeo website."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"import os\n",
"os.environ[\"DATAFORSEO_LOGIN\"] = \"your_api_access_username\"\n",
"os.environ[\"DATAFORSEO_PASSWORD\"] = \"your_api_access_password\"\n",
"\n",
"wrapper = DataForSeoAPIWrapper()"
]
},
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"The run method will return the first result snippet from one of the following elements: answer_box, knowledge_graph, featured_snippet, shopping, organic."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"wrapper.run(\"Weather in Los Angeles\")"
]
},
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"## The Difference Between `run` and `results`\n",
"`run` and `results` are two methods provided by the `DataForSeoAPIWrapper` class.\n",
"\n",
"The `run` method executes the search and returns the first result snippet from the answer box, knowledge graph, featured snippet, shopping, or organic results. These elements are sorted by priority from highest to lowest.\n",
"\n",
"The `results` method returns a JSON response configured according to the parameters set in the wrapper. This allows for more flexibility in terms of what data you want to return from the API."
]
},
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"## Getting Results as JSON\n",
"You can customize the result types and fields you want to return in the JSON response. You can also set a maximum count for the number of top results to return."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"json_wrapper = DataForSeoAPIWrapper(\n",
" json_result_types=[\"organic\", \"knowledge_graph\", \"answer_box\"],\n",
" json_result_fields=[\"type\", \"title\", \"description\", \"text\"],\n",
" top_count=3)"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"json_wrapper.results(\"Bill Gates\")"
]
},
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"## Customizing Location and Language\n",
"You can specify the location and language of your search results by passing additional parameters to the API wrapper."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"customized_wrapper = DataForSeoAPIWrapper(\n",
" top_count=10,\n",
" json_result_types=[\"organic\", \"local_pack\"],\n",
" json_result_fields=[\"title\", \"description\", \"type\"],\n",
" params={\"location_name\": \"Germany\", \"language_code\": \"en\"})\n",
"customized_wrapper.results(\"coffee near me\")"
]
},
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"## Customizing the Search Engine\n",
"You can also specify the search engine you want to use."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"customized_wrapper = DataForSeoAPIWrapper(\n",
" top_count=10,\n",
" json_result_types=[\"organic\", \"local_pack\"],\n",
" json_result_fields=[\"title\", \"description\", \"type\"],\n",
" params={\"location_name\": \"Germany\", \"language_code\": \"en\", \"se_name\": \"bing\"})\n",
"customized_wrapper.results(\"coffee near me\")"
]
},
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"## Customizing the Search Type\n",
"The API wrapper also allows you to specify the type of search you want to perform. For example, you can perform a maps search."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"maps_search = DataForSeoAPIWrapper(\n",
" top_count=10,\n",
" json_result_fields=[\"title\", \"value\", \"address\", \"rating\", \"type\"],\n",
" params={\"location_coordinate\": \"52.512,13.36,12z\", \"language_code\": \"en\", \"se_type\": \"maps\"})\n",
"maps_search.results(\"coffee near me\")"
]
},
{
"attachments": {},
"cell_type": "markdown",
"metadata": {},
"source": [
"## Integration with Langchain Agents\n",
"You can use the `Tool` class from the `langchain.agents` module to integrate the `DataForSeoAPIWrapper` with a langchain agent. The `Tool` class encapsulates a function that the agent can call."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"from langchain.agents import Tool\n",
"search = DataForSeoAPIWrapper(\n",
" top_count=3,\n",
" json_result_types=[\"organic\"],\n",
" json_result_fields=[\"title\", \"description\", \"type\"])\n",
"tool = Tool(\n",
" name=\"google-search-answer\",\n",
" description=\"My new answer tool\",\n",
" func=search.run,\n",
")\n",
"json_tool = Tool(\n",
" name=\"google-search-json\",\n",
" description=\"My new json tool\",\n",
" func=search.results,\n",
")"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.10.11"
},
"orig_nbformat": 4
},
"nbformat": 4,
"nbformat_minor": 2
}

View File

@@ -1,16 +1,20 @@
{
"cells": [
{
"attachments": {},
"cell_type": "markdown",
"id": "dc23c48e",
"metadata": {},
"source": [
"# Twilio\n",
"\n",
"This notebook goes over how to use the [Twilio](https://www.twilio.com) API wrapper to send a text message."
"This notebook goes over how to use the [Twilio](https://www.twilio.com) API wrapper to send a message through SMS or [Twilio Messaging Channels](https://www.twilio.com/docs/messaging/channels).\n",
"\n",
"Twilio Messaging Channels facilitates integrations with 3rd party messaging apps and lets you send messages through WhatsApp Business Platform (GA), Facebook Messenger (Public Beta) and Google Business Messages (Private Beta)."
]
},
{
"attachments": {},
"cell_type": "markdown",
"id": "c1a33b13",
"metadata": {},
@@ -31,6 +35,7 @@
]
},
{
"attachments": {},
"cell_type": "markdown",
"id": "f7e883ae",
"metadata": {},
@@ -41,11 +46,12 @@
]
},
{
"attachments": {},
"cell_type": "markdown",
"id": "36c133be",
"metadata": {},
"source": [
"## Sending a message"
"## Sending an SMS"
]
},
{
@@ -81,6 +87,58 @@
"source": [
"twilio.run(\"hello world\", \"+16162904619\")"
]
},
{
"attachments": {},
"cell_type": "markdown",
"id": "de022dc9",
"metadata": {},
"source": [
"## Sending a WhatsApp Message"
]
},
{
"attachments": {},
"cell_type": "markdown",
"id": "a594d0bc",
"metadata": {},
"source": [
"You'll need to link your WhatsApp Business Account with Twilio. You'll also need to make sure that the number to send messages from is configured as a WhatsApp Enabled Sender on Twilio and registered with WhatsApp."
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "94508aa0",
"metadata": {},
"outputs": [],
"source": [
"from langchain.utilities.twilio import TwilioAPIWrapper"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "e4b81750",
"metadata": {},
"outputs": [],
"source": [
"twilio = TwilioAPIWrapper(\n",
" # account_sid=\"foo\",\n",
" # auth_token=\"bar\",\n",
" # from_number=\"whatsapp: baz,\"\n",
")"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "1181041b",
"metadata": {},
"outputs": [],
"source": [
"twilio.run(\"hello world\", \"whatsapp: +16162904619\")"
]
}
],
"metadata": {

