nixpkgs/pkgs/development/python-modules/ctranslate2/default.nix

92 lines
2.1 KiB
Nix

{
lib,
buildPythonPackage,
# build-system
pybind11,
setuptools,
# dependencies
ctranslate2-cpp,
numpy,
pyyaml,
# tests
pytestCheckHook,
torch,
transformers,
wurlitzer,
}:
buildPythonPackage rec {
inherit (ctranslate2-cpp) pname version src;
format = "setuptools";
# https://github.com/OpenNMT/CTranslate2/tree/master/python
sourceRoot = "${src.name}/python";
nativeBuildInputs = [
pybind11
setuptools
];
buildInputs = [ ctranslate2-cpp ];
propagatedBuildInputs = [
numpy
pyyaml
];
pythonImportsCheck = [
# https://opennmt.net/CTranslate2/python/overview.html
"ctranslate2"
"ctranslate2.converters"
"ctranslate2.models"
"ctranslate2.specs"
];
nativeCheckInputs = [
pytestCheckHook
torch
transformers
wurlitzer
];
preCheck = ''
# run tests against build result, not sources
rm -rf ctranslate2
export HOME=$TMPDIR
'';
disabledTests = [
# AssertionError: assert 'int8' in {'float32'}
"test_get_supported_compute_types"
# Tensorflow (tf) not available in Python 3.12 yet
# To remove when https://github.com/NixOS/nixpkgs/pull/325224 is fixed
"test_opennmt_tf_model_conversion"
"test_opennmt_tf_model_quantization"
"test_opennmt_tf_model_conversion_invalid_vocab"
"test_opennmt_tf_model_conversion_invalid_dir"
"test_opennmt_tf_shared_embeddings_conversion"
"test_opennmt_tf_postnorm_transformer_conversion"
"test_opennmt_tf_gpt_conversion"
"test_opennmt_tf_multi_features"
];
disabledTestPaths = [
# TODO: ModuleNotFoundError: No module named 'opennmt'
"tests/test_opennmt_tf.py"
# OSError: We couldn't connect to 'https://huggingface.co' to load this file
"tests/test_transformers.py"
];
meta = with lib; {
description = "Fast inference engine for Transformer models";
homepage = "https://github.com/OpenNMT/CTranslate2";
changelog = "https://github.com/OpenNMT/CTranslate2/blob/${src.rev}/CHANGELOG.md";
license = licenses.mit;
maintainers = with maintainers; [ hexa ];
};
}