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{ lib
, bash
, buildPythonPackage
, fetchFromGitHub
, pythonOlder
, poetry-core
, aiohttp
, async-timeout
, dataclasses-json
, jsonpatch
, langsmith
, langchain-core
, langchain-community
, langchain-text-splitters
, numpy
, pydantic
, pyyaml
, requests
, sqlalchemy
, tenacity
# optional dependencies
, azure-core
, azure-cosmos
, azure-identity
, chardet
, clarifai
, cohere
, esprima
, huggingface-hub
, lark
, manifest-ml
, nlpcloud
, openai
, qdrant-client
, sentence-transformers
, tiktoken
, torch
, transformers
, typer
# test dependencies
, freezegun
, pandas
, pytest-asyncio
, pytest-mock
, pytest-socket
, pytestCheckHook
, requests-mock
, responses
, syrupy
, toml
}:
buildPythonPackage rec {
pname = "langchain";
version = "0.1.11";
pyproject = true;
disabled = pythonOlder "3.8";
src = fetchFromGitHub {
owner = "langchain-ai";
repo = "langchain";
rev = "refs/tags/v${version}";
hash = "sha256-I7H8W85WJCt8Dkep5UvFRVuhJS8uAeg0xF9mNPZwm2g=";
};
sourceRoot = "${src.name}/libs/langchain";
nativeBuildInputs = [
poetry-core
];
buildInputs = [
bash
];
propagatedBuildInputs = [
aiohttp
dataclasses-json
jsonpatch
langchain-community
langchain-core
langchain-text-splitters
langsmith
numpy
pydantic
pyyaml
requests
sqlalchemy
tenacity
] ++ lib.optionals (pythonOlder "3.11") [
async-timeout
];
passthru.optional-dependencies = {
llms = [
clarifai
cohere
openai
# openlm
nlpcloud
huggingface-hub
manifest-ml
torch
transformers
];
qdrant = [
qdrant-client
];
openai = [
openai
tiktoken
];
text_helpers = [
chardet
];
clarifai = [
clarifai
];
cohere = [
cohere
];
docarray = [
# docarray
];
embeddings = [
sentence-transformers
];
javascript = [
esprima
];
azure = [
azure-identity
azure-cosmos
openai
azure-core
# azure-ai-formrecognizer
# azure-ai-vision
# azure-cognitiveservices-speech
# azure-search-documents
# azure-ai-textanalytics
];
all = [
];
cli = [
typer
];
};
nativeCheckInputs = [
freezegun
lark
pandas
pytest-asyncio
pytest-mock
pytest-socket
pytestCheckHook
requests-mock
responses
syrupy
toml
];
pytestFlagsArray = [
# integration_tests have many network, db access and require `OPENAI_API_KEY`, etc.
"tests/unit_tests"
"--only-core"
];
disabledTests = [
# these tests have db access
"test_table_info"
"test_sql_database_run"
# these tests have network access
"test_socket_disabled"
# this test may require a specific version of langchain-community
"test_compatible_vectorstore_documentation"
];
pythonImportsCheck = [
"langchain"
];
meta = with lib; {
description = "Building applications with LLMs through composability";
mainProgram = "langchain-server";
homepage = "https://github.com/langchain-ai/langchain";
changelog = "https://github.com/langchain-ai/langchain/releases/tag/v${version}";
license = licenses.mit;
maintainers = with maintainers; [ natsukium ];
};
}
|