View File

@@ -7,7 +7,7 @@
"source": [
"# Zapier Natural Language Actions API\n",
"\\\n",
"Full docs here: https://nla.zapier.com/api/v1/docs\n",
"Full docs here: https://nla.zapier.com/start/\n",
"\n",
"**Zapier Natural Language Actions** gives you access to the 5k+ apps, 20k+ actions on Zapier's platform through a natural language API interface.\n",
"\n",
@@ -21,7 +21,7 @@
"\n",
"2. User-facing (Oauth): for production scenarios where you are deploying an end-user facing application and LangChain needs access to end-user's exposed actions and connected accounts on Zapier.com\n",
"\n",
"This quick start will focus on the server-side use case for brevity. Review [full docs](https://nla.zapier.com/api/v1/docs) or reach out to nla@zapier.com for user-facing oauth developer support.\n",
"This quick start will focus mostly on the server-side use case for brevity. Jump to [Example Using OAuth Access Token](#oauth) to see a short example how to set up Zapier for user-facing situations. Review [full docs](https://nla.zapier.com/start/) for full user-facing oauth developer support.\n",
"\n",
"This example goes over how to use the Zapier integration with a `SimpleSequentialChain`, then an `Agent`.\n",
"In code, below:"
@@ -39,7 +39,7 @@
"# get from https://platform.openai.com/\n",
"os.environ[\"OPENAI_API_KEY\"] = os.environ.get(\"OPENAI_API_KEY\", \"\")\n",
"\n",
"# get from https://nla.zapier.com/demo/provider/debug (under User Information, after logging in):\n",
"# get from https://nla.zapier.com/docs/authentication/ after logging in):\n",
"os.environ[\"ZAPIER_NLA_API_KEY\"] = os.environ.get(\"ZAPIER_NLA_API_KEY\", \"\")"
]
},
@@ -149,7 +149,7 @@
"id": "bcdea831",
"metadata": {},
"source": [
"# Example with SimpleSequentialChain\n",
"## Example with SimpleSequentialChain\n",
"If you need more explicit control, use a chain, like below."
]
},
@@ -323,12 +323,34 @@
]
},
{
"cell_type": "code",
"execution_count": null,
"cell_type": "markdown",
"id": "09ff954e-45f2-4595-92ea-91627abde4a0",
"metadata": {},
"source": [
"## <a id=\"oauth\">Example Using OAuth Access Token</a>\n",
"The below snippet shows how to initialize the wrapper with a procured OAuth access token. Note the argument being passed in as opposed to setting an environment variable. Review the [authentication docs](https://nla.zapier.com/docs/authentication/#oauth-credentials) for full user-facing oauth developer support.\n",
"\n",
"The developer is tasked with handling the OAuth handshaking to procure and refresh the access token."
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "7c6835c8",
"metadata": {},
"outputs": [],
"source": []
"source": [
"llm = OpenAI(temperature=0)\n",
"zapier = ZapierNLAWrapper(zapier_nla_oauth_access_token='<fill in access token here>')\n",
"toolkit = ZapierToolkit.from_zapier_nla_wrapper(zapier)\n",
"agent = initialize_agent(\n",
" toolkit.get_tools(), llm, agent=AgentType.ZERO_SHOT_REACT_DESCRIPTION, verbose=True\n",
")\n",
"\n",
"agent.run(\n",
" \"Summarize the last email I received regarding Silicon Valley Bank. Send the summary to the #test-zapier channel in slack.\"\n",
")"
]
}
],
"metadata": {

View File

@@ -0,0 +1,73 @@
# Streamlit
> **[Streamlit](https://streamlit.io/) is a faster way to build and share data apps.**
> Streamlit turns data scripts into shareable web apps in minutes. All in pure Python. No frontend experience required.
> See more examples at [streamlit.io/generative-ai](https://streamlit.io/generative-ai).
[![Open in GitHub Codespaces](https://github.com/codespaces/badge.svg)](https://codespaces.new/langchain-ai/streamlit-agent?quickstart=1)
In this guide we will demonstrate how to use `StreamlitCallbackHandler` to display the thoughts and actions of an agent in an
interactive Streamlit app. Try it out with the running app below using the [MRKL agent](/docs/modules/agents/how_to/mrkl/):
<iframe loading="lazy" src="https://mrkl-minimal.streamlit.app/?embed=true&embed_options=light_theme"
style={{ width: 100 + '%', border: 'none', marginBottom: 1 + 'rem', height: 600 }}
allow="camera;clipboard-read;clipboard-write;"
></iframe>
## Installation and Setup
```bash
pip install langchain streamlit
```
You can run `streamlit hello` to load a sample app and validate your install succeeded. See full instructions in Streamlit's
[Getting started documentation](https://docs.streamlit.io/library/get-started).
## Display thoughts and actions
To create a `StreamlitCallbackHandler`, you just need to provide a parent container to render the output.
```python
from langchain.callbacks import StreamlitCallbackHandler
import streamlit as st
st_callback = StreamlitCallbackHandler(st.container())
```
Additional keyword arguments to customize the display behavior are described in the
[API reference](https://api.python.langchain.com/en/latest/modules/callbacks.html#langchain.callbacks.StreamlitCallbackHandler).
### Scenario 1: Using an Agent with Tools
The primary supported use case today is visualizing the actions of an Agent with Tools (or Agent Executor). You can create an
agent in your Streamlit app and simply pass the `StreamlitCallbackHandler` to `agent.run()` in order to visualize the
thoughts and actions live in your app.
```python
from langchain.llms import OpenAI
from langchain.agents import AgentType, initialize_agent, load_tools
from langchain.callbacks import StreamlitCallbackHandler
import streamlit as st
llm = OpenAI(temperature=0, streaming=True)
tools = load_tools(["ddg-search"])
agent = initialize_agent(
tools, llm, agent=AgentType.ZERO_SHOT_REACT_DESCRIPTION, verbose=True
)
if prompt := st.chat_input():
st.chat_message("user").write(prompt)
with st.chat_message("assistant"):
st_callback = StreamlitCallbackHandler(st.container())
response = agent.run(prompt, callbacks=[st_callback])
st.write(response)
```
**Note:** You will need to set `OPENAI_API_KEY` for the above app code to run successfully.
The easiest way to do this is via [Streamlit secrets.toml](https://docs.streamlit.io/library/advanced-features/secrets-management),
or any other local ENV management tool.
### Additional scenarios
Currently `StreamlitCallbackHandler` is geared towards use with a LangChain Agent Executor. Support for additional agent types,
use directly with Chains, etc will be added in the future.

