langchain/libs/community/tests/integration_tests/embeddings/test_self_hosted.py
Bagatur a0c2281540
infra: update mypy 1.10, ruff 0.5 (#23721)
```python
"""python scripts/update_mypy_ruff.py"""
import glob
import tomllib
from pathlib import Path

import toml
import subprocess
import re

ROOT_DIR = Path(__file__).parents[1]


def main():
    for path in glob.glob(str(ROOT_DIR / "libs/**/pyproject.toml"), recursive=True):
        print(path)
        with open(path, "rb") as f:
            pyproject = tomllib.load(f)
        try:
            pyproject["tool"]["poetry"]["group"]["typing"]["dependencies"]["mypy"] = (
                "^1.10"
            )
            pyproject["tool"]["poetry"]["group"]["lint"]["dependencies"]["ruff"] = (
                "^0.5"
            )
        except KeyError:
            continue
        with open(path, "w") as f:
            toml.dump(pyproject, f)
        cwd = "/".join(path.split("/")[:-1])
        completed = subprocess.run(
            "poetry lock --no-update; poetry install --with typing; poetry run mypy . --no-color",
            cwd=cwd,
            shell=True,
            capture_output=True,
            text=True,
        )
        logs = completed.stdout.split("\n")

        to_ignore = {}
        for l in logs:
            if re.match("^(.*)\:(\d+)\: error:.*\[(.*)\]", l):
                path, line_no, error_type = re.match(
                    "^(.*)\:(\d+)\: error:.*\[(.*)\]", l
                ).groups()
                if (path, line_no) in to_ignore:
                    to_ignore[(path, line_no)].append(error_type)
                else:
                    to_ignore[(path, line_no)] = [error_type]
        print(len(to_ignore))
        for (error_path, line_no), error_types in to_ignore.items():
            all_errors = ", ".join(error_types)
            full_path = f"{cwd}/{error_path}"
            try:
                with open(full_path, "r") as f:
                    file_lines = f.readlines()
            except FileNotFoundError:
                continue
            file_lines[int(line_no) - 1] = (
                file_lines[int(line_no) - 1][:-1] + f"  # type: ignore[{all_errors}]\n"
            )
            with open(full_path, "w") as f:
                f.write("".join(file_lines))

        subprocess.run(
            "poetry run ruff format .; poetry run ruff --select I --fix .",
            cwd=cwd,
            shell=True,
            capture_output=True,
            text=True,
        )


if __name__ == "__main__":
    main()

```
2024-07-03 10:33:27 -07:00

98 lines
3.2 KiB
Python

"""Test self-hosted embeddings."""
from typing import Any
from langchain_community.embeddings import (
SelfHostedEmbeddings,
SelfHostedHuggingFaceEmbeddings,
SelfHostedHuggingFaceInstructEmbeddings,
)
def get_remote_instance() -> Any:
"""Get remote instance for testing."""
import runhouse as rh
gpu = rh.cluster(name="rh-a10x", instance_type="A100:1", use_spot=False)
gpu.install_packages(["pip:./"])
return gpu
def test_self_hosted_huggingface_embedding_documents() -> None:
"""Test self-hosted huggingface embeddings."""
documents = ["foo bar"]
gpu = get_remote_instance()
embedding = SelfHostedHuggingFaceEmbeddings(hardware=gpu)
output = embedding.embed_documents(documents)
assert len(output) == 1
assert len(output[0]) == 768
def test_self_hosted_huggingface_embedding_query() -> None:
"""Test self-hosted huggingface embeddings."""
document = "foo bar"
gpu = get_remote_instance()
embedding = SelfHostedHuggingFaceEmbeddings(hardware=gpu)
output = embedding.embed_query(document)
assert len(output) == 768
def test_self_hosted_huggingface_instructor_embedding_documents() -> None:
"""Test self-hosted huggingface instruct embeddings."""
documents = ["foo bar"]
gpu = get_remote_instance()
embedding = SelfHostedHuggingFaceInstructEmbeddings(hardware=gpu)
output = embedding.embed_documents(documents)
assert len(output) == 1
assert len(output[0]) == 768
def test_self_hosted_huggingface_instructor_embedding_query() -> None:
"""Test self-hosted huggingface instruct embeddings."""
query = "foo bar"
gpu = get_remote_instance()
embedding = SelfHostedHuggingFaceInstructEmbeddings(hardware=gpu)
output = embedding.embed_query(query)
assert len(output) == 768
def get_pipeline() -> Any:
"""Get pipeline for testing."""
from transformers import AutoModelForCausalLM, AutoTokenizer, pipeline
model_id = "facebook/bart-base"
tokenizer = AutoTokenizer.from_pretrained(model_id)
model = AutoModelForCausalLM.from_pretrained(model_id)
return pipeline("feature-extraction", model=model, tokenizer=tokenizer)
def inference_fn(pipeline: Any, prompt: str) -> Any:
"""Inference function for testing."""
# Return last hidden state of the model
if isinstance(prompt, list):
return [emb[0][-1] for emb in pipeline(prompt)]
return pipeline(prompt)[0][-1]
def test_self_hosted_embedding_documents() -> None:
"""Test self-hosted huggingface instruct embeddings."""
documents = ["foo bar"] * 2
gpu = get_remote_instance()
embedding = SelfHostedEmbeddings( # type: ignore[call-arg]
model_load_fn=get_pipeline, hardware=gpu, inference_fn=inference_fn
)
output = embedding.embed_documents(documents)
assert len(output) == 2
assert len(output[0]) == 50265
def test_self_hosted_embedding_query() -> None:
"""Test self-hosted custom embeddings."""
query = "foo bar"
gpu = get_remote_instance()
embedding = SelfHostedEmbeddings( # type: ignore[call-arg]
model_load_fn=get_pipeline, hardware=gpu, inference_fn=inference_fn
)
output = embedding.embed_query(query)
assert len(output) == 50265