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{ lib
, config
, stdenv
, buildPythonPackage
, fetchPypi
# build-system
, cmake
, ninja
, pathspec
, pyproject-metadata
, scikit-build-core
# dependencies
, llvmPackages
, numpy
, scipy
, pythonOlder
# optionals
, cffi
, dask
, pandas
, pyarrow
, scikit-learn
# optionals: gpu
, boost
, ocl-icd
, opencl-headers
, gpuSupport ? stdenv.isLinux && !cudaSupport
, cudaSupport ? config.cudaSupport
, cudaPackages
}:
assert gpuSupport -> cudaSupport != true;
assert cudaSupport -> gpuSupport != true;
buildPythonPackage rec {
pname = "lightgbm";
version = "4.2.0";
pyproject = true;
disabled = pythonOlder "3.7";
src = fetchPypi {
inherit pname version;
hash = "sha256-ik0FHfKrIhiZihb3cS6EPunpbYsJ/7/MGFM9oSfg2gI=";
};
nativeBuildInputs = [
cmake
ninja
pathspec
pyproject-metadata
scikit-build-core
] ++ lib.optionals cudaSupport [
cudaPackages.cuda_nvcc
];
dontUseCmakeConfigure = true;
buildInputs = (lib.optionals stdenv.cc.isClang [
llvmPackages.openmp
]) ++ (lib.optionals gpuSupport [
boost
ocl-icd
opencl-headers
]) ++ lib.optionals cudaSupport [
cudaPackages.cuda_nvcc
cudaPackages.cuda_cudart
];
propagatedBuildInputs = [
numpy
scipy
];
pypaBuildFlags = lib.optionals gpuSupport [
"--config-setting=cmake.define.USE_GPU=ON"
] ++ lib.optionals cudaSupport [
"--config-setting=cmake.define.USE_CUDA=ON"
];
postConfigure = ''
export HOME=$(mktemp -d)
'';
passthru.optional-dependencies = {
arrow = [
cffi
pyarrow
];
dask = [
dask
pandas
] ++ dask.optional-dependencies.array
++ dask.optional-dependencies.dataframe
++ dask.optional-dependencies.distributed;
pandas = [
pandas
];
scikit-learn = [
scikit-learn
];
};
# The pypi package doesn't distribute the tests from the GitHub
# repository. It contains c++ tests which don't seem to wired up to
# `make check`.
doCheck = false;
pythonImportsCheck = [
"lightgbm"
];
meta = {
description = "A fast, distributed, high performance gradient boosting (GBDT, GBRT, GBM or MART) framework";
homepage = "https://github.com/Microsoft/LightGBM";
changelog = "https://github.com/microsoft/LightGBM/releases/tag/v${version}";
license = lib.licenses.mit;
maintainers = with lib.maintainers; [ teh ];
};
}
|