View File

@@ -71,11 +71,13 @@
"import numpy as np\n",
"\n",
"from langchain.schema import BaseRetriever\n",
"from langchain.callbacks.manager import AsyncCallbackManagerForRetrieverRun, CallbackManagerForRetrieverRun\n",
"from langchain.utilities import GoogleSerperAPIWrapper\n",
"from langchain.embeddings import OpenAIEmbeddings\n",
"from langchain.chat_models import ChatOpenAI\n",
"from langchain.llms import OpenAI\n",
"from langchain.schema import Document"
"from langchain.schema import Document\n",
"from typing import Any"
]
},
{
@@ -97,11 +99,16 @@
" def __init__(self, search):\n",
" self.search = search\n",
"\n",
" def get_relevant_documents(self, query: str):\n",
" def _get_relevant_documents(self, query: str, *, run_manager: CallbackManagerForRetrieverRun, **kwargs: Any) -> List[Document]:\n",
" return [Document(page_content=self.search.run(query))]\n",
"\n",
" async def aget_relevant_documents(self, query: str):\n",
" raise NotImplemented\n",
" async def _aget_relevant_documents(self,\n",
" query: str,\n",
" *,\n",
" run_manager: AsyncCallbackManagerForRetrieverRun,\n",
" **kwargs: Any,\n",
" ) -> List[Document]:\n",
" raise NotImplementedError()\n",
"\n",
"\n",
"retriever = SerperSearchRetriever(GoogleSerperAPIWrapper())"

