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langchain[patch]: Fix create_retriever_tool missing on_retriever_end Document content (#16933)

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- **Description:** In create_retriever_tool create_tool, fix
create_retriever_tool's missing Document content for on_retriever_end,
caused by create_retriever_tool's missing callbacks parameter,
  - **Twitter handle:** @CailinWang_

---------

Co-authored-by: root <root@Bluedot-AI>
Co-authored-by: Bagatur <baskaryan@gmail.com>
This commit is contained in:
Cailin Wang 2024-02-09 05:18:43 +08:00 committed by GitHub
parent 3a22157d92
commit a210a8bc53
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1 changed files with 7 additions and 2 deletions
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9
libs/langchain/langchain/tools/retriever.py
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@ -1,6 +1,9 @@
from functools import partial
from typing import Optional
from langchain_core.callbacks.manager import (
Callbacks,
)
from langchain_core.prompts import BasePromptTemplate, PromptTemplate, format_document
from langchain_core.pydantic_v1 import BaseModel, Field
from langchain_core.retrievers import BaseRetriever
@ -19,8 +22,9 @@ def _get_relevant_documents(
retriever: BaseRetriever,
document_prompt: BasePromptTemplate,
document_separator: str,
callbacks: Callbacks = None,
) -> str:
docs = retriever.get_relevant_documents(query)
docs = retriever.get_relevant_documents(query, callbacks=callbacks)
return document_separator.join(
format_document(doc, document_prompt) for doc in docs
)
@ -31,8 +35,9 @@ async def _aget_relevant_documents(
retriever: BaseRetriever,
document_prompt: BasePromptTemplate,
document_separator: str,
callbacks: Callbacks = None,
) -> str:
docs = await retriever.aget_relevant_documents(query)
docs = await retriever.aget_relevant_documents(query, callbacks=callbacks)
return document_separator.join(
format_document(doc, document_prompt) for doc in docs
)