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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
DISTUTILS_EXT=1
DISTUTILS_USE_PEP517=meson-python
PYTHON_COMPAT=( python3_{10..13} pypy3 )
PYTHON_REQ_USE="threads(+)"
FORTRAN_NEEDED=lapack
inherit distutils-r1 flag-o-matic fortran-2 pypi
DESCRIPTION="Fast array and numerical python library"
HOMEPAGE="
https://numpy.org/
https://github.com/numpy/numpy/
https://pypi.org/project/numpy/
"
LICENSE="BSD"
SLOT="0/2"
KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86"
# +lapack because the internal fallbacks are pretty slow. Building without blas
# is barely supported anyway, see bug #914358.
IUSE="+lapack"
RDEPEND="
lapack? (
>=virtual/cblas-3.8
>=virtual/lapack-3.8
)
"
BDEPEND="
${RDEPEND}
>=dev-build/meson-1.1.0
>=dev-python/cython-3.0.6[${PYTHON_USEDEP}]
lapack? (
virtual/pkgconfig
)
test? (
$(python_gen_cond_dep '
>=dev-python/cffi-1.14.0[${PYTHON_USEDEP}]
' 'python*')
dev-python/charset-normalizer[${PYTHON_USEDEP}]
>=dev-python/hypothesis-5.8.0[${PYTHON_USEDEP}]
>=dev-python/pytz-2019.3[${PYTHON_USEDEP}]
)
"
EPYTEST_XDIST=1
distutils_enable_tests pytest
python_prepare_all() {
# bug #922457
filter-lto
# https://github.com/numpy/numpy/issues/25004
append-flags -fno-strict-aliasing
distutils-r1_python_prepare_all
}
python_configure_all() {
DISTUTILS_ARGS=(
-Dallow-noblas=$(usex !lapack true false)
-Dblas=$(usev lapack cblas)
-Dlapack=$(usev lapack lapack)
# TODO: cpu-* options
)
}
python_test() {
local EPYTEST_DESELECT=(
# Very disk-and-memory-hungry
lib/tests/test_io.py::TestSaveTxt::test_large_zip
lib/tests/test_io.py::TestSavezLoad::test_closing_fid
lib/tests/test_io.py::TestSavezLoad::test_closing_zipfile_after_load
# Precision problems
_core/tests/test_umath_accuracy.py::TestAccuracy::test_validate_transcendentals
# Runs the whole test suite recursively, that's just crazy
core/tests/test_mem_policy.py::test_new_policy
typing/tests/test_typing.py
# Uses huge amount of memory
core/tests/test_mem_overlap.py
'core/tests/test_multiarray.py::TestDot::test_huge_vectordot[complex128]'
)
if [[ $(uname -m) == armv8l ]]; then
# Degenerate case of arm32 chroot on arm64, bug #774108
EPYTEST_DESELECT+=(
core/tests/test_cpu_features.py::Test_ARM_Features::test_features
)
fi
case ${EPYTHON} in
python3.13)
EPYTEST_DESELECT+=(
_core/tests/test_nditer.py::test_iter_refcount
_core/tests/test_limited_api.py::test_limited_api
f2py/tests/test_f2py2e.py::test_gh22819_cli
)
;&
python3.12)
EPYTEST_DESELECT+=(
# flaky
f2py/tests/test_crackfortran.py
f2py/tests/test_data.py::TestData::test_crackedlines
f2py/tests/test_data.py::TestDataF77::test_crackedlines
f2py/tests/test_f2py2e.py::test_gen_pyf
)
;;
esac
if ! has_version -b "~${CATEGORY}/${P}[${PYTHON_USEDEP}]" ; then
# depends on importing numpy.random from system namespace
EPYTEST_DESELECT+=(
'random/tests/test_extending.py::test_cython'
)
fi
rm -rf numpy || die
local -x PYTEST_DISABLE_PLUGIN_AUTOLOAD=1
epytest --pyargs numpy
}
python_install_all() {
local DOCS=( LICENSE.txt README.md THANKS.txt )
distutils-r1_python_install_all
}
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