View File

@@ -0,0 +1,302 @@
{
"cells": [
{
"cell_type": "markdown",
"id": "d2777010",
"metadata": {},
"source": [
"# HugeGraph QA Chain\n",
"\n",
"This notebook shows how to use LLMs to provide a natural language interface to [HugeGraph](https://hugegraph.apache.org/cn/) database."
]
},
{
"cell_type": "markdown",
"id": "f26dcbe4",
"metadata": {},
"source": [
"You will need to have a running HugeGraph instance.\n",
"You can run a local docker container by running the executing the following script:\n",
"\n",
"```\n",
"docker run \\\n",
" --name=graph \\\n",
" -itd \\\n",
" -p 8080:8080 \\\n",
" hugegraph/hugegraph\n",
"```\n",
"\n",
"If we want to connect HugeGraph in the application, we need to install python sdk:\n",
"\n",
"```\n",
"pip3 install hugegraph-python\n",
"```"
]
},
{
"cell_type": "markdown",
"id": "d64a29f1",
"metadata": {},
"source": [
"If you are using the docker container, you need to wait a couple of second for the database to start, and then we need create schema and write graph data for the database."
]
},
{
"cell_type": "code",
"execution_count": 13,
"id": "e53ab93e",
"metadata": {},
"outputs": [],
"source": [
"from hugegraph.connection import PyHugeGraph\n",
"\n",
"client = PyHugeGraph(\"localhost\", \"8080\", user=\"admin\", pwd=\"admin\", graph=\"hugegraph\")"
]
},
{
"cell_type": "markdown",
"id": "b7c3a50e",
"metadata": {},
"source": [
"First, we create the schema for a simple movie database:"
]
},
{
"cell_type": "code",
"execution_count": 4,
"id": "ef5372a8",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"'create EdgeLabel success, Detail: \"b\\'{\"id\":1,\"name\":\"ActedIn\",\"source_label\":\"Person\",\"target_label\":\"Movie\",\"frequency\":\"SINGLE\",\"sort_keys\":[],\"nullable_keys\":[],\"index_labels\":[],\"properties\":[],\"status\":\"CREATED\",\"ttl\":0,\"enable_label_index\":true,\"user_data\":{\"~create_time\":\"2023-07-04 10:48:47.908\"}}\\'\"'"
]
},
"execution_count": 4,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"\"\"\"schema\"\"\"\n",
"schema = client.schema()\n",
"schema.propertyKey(\"name\").asText().ifNotExist().create()\n",
"schema.propertyKey(\"birthDate\").asText().ifNotExist().create()\n",
"schema.vertexLabel(\"Person\").properties(\"name\", \"birthDate\").usePrimaryKeyId().primaryKeys(\"name\").ifNotExist().create()\n",
"schema.vertexLabel(\"Movie\").properties(\"name\").usePrimaryKeyId().primaryKeys(\"name\").ifNotExist().create()\n",
"schema.edgeLabel(\"ActedIn\").sourceLabel(\"Person\").targetLabel(\"Movie\").ifNotExist().create()"
]
},
{
"cell_type": "markdown",
"id": "016f7989",
"metadata": {},
"source": [
"Then we can insert some data."
]
},
{
"cell_type": "code",
"execution_count": 26,
"id": "b7f4c370",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"1:Robert De Niro--ActedIn-->2:The Godfather Part II"
]
},
"execution_count": 26,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"\"\"\"graph\"\"\"\n",
"g = client.graph()\n",
"g.addVertex(\"Person\", {\"name\": \"Al Pacino\", \"birthDate\": \"1940-04-25\"})\n",
"g.addVertex(\"Person\", {\"name\": \"Robert De Niro\", \"birthDate\": \"1943-08-17\"})\n",
"g.addVertex(\"Movie\", {\"name\": \"The Godfather\"})\n",
"g.addVertex(\"Movie\", {\"name\": \"The Godfather Part II\"})\n",
"g.addVertex(\"Movie\", {\"name\": \"The Godfather Coda The Death of Michael Corleone\"})\n",
"\n",
"g.addEdge(\"ActedIn\", \"1:Al Pacino\", \"2:The Godfather\", {})\n",
"g.addEdge(\"ActedIn\", \"1:Al Pacino\", \"2:The Godfather Part II\", {})\n",
"g.addEdge(\"ActedIn\", \"1:Al Pacino\", \"2:The Godfather Coda The Death of Michael Corleone\", {})\n",
"g.addEdge(\"ActedIn\", \"1:Robert De Niro\", \"2:The Godfather Part II\", {})"
]
},
{
"cell_type": "markdown",
"id": "5b8f7788",
"metadata": {},
"source": [
"## Creating `HugeGraphQAChain`\n",
"\n",
"We can now create the `HugeGraph` and `HugeGraphQAChain`. To create the `HugeGraph` we simply need to pass the database object to the `HugeGraph` constructor."
]
},
{
"cell_type": "code",
"execution_count": 27,
"id": "f1f68fcf",
"metadata": {
"is_executing": true
},
"outputs": [],
"source": [
"from langchain.chat_models import ChatOpenAI\n",
"from langchain.chains import HugeGraphQAChain\n",
"from langchain.graphs import HugeGraph"
]
},
{
"cell_type": "code",
"execution_count": 28,
"id": "b86ebfa7",
"metadata": {},
"outputs": [],
"source": [
"graph = HugeGraph(\n",
" username=\"admin\",\n",
" password=\"admin\",\n",
" address=\"localhost\",\n",
" port=8080,\n",
" graph=\"hugegraph\"\n",
")"
]
},
{
"cell_type": "markdown",
"id": "e262540b",
"metadata": {},
"source": [
"## Refresh graph schema information\n",
"\n",
"If the schema of database changes, you can refresh the schema information needed to generate Gremlin statements."
]
},
{
"cell_type": "code",
"execution_count": 29,
"id": "134dd8d6",
"metadata": {},
"outputs": [],
"source": [
"# graph.refresh_schema()"
]
},
{
"cell_type": "code",
"execution_count": 30,
"id": "e78b8e72",
"metadata": {
"ExecuteTime": {}
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Node properties: [name: Person, primary_keys: ['name'], properties: ['name', 'birthDate'], name: Movie, primary_keys: ['name'], properties: ['name']]\n",
"Edge properties: [name: ActedIn, properties: []]\n",
"Relationships: ['Person--ActedIn-->Movie']\n",
"\n"
]
}
],
"source": [
"print(graph.get_schema)"
]
},
{
"cell_type": "markdown",
"id": "5c27e813",
"metadata": {},
"source": [
"## Querying the graph\n",
"\n",
"We can now use the graph Gremlin QA chain to ask question of the graph"
]
},
{
"cell_type": "code",
"execution_count": 31,
"id": "3b23dead",
"metadata": {},
"outputs": [],
"source": [
"chain = HugeGraphQAChain.from_llm(\n",
" ChatOpenAI(temperature=0), graph=graph, verbose=True\n",
")"
]
},
{
"cell_type": "code",
"execution_count": 32,
"id": "76aecc93",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"\n",
"\n",
"\u001b[1m> Entering new chain...\u001b[0m\n",
"Generated gremlin:\n",
"\u001b[32;1m\u001b[1;3mg.V().has('Movie', 'name', 'The Godfather').in('ActedIn').valueMap(true)\u001b[0m\n",
"Full Context:\n",
"\u001b[32;1m\u001b[1;3m[{'id': '1:Al Pacino', 'label': 'Person', 'name': ['Al Pacino'], 'birthDate': ['1940-04-25']}]\u001b[0m\n",
"\n",
"\u001b[1m> Finished chain.\u001b[0m\n"
]
},
{
"data": {
"text/plain": [
"'Al Pacino played in The Godfather.'"
]
},
"execution_count": 32,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"chain.run(\"Who played in The Godfather?\")"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "869f0258",
"metadata": {},
"outputs": [],
"source": []
}
],
"metadata": {
"kernelspec": {
"display_name": "venv",
"language": "python",
"name": "venv"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.11.3"
}
},
"nbformat": 4,
"nbformat_minor": 5
}

