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|
{
lib,
aiohttp,
async-timeout,
azure-core,
azure-cosmos,
azure-identity,
bash,
buildPythonPackage,
chardet,
clarifai,
cohere,
dataclasses-json,
esprima,
fetchFromGitHub,
freezegun,
huggingface-hub,
jsonpatch,
langchain-community,
langchain-core,
langchain-text-splitters,
langsmith,
lark,
manifest-ml,
nlpcloud,
numpy,
openai,
pandas,
poetry-core,
pydantic,
pytest-asyncio,
pytest-mock,
pytest-socket,
pytestCheckHook,
pythonOlder,
pyyaml,
qdrant-client,
requests-mock,
requests,
responses,
sentence-transformers,
sqlalchemy,
syrupy,
tenacity,
tiktoken,
toml,
torch,
transformers,
typer,
}:
buildPythonPackage rec {
pname = "langchain";
version = "0.1.16";
pyproject = true;
disabled = pythonOlder "3.8";
src = fetchFromGitHub {
owner = "langchain-ai";
repo = "langchain";
rev = "refs/tags/v${version}";
hash = "sha256-Xv8juma/1qGC2Rb659dJBvRzRh5W+zU+O8W6peElFGc=";
};
sourceRoot = "${src.name}/libs/langchain";
build-system = [ poetry-core ];
buildInputs = [ bash ];
dependencies = [
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 require network access, database access and require `OPENAI_API_KEY`, etc.
"tests/unit_tests"
"--only-core"
];
disabledTests = [
# These tests have database access
"test_table_info"
"test_sql_database_run"
# These tests have network access
"test_socket_disabled"
"test_openai_agent_with_streaming"
"test_openai_agent_tools_agent"
# This test may require a specific version of langchain-community
"test_compatible_vectorstore_documentation"
# AssertionErrors
"test_callback_handlers"
"test_generic_fake_chat_model"
];
pythonImportsCheck = [ "langchain" ];
meta = with lib; {
description = "Building applications with LLMs through composability";
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 ];
mainProgram = "langchain-server";
};
}
|
