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{
lib,
buildPythonPackage,
dos2unix,
fetchPypi,
fetchpatch2,
numpy,
pytestCheckHook,
setuptools,
}:
buildPythonPackage rec {
pname = "numexpr";
version = "2.10.1";
pyproject = true;
src = fetchPypi {
inherit pname version;
hash = "sha256-m7qZ01SmXxoAiri4fwfYRATGaOZrq2JN9ba1NzQDz4E=";
};
patches = [
(fetchpatch2 {
# https://github.com/pydata/numexpr/pull/491
name = "fix-test.patch";
url = "https://github.com/pydata/numexpr/commit/2c7bb85e117147570db5619ed299497a42af9f54.patch";
hash = "sha256-cv2logZ8dKeWNB5+bPmPfpfiWaV7k8+2sE9lZa+dUsA=";
})
];
prePatch = ''
dos2unix numexpr/tests/test_numexpr.py
'';
# patch for compatibility with numpy < 2.0
# see more details, https://numpy.org/devdocs/numpy_2_0_migration_guide.html#c-api-changes
postPatch = ''
substituteInPlace pyproject.toml \
--replace-fail "numpy>=2.0.0" "numpy"
sed -i "1i#define PyDataType_SET_ELSIZE(descr, elsize)" numexpr/interpreter.cpp
sed -i "1i#define PyDataType_ELSIZE(descr) ((descr)->elsize)" numexpr/interpreter.cpp
'';
nativeBuildInputs = [ dos2unix ];
build-system = [
setuptools
numpy
];
dependencies = [ numpy ];
preBuild = ''
# Remove existing site.cfg, use the one we built for numpy
ln -s ${numpy.cfg} site.cfg
'';
nativeCheckInputs = [ pytestCheckHook ];
preCheck = ''
pushd $out
'';
postCheck = ''
popd
'';
disabledTests = [
# fails on computers with more than 8 threads
# https://github.com/pydata/numexpr/issues/479
"test_numexpr_max_threads_empty_string"
"test_omp_num_threads_empty_string"
];
pythonImportsCheck = [ "numexpr" ];
meta = with lib; {
description = "Fast numerical array expression evaluator for NumPy";
homepage = "https://github.com/pydata/numexpr";
license = licenses.mit;
maintainers = [ ];
};
}
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