View File

@@ -0,0 +1,300 @@
{
"cells": [
{
"cell_type": "markdown",
"id": "c94240f5",
"metadata": {},
"source": [
"# GraphSparqlQAChain\n",
"\n",
"Graph databases are an excellent choice for applications based on network-like models. To standardize the syntax and semantics of such graphs, the W3C recommends Semantic Web Technologies, cp. [Semantic Web](https://www.w3.org/standards/semanticweb/). [SPARQL](https://www.w3.org/TR/sparql11-query/) serves as a query language analogously to SQL or Cypher for these graphs. This notebook demonstrates the application of LLMs as a natural language interface to a graph database by generating SPARQL.\\\n",
"Disclaimer: To date, SPARQL query generation via LLMs is still a bit unstable. Be especially careful with UPDATE queries, which alter the graph."
]
},
{
"cell_type": "markdown",
"id": "dbc0ee68",
"metadata": {},
"source": [
"There are several sources you can run queries against, including files on the web, files you have available locally, SPARQL endpoints, e.g., [Wikidata](https://www.wikidata.org/wiki/Wikidata:Main_Page), and [triple stores](https://www.w3.org/wiki/LargeTripleStores)."
]
},
{
"cell_type": "code",
"execution_count": 1,
"id": "62812aad",
"metadata": {
"pycharm": {
"is_executing": true
}
},
"outputs": [],
"source": [
"from langchain.chat_models import ChatOpenAI\n",
"from langchain.chains import GraphSparqlQAChain\n",
"from langchain.graphs import RdfGraph"
]
},
{
"cell_type": "code",
"execution_count": 8,
"id": "0928915d",
"metadata": {
"pycharm": {
"is_executing": true
}
},
"outputs": [],
"source": [
"graph = RdfGraph(\n",
" source_file=\"http://www.w3.org/People/Berners-Lee/card\",\n",
" standard=\"rdf\",\n",
" local_copy=\"test.ttl\",\n",
")"
]
},
{
"cell_type": "markdown",
"source": [
"Note that providing a `local_file` is necessary for storing changes locally if the source is read-only."
],
"metadata": {
"collapsed": false
}
},
{
"cell_type": "markdown",
"id": "58c1a8ea",
"metadata": {},
"source": [
"## Refresh graph schema information\n",
"If the schema of the database changes, you can refresh the schema information needed to generate SPARQL queries."
]
},
{
"cell_type": "code",
"execution_count": 9,
"id": "4e3de44f",
"metadata": {
"pycharm": {
"is_executing": true
}
},
"outputs": [],
"source": [
"graph.load_schema()"
]
},
{
"cell_type": "code",
"execution_count": 10,
"id": "1fe76ccd",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"In the following, each IRI is followed by the local name and optionally its description in parentheses. \n",
"The RDF graph supports the following node types:\n",
"<http://xmlns.com/foaf/0.1/PersonalProfileDocument> (PersonalProfileDocument, None), <http://www.w3.org/ns/auth/cert#RSAPublicKey> (RSAPublicKey, None), <http://www.w3.org/2000/10/swap/pim/contact#Male> (Male, None), <http://xmlns.com/foaf/0.1/Person> (Person, None), <http://www.w3.org/2006/vcard/ns#Work> (Work, None)\n",
"The RDF graph supports the following relationships:\n",
"<http://www.w3.org/2000/01/rdf-schema#seeAlso> (seeAlso, None), <http://purl.org/dc/elements/1.1/title> (title, None), <http://xmlns.com/foaf/0.1/mbox_sha1sum> (mbox_sha1sum, None), <http://xmlns.com/foaf/0.1/maker> (maker, None), <http://www.w3.org/ns/solid/terms#oidcIssuer> (oidcIssuer, None), <http://www.w3.org/2000/10/swap/pim/contact#publicHomePage> (publicHomePage, None), <http://xmlns.com/foaf/0.1/openid> (openid, None), <http://www.w3.org/ns/pim/space#storage> (storage, None), <http://xmlns.com/foaf/0.1/name> (name, None), <http://www.w3.org/2000/10/swap/pim/contact#country> (country, None), <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> (type, None), <http://www.w3.org/ns/solid/terms#profileHighlightColor> (profileHighlightColor, None), <http://www.w3.org/ns/pim/space#preferencesFile> (preferencesFile, None), <http://www.w3.org/2000/01/rdf-schema#label> (label, None), <http://www.w3.org/ns/auth/cert#modulus> (modulus, None), <http://www.w3.org/2000/10/swap/pim/contact#participant> (participant, None), <http://www.w3.org/2000/10/swap/pim/contact#street2> (street2, None), <http://www.w3.org/2006/vcard/ns#locality> (locality, None), <http://xmlns.com/foaf/0.1/nick> (nick, None), <http://xmlns.com/foaf/0.1/homepage> (homepage, None), <http://creativecommons.org/ns#license> (license, None), <http://xmlns.com/foaf/0.1/givenname> (givenname, None), <http://www.w3.org/2006/vcard/ns#street-address> (street-address, None), <http://www.w3.org/2006/vcard/ns#postal-code> (postal-code, None), <http://www.w3.org/2000/10/swap/pim/contact#street> (street, None), <http://www.w3.org/2003/01/geo/wgs84_pos#lat> (lat, None), <http://xmlns.com/foaf/0.1/primaryTopic> (primaryTopic, None), <http://www.w3.org/2006/vcard/ns#fn> (fn, None), <http://www.w3.org/2003/01/geo/wgs84_pos#location> (location, None), <http://usefulinc.com/ns/doap#developer> (developer, None), <http://www.w3.org/2000/10/swap/pim/contact#city> (city, None), <http://www.w3.org/2006/vcard/ns#region> (region, None), <http://xmlns.