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{
lib,
stdenv,
fetchPypi,
python,
pythonAtLeast,
pythonOlder,
buildPythonPackage,
writeTextFile,
# build-system
cython,
gfortran,
meson-python,
mesonEmulatorHook,
pkg-config,
xcbuild,
# native dependencies
blas,
lapack,
# Reverse dependency
sage,
# tests
hypothesis,
pytest-xdist,
pytestCheckHook,
setuptools,
typing-extensions,
}:
assert (!blas.isILP64) && (!lapack.isILP64);
let
cfg = writeTextFile {
name = "site.cfg";
text = lib.generators.toINI { } {
${blas.implementation} = {
include_dirs = "${lib.getDev blas}/include:${lib.getDev lapack}/include";
library_dirs = "${blas}/lib:${lapack}/lib";
runtime_library_dirs = "${blas}/lib:${lapack}/lib";
libraries = "lapack,lapacke,blas,cblas";
};
lapack = {
include_dirs = "${lib.getDev lapack}/include";
library_dirs = "${lapack}/lib";
runtime_library_dirs = "${lapack}/lib";
};
blas = {
include_dirs = "${lib.getDev blas}/include";
library_dirs = "${blas}/lib";
runtime_library_dirs = "${blas}/lib";
};
};
};
in
buildPythonPackage rec {
pname = "numpy";
version = "2.0.0";
pyproject = true;
disabled = pythonOlder "3.10";
src = fetchPypi {
inherit pname version;
extension = "tar.gz";
hash = "sha256-z10cnmg3+K+fkra9PobVE83BH2D9YhhcxJ7H0aujSGQ=";
};
patches = lib.optionals python.hasDistutilsCxxPatch [
# We patch cpython/distutils to fix https://bugs.python.org/issue1222585
# Patching of numpy.distutils is needed to prevent it from undoing the
# patch to distutils.
./numpy-distutils-C++.patch
];
postPatch = ''
# remove needless reference to full Python path stored in built wheel
substituteInPlace numpy/meson.build \
--replace-fail 'py.full_path()' "'python'"
'';
build-system =
[
cython
gfortran
meson-python
pkg-config
]
++ lib.optionals stdenv.isDarwin [ xcbuild.xcrun ]
++ lib.optionals (!stdenv.buildPlatform.canExecute stdenv.hostPlatform) [ mesonEmulatorHook ];
# we default openblas to build with 64 threads
# if a machine has more than 64 threads, it will segfault
# see https://github.com/OpenMathLib/OpenBLAS/issues/2993
preConfigure = ''
sed -i 's/-faltivec//' numpy/distutils/system_info.py
export OMP_NUM_THREADS=$((NIX_BUILD_CORES > 64 ? 64 : NIX_BUILD_CORES))
'';
# HACK: copy mesonEmulatorHook's flags to the variable used by meson-python
postConfigure = ''
mesonFlags="$mesonFlags ''${mesonFlagsArray[@]}"
'';
buildInputs = [
blas
lapack
];
preBuild = ''
ln -s ${cfg} site.cfg
'';
enableParallelBuilding = true;
nativeCheckInputs = [
hypothesis
pytestCheckHook
pytest-xdist
setuptools
typing-extensions
];
preCheck = ''
pushd $out
'';
postCheck = ''
popd
'';
# https://github.com/numpy/numpy/blob/a277f6210739c11028f281b8495faf7da298dbef/numpy/_pytesttester.py#L180
pytestFlagsArray = [
"-m"
"not\\ slow" # fast test suite
];
disabledTests =
lib.optionals (pythonAtLeast "3.13") [
# https://github.com/numpy/numpy/issues/26713
"test_iter_refcount"
]
++ lib.optionals stdenv.isAarch32 [
# https://github.com/numpy/numpy/issues/24548
"test_impossible_feature_enable" # AssertionError: Failed to generate error
"test_features" # AssertionError: Failure Detection
"test_new_policy" # AssertionError: assert False
"test_identityless_reduction_huge_array" # ValueError: Maximum allowed dimension exceeded
"test_unary_spurious_fpexception" # AssertionError: Got warnings: [<warnings.WarningMessage object at 0xd1197430>]
"test_int" # AssertionError: selectedintkind(19): expected 16 but got -1
"test_real" # AssertionError: selectedrealkind(16): expected 10 but got -1
"test_quad_precision" # AssertionError: selectedrealkind(32): expected 16 but got -1
"test_big_arrays" # ValueError: array is too big; `arr.size * arr.dtype.itemsize` is larger tha...
"test_multinomial_pvals_float32" # Failed: DID NOT RAISE <class 'ValueError'>
]
++ lib.optionals (stdenv.isDarwin && stdenv.isx86_64) [
# AssertionError: (np.int64(0), np.longdouble('9.9999999999999994515e-21'), np.longdouble('3.9696755572509052902e+20'), 'arctanh')
"test_loss_of_precision"
];
passthru = {
# just for backwards compatibility
blas = blas.provider;
blasImplementation = blas.implementation;
inherit cfg;
tests = {
inherit sage;
};
};
meta = {
changelog = "https://github.com/numpy/numpy/releases/tag/v${version}";
description = "Scientific tools for Python";
homepage = "https://numpy.org/";
license = lib.licenses.bsd3;
};
}
|