Merge pull request #317142 from natsukium/langfuse/init

{

  lib,

  buildPythonPackage,

  fetchFromGitHub,

  backoff,

  httpx,

  idna,

  langchain,

  llama-index,

  openai,

  packaging,

  poetry-core,

  pydantic,

  pythonRelaxDepsHook,

  wrapt,

}:

buildPythonPackage rec {

  pname = "langfuse";

  version = "2.33.1";

  pyproject = true;

  src = fetchFromGitHub {

    owner = "langfuse";

    repo = "langfuse-python";

    rev = "refs/tags/v${version}";

    hash = "sha256-ZPCL3Xle4qEw2pNIcja252meep26W/RbVEk2suzywYI=";

  };

  build-system = [ poetry-core ];

  nativeBuildInputs = [ pythonRelaxDepsHook ];

  pythonRelaxDeps = [ "packaging" ];

  dependencies = [

    backoff

    httpx

    idna

    packaging

    pydantic

    wrapt

  ];

  optional-dependencies = {

    langchain = [ langchain ];

    llama-index = [ llama-index ];

    openai = [ openai ];

  };

  pythonImportsCheck = [ "langfuse" ];

  # tests require network access and openai api key

  doCheck = false;

  meta = {

    description = "Instrument your LLM app with decorators or low-level SDK and get detailed tracing/observability";

    homepage = "https://github.com/langfuse/langfuse-python";

    changelog = "https://github.com/langfuse/langfuse-python/releases/tag/${src.rev}";

    license = lib.licenses.mit;

    maintainers = with lib.maintainers; [ natsukium ];

  };

}

  langdetect = callPackage ../development/python-modules/langdetect { };

  langfuse = callPackage ../development/python-modules/langfuse { };

  langid = callPackage ../development/python-modules/langid { };

  langsmith = callPackage ../development/python-modules/langsmith { };