com/foaf/0.1/member> (member, None), <http://www.w3.org/2003/01/geo/wgs84_pos#long> (long, None), <http://www.w3.org/2000/10/swap/pim/contact#address> (address, None), <http://xmlns.com/foaf/0.1/family_name> (family_name, None), <http://xmlns.com/foaf/0.1/account> (account, None), <http://xmlns.com/foaf/0.1/workplaceHomepage> (workplaceHomepage, None), <http://purl.org/dc/terms/title> (title, None), <http://www.w3.org/ns/solid/terms#publicTypeIndex> (publicTypeIndex, None), <http://www.w3.org/2000/10/swap/pim/contact#office> (office, None), <http://www.w3.org/2000/10/swap/pim/contact#homePage> (homePage, None), <http://xmlns.com/foaf/0.1/mbox> (mbox, None), <http://www.w3.org/2000/10/swap/pim/contact#preferredURI> (preferredURI, None), <http://www.w3.org/ns/solid/terms#profileBackgroundColor> (profileBackgroundColor, None), <http://schema.org/owns> (owns, None), <http://xmlns.com/foaf/0.1/based_near> (based_near, None), <http://www.w3.org/2006/vcard/ns#hasAddress> (hasAddress, None), <http://xmlns.com/foaf/0.1/img> (img, None), <http://www.w3.org/2000/10/swap/pim/contact#assistant> (assistant, None), <http://xmlns.com/foaf/0.1/title> (title, None), <http://www.w3.org/ns/auth/cert#key> (key, None), <http://www.w3.org/ns/ldp#inbox> (inbox, None), <http://www.w3.org/ns/solid/terms#editableProfile> (editableProfile, None), <http://www.w3.org/2000/10/swap/pim/contact#postalCode> (postalCode, None), <http://xmlns.com/foaf/0.1/weblog> (weblog, None), <http://www.w3.org/ns/auth/cert#exponent> (exponent, None), <http://rdfs.org/sioc/ns#avatar> (avatar, None)\n",
"\n"
]
}
],
"source": [
"graph.get_schema"
]
},
{
"cell_type": "markdown",
"id": "68a3c677",
"metadata": {},
"source": [
"## Querying the graph\n",
"\n",
"Now, you can use the graph SPARQL QA chain to ask questions about the graph."
]
},
{
"cell_type": "code",
"execution_count": 11,
"id": "7476ce98",
"metadata": {
"pycharm": {
"is_executing": true
}
},
"outputs": [],
"source": [
"chain = GraphSparqlQAChain.from_llm(\n",
" ChatOpenAI(temperature=0), graph=graph, verbose=True\n",
")"
]
},
{
"cell_type": "code",
"execution_count": 12,
"id": "ef8ee27b",
"metadata": {
"pycharm": {
"is_executing": true
}
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"\n",
"\n",
"\u001B[1m> Entering new GraphSparqlQAChain chain...\u001B[0m\n",
"Identified intent:\n",
"\u001B[32;1m\u001B[1;3mSELECT\u001B[0m\n",
"Generated SPARQL:\n",
"\u001B[32;1m\u001B[1;3mPREFIX foaf: <http://xmlns.com/foaf/0.1/>\n",
"SELECT ?homepage\n",
"WHERE {\n",
" ?person foaf:name \"Tim Berners-Lee\" .\n",
" ?person foaf:workplaceHomepage ?homepage .\n",
"}\u001B[0m\n",
"Full Context:\n",
"\u001B[32;1m\u001B[1;3m[]\u001B[0m\n",
"\n",
"\u001B[1m> Finished chain.\u001B[0m\n"
]
},
{
"data": {
"text/plain": [
"\"Tim Berners-Lee's work homepage is http://www.w3.org/People/Berners-Lee/.\""
]
},
"execution_count": 12,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"chain.run(\"What is Tim Berners-Lee's work homepage?\")"
]
},
{
"cell_type": "markdown",
"id": "af4b3294",
"metadata": {},
"source": [
"## Updating the graph\n",
"\n",
"Analogously, you can update the graph, i.e., insert triples, using natural language."
]
},
{
"cell_type": "code",
"execution_count": 14,
"id": "fdf38841",
"metadata": {
"pycharm": {
"is_executing": true
}
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"\n",
"\n",
"\u001B[1m> Entering new GraphSparqlQAChain chain...\u001B[0m\n",
"Identified intent:\n",
"\u001B[32;1m\u001B[1;3mUPDATE\u001B[0m\n",
"Generated SPARQL:\n",
"\u001B[32;1m\u001B[1;3mPREFIX foaf: <http://xmlns.com/foaf/0.1/>\n",
"INSERT {\n",
" ?person foaf:workplaceHomepage <http://www.w3.org/foo/bar/> .\n",
"}\n",
"WHERE {\n",
" ?person foaf:name \"Timothy Berners-Lee\" .\n",
"}\u001B[0m\n",
"\n",
"\u001B[1m> Finished chain.\u001B[0m\n"
]
},
{
"data": {
"text/plain": [
"'Successfully inserted triples into the graph.'"
]
},
"execution_count": 14,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"chain.run(\"Save that the person with the name 'Timothy Berners-Lee' has a work homepage at 'http://www.w3.org/foo/bar/'\")"
]
},
{
"cell_type": "markdown",
"id": "5e0f7fc1",
"metadata": {},
"source": [
"Let's verify the results:"
]
},
{
"cell_type": "code",
"execution_count": 15,
"id": "f874171b",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"[(rdflib.term.URIRef('https://www.w3.org/'),),\n",
" (rdflib.term.URIRef('http://www.w3.org/foo/bar/'),)]"
]
},
"execution_count": 15,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"query = (\n",
" \"\"\"PREFIX foaf: <http://xmlns.com/foaf/0.1/>\\n\"\"\"\n",
" \"\"\"SELECT ?hp\\n\"\"\"\n",
" \"\"\"WHERE {\\n\"\"\"\n",
" \"\"\" ?person foaf:name \"Timothy Berners-Lee\" . \\n\"\"\"\n",
" \"\"\" ?person foaf:workplaceHomepage ?hp .\\n\"\"\"\n",
" \"\"\"}\"\"\"\n",
")\n",
"graph.query(query)"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "lc",
"language": "python",
"name": "lc"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.11.4"
}
},
"nbformat": 4,
"nbformat_minor": 5
}

View File

@@ -0,0 +1,245 @@
{
"cells": [
{
"cell_type": "markdown",
"id": "e734b314",
"metadata": {},
"source": [
"# OpenAPI calls with OpenAI functions\n",
"\n",
"In this notebook we'll show how to create a chain that automatically makes calls to an API based only on an OpenAPI spec. Under the hood, we're parsing the OpenAPI spec into a JSON schema that the OpenAI functions API can handle. This allows ChatGPT to automatically select and populate the relevant API call to make for any user input. Using the output of ChatGPT we then make the actual API call, and return the result."
]
},
{
"cell_type": "code",
"execution_count": 1,
"id": "555661b5",
"metadata": {},
"outputs": [],
"source": [
"from langchain.chains.openai_functions.openapi import get_openapi_chain"
]
},
{
"cell_type": "markdown",
"id": "a95f510a",
"metadata": {},
"source": [
"## Query Klarna"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "08e19b64",
"metadata": {},
"outputs": [],
"source": [
"chain = get_openapi_chain(\"https://www.klarna.com/us/shopping/public/openai/v0/api-docs/\")"
]
},
{
"cell_type": "code",
"execution_count": 3,
"id": "3959f866",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"{'products': [{'name': \"Tommy Hilfiger Men's Short Sleeve Button-Down Shirt\",\n",
" 'url': 'https://www.klarna.com/us/shopping/pl/cl10001/3204878580/Clothing/Tommy-Hilfiger-Men-s-Short-Sleeve-Button-Down-Shirt/?utm_source=openai&ref-site=openai_plugin',\n",
" 'price': '$26.78',\n",
" 'attributes': ['Material:Linen,Cotton',\n",
" 'Target Group:Man',\n",
" 'Color:Gray,Pink,White,Blue,Beige,Black,Turquoise',\n",
" 'Size:S,XL,M,XXL']},\n",
" {'name': \"Van Heusen Men's Long Sleeve Button-Down Shirt\",\n",
" 'url': 'https://www.klarna.com/us/shopping/pl/cl10001/3201809514/Clothing/Van-Heusen-Men-s-Long-Sleeve-Button-Down-Shirt/?utm_source=openai&ref-site=openai_plugin',\n",
" 'price': '$18.89',\n",
" 'attributes': ['Material:Cotton',\n",
" 'Target Group:Man',\n",
" 'Color:Red,Gray,White,Blue',\n",
" 'Size:XL,XXL']},\n",
" {'name': 'Brixton Bowery Flannel Shirt',\n",
" 'url': 'https://www.klarna.com/us/shopping/pl/cl10001/3202331096/Clothing/Brixton-Bowery-Flannel-Shirt/?utm_source=openai&ref-site=openai_plugin',\n",
" 'price': '$34.48',\n",
" 'attributes': ['Material:Cotton',\n",
" 'Target Group:Man',\n",
" 'Color:Gray,Blue,Black,Orange',\n",
" 'Size:XL,3XL,4XL,5XL,L,M,XXL']},\n",
" {'name': 'Cubavera Four Pocket Guayabera Shirt',\n",
" 'url': 'https://www.klarna.com/us/shopping/pl/cl10001/3202055522/Clothing/Cubavera-Four-Pocket-Guayabera-Shirt/?utm_source=openai&ref-site=openai_plugin',\n",
" 'price': '$23.22',\n",
" 'attributes': ['Material:Polyester,Cotton',\n",
" 'Target Group:Man',\n",
" 'Color:Red,White,Blue,Black',\n",
" 'Size:S,XL,L,M,XXL']},\n",
" {'name': 'Theory Sylvain Shirt - Eclipse',\n",
" 'url': 'https://www.klarna.com/us/shopping/pl/cl10001/3202028254/Clothing/Theory-Sylvain-Shirt-Eclipse/?utm_source=openai&ref-site=openai_plugin',\n",
" 'price': '$86.01',\n",
" 'attributes': ['Material:Polyester,Cotton',\n",
" 'Target Group:Man',\n",
" 'Color:Blue',\n",
" 'Size:S,XL,XS,L,M,XXL']}]}"
]
},
"execution_count": 3,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"chain.run(\"What are some options for a men's large blue button down shirt\")"
]
},
{
"cell_type": "markdown",
"id": "6f648c77",
"metadata": {},
"source": [
"## Query a translation service\n",
"\n",
"Additionally, see the request payload by setting `verbose=True`"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "bf6cd695",
"metadata": {},
"outputs": [],
"source": [
"chain = get_openapi_chain(\"https://api.speak.com/openapi.yaml\", verbose=True)"
]
},
{
"cell_type": "code",
"execution_count": 10,
"id": "1ba51609",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"\n",
"\n",
"\u001b[1m> Entering new chain...\u001b[0m\n",
"\n",
"\n",
"\u001b[1m> Entering new chain...\u001b[0m\n",
"Prompt after formatting:\n",
"\u001b[32;1m\u001b[1;3mHuman: Use the provided API's to respond to this user query:\n",
"\n",
"How would you say no thanks in Russian\u001b[0m\n",
"\n",
"\u001b[1m> Finished chain.\u001b[0m\n",
"\n",
"\n",
"\u001b[1m> Entering new chain...\u001b[0m\n",
"Calling endpoint \u001b[32;1m\u001b[1;3mtranslate\u001b[0m with arguments:\n",
"\u001b[32;1m\u001b[1;3m{\n",
" \"json\": {\n",
" \"phrase_to_translate\": \"no thanks\",\n",
" \"learning_language\": \"russian\",\n",
" \"native_language\": \"english\",\n",
" \"additional_context\": \"\",\n",
" \"full_query\": \"How would you say no thanks in Russian\"\n",
" }\n",
"}\u001b[0m\n",
"\u001b[1m> Finished chain.\u001b[0m\n",
"\n",
"\u001b[1m> Finished chain.\u001b[0m\n"
]
},
{
"data": {
"text/plain": [
"{'explanation': '<translation language=\"Russian\">\\nНет, спасибо. (Net, spasibo)\\n</translation>\\n\\n<alternatives>\\n1. \"Нет, я в порядке\" *(Neutral/Formal - Can be used in professional settings or formal situations.)*\\n2. \"Нет, спасибо, я откажусь\" *(Formal - Can be used in polite settings, such as a fancy dinner with colleagues or acquaintances.)*\\n3. \"Не надо\" *(Informal - Can be used in informal situations, such as declining an offer from a friend.)*\\n</alternatives>\\n\\n<example-convo language=\"Russian\">\\n<context>Max is being offered a cigarette at a party.</context>\\n* Sasha: \"Хочешь покурить?\"\\n* Max: \"Нет, спасибо. Я бросил.\"\\n* Sasha: \"Окей, понятно.\"\\n</example-convo>\\n\\n*[Report an issue or leave feedback](https://speak.com/chatgpt?rid=noczaa460do8yqs8xjun6zdm})*',\n",
" 'extra_response_instructions': 'Use all information in the API response and fully render all Markdown.\\nAlways end your response with a link to report an issue or leave feedback on the plugin.'}"
]
},
"execution_count": 10,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"chain.run(\"How would you say no thanks in Russian\")"
]
},
{
"cell_type": "markdown",
"id": "4923a291",
"metadata": {},
"source": [
"## Query XKCD"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "a9198f62",
"metadata": {
"scrolled": true
},
"outputs": [],
"source": [
"chain = get_openapi_chain(\"https://gist.githubusercontent.com/roaldnefs/053e505b2b7a807290908fe9aa3e1f00/raw/0a212622ebfef501163f91e23803552411ed00e4/openapi.yaml\")"
]
},
{
"cell_type": "code",
"execution_count": 7,
"id": "3110c398",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"{'month': '6',\n",
" 'num': 2793,\n",
" 'link': '',\n",
" 'year': '2023',\n",
" 'news': '',\n",
" 'safe_title': 'Garden Path Sentence',\n",
" 'transcript': '',\n",
" 'alt': 'Arboretum Owner Denied Standing in Garden Path Suit on Grounds Grounds Appealing Appealing',\n",
" 'img': 'https://imgs.xkcd.com/comics/garden_path_sentence.png',\n",
" 'title': 'Garden Path Sentence',\n",
" 'day': '23'}"
]
},
"execution_count": 7,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"chain.run(\"What's today's comic?\")"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "venv",
"language": "python",
"name": "venv"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.11.3"
}
},
"nbformat": 4,
"nbformat_minor": 5
}

View File

@@ -134,7 +134,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.16"
"version": "3.10.6"
}
},
"nbformat": 4,

View File

@@ -0,0 +1,164 @@
{
"cells": [
{
"cell_type": "markdown",
"id": "3dd292b1-9a73-4ea8-af19-5fa6e3c1a62a",
"metadata": {},
"source": [
"# Brave Search\n",
"\n",
"\n",
">[Brave Search](https://en.wikipedia.org/wiki/Brave_Search) is a search engine developed by Brave Software.\n",
"> - `Brave Search` uses its own web index. As of May 2022, it covered over 10 billion pages and was used to serve 92% \n",
"> of search results without relying on any third-parties, with the remainder being retrieved \n",
"> server-side from the Bing API or (on an opt-in basis) client-side from Google. According \n",
"> to Brave, the index was kept \"intentionally smaller than that of Google or Bing\" in order to \n",
"> help avoid spam and other low-quality content, with the disadvantage that \"Brave Search is \n",
"> not yet as good as Google in recovering long-tail queries.\"\n",
">- `Brave Search Premium`: As of April 2023 Brave Search is an ad-free website, but it will \n",
"> eventually switch to a new model that will include ads and premium users will get an ad-free experience.\n",
"> User data including IP addresses won't be collected from its users by default. A premium account \n",
"> will be required for opt-in data-collection.\n"
]
},
{
"cell_type": "markdown",
"id": "26f0888e-3f3e-4b82-ac4a-2df6feeccbe0",
"metadata": {},
"source": [
"## Installation and Setup\n",
"\n",
"To get access to the Brave Search API, you need to [create an account and get an API key](https://api.search.brave.com/app/dashboard).\n"
]
},
{
"cell_type": "code",
"execution_count": 12,
"id": "d7d7be09-58bd-47d7-bf1b-33964564f777",
"metadata": {},
"outputs": [],
"source": [
"api_key = \"...\""
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "b3ac92df-6ff0-4dbb-b32b-a7dc140c48ef",
"metadata": {},
"outputs": [],
"source": [
"from langchain.document_loaders import BraveSearchLoader"
]
},
{
"cell_type": "markdown",
"id": "7f483caf-58ef-4138-975a-5b783559dc1b",
"metadata": {},
"source": [
"## Example"
]
},
{
"cell_type": "code",
"execution_count": 6,
"id": "766634cf-3bc7-4656-939a-cafa218807a6",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"3"
]
},
"execution_count": 6,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"loader = BraveSearchLoader(query=\"obama middle name\", api_key=api_key, search_kwargs={\"count\": 3})\n",
"docs = loader.load()\n",
"len(docs)"
]
},
{
"cell_type": "code",
"execution_count": 11,
"id": "f1fcc9f1-cbdc-46b3-89d3-80311d557dc6",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"[{'title': \"Obama's Middle Name -- My Last Name -- is 'Hussein.' So?\",\n",
" 'link': 'https://www.cair.com/cair_in_the_news/obamas-middle-name-my-last-name-is-hussein-so/'},\n",
" {'title': \"What's up with Obama's middle name? - Quora\",\n",
" 'link': 'https://www.quora.com/Whats-up-with-Obamas-middle-name'},\n",
" {'title': 'Barack Obama | Biography, Parents, Education, Presidency, Books, ...',\n",
" 'link': 'https://www.britannica.com/biography/Barack-Obama'}]"
]
},
"execution_count": 11,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"[doc.metadata for doc in docs]"
]
},
{
"cell_type": "code",
"execution_count": 10,
"id": "601bfd77-03d3-468e-843f-2523d5e215bd",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"['I wasnt sure whether to laugh or cry a few days back listening to radio talk show host Bill Cunningham repeatedly scream Barack <strong>Obama</strong><strong>s</strong> <strong>middle</strong> <strong>name</strong> — my last <strong>name</strong> — as if he had anti-Muslim Tourettes. “Hussein,” Cunningham hissed like he was beckoning Satan when shouting the ...',\n",
" 'Answer (1 of 15): A better question would be, “Whats up with <strong>Obama</strong>s first <strong>name</strong>?” President Barack Hussein <strong>Obama</strong>s fathers <strong>name</strong> was Barack Hussein <strong>Obama</strong>. He was <strong>named</strong> after his father. Hussein, <strong>Obama</strong><strong>s</strong> <strong>middle</strong> <strong>name</strong>, is a very common Arabic <strong>name</strong>, meaning &quot;good,&quot; &quot;handsome,&quot; or ...',\n",
" 'Barack <strong>Obama</strong>, in full Barack Hussein <strong>Obama</strong> II, (born August 4, 1961, Honolulu, Hawaii, U.S.), 44th president of the United States (200917) and the first African American to hold the office. Before winning the presidency, <strong>Obama</strong> represented Illinois in the U.S.']"
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