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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
PYTHON_COMPAT=( python3_{6..9} )
PYTHON_REQ_USE="threads(+)"
FORTRAN_NEEDED=lapack
DISTUTILS_USE_SETUPTOOLS=rdepend
inherit distutils-r1 flag-o-matic fortran-2 multiprocessing toolchain-funcs
DOC_PV="1.16.4"
DESCRIPTION="Fast array and numerical python library"
HOMEPAGE="https://www.numpy.org"
SRC_URI="
mirror://pypi/${PN:0:1}/${PN}/${P}.zip
doc? (
https://numpy.org/doc/$(ver_cut 1-2 ${DOC_PV})/numpy-html.zip -> numpy-html-${DOC_PV}.zip
https://numpy.org/doc/$(ver_cut 1-2 ${DOC_PV})/numpy-ref.pdf -> numpy-ref-${DOC_PV}.pdf
https://numpy.org/doc/$(ver_cut 1-2 ${DOC_PV})/numpy-user.pdf -> numpy-user-${DOC_PV}.pdf
)"
LICENSE="BSD"
SLOT="0"
KEYWORDS="~alpha amd64 arm arm64 hppa ~ia64 ~mips ppc ppc64 ~riscv ~s390 ~sparc x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~x64-solaris ~x86-solaris"
IUSE="doc lapack"
RDEPEND="
lapack? (
>=virtual/cblas-3.8
>=virtual/lapack-3.8
)
"
BDEPEND="
${RDEPEND}
app-arch/unzip
>=dev-python/cython-0.29.21[${PYTHON_USEDEP}]
lapack? ( virtual/pkgconfig )
test? (
>=dev-python/hypothesis-5.8.0[${PYTHON_USEDEP}]
>=dev-python/pytz-2019.3[${PYTHON_USEDEP}]
>=dev-python/cffi-1.14.0[${PYTHON_USEDEP}]
)
"
PATCHES=(
"${FILESDIR}"/${PN}-1.17.4-no-hardcode-blasv2.patch
)
distutils_enable_tests pytest
src_unpack() {
default
if use doc; then
unzip -qo "${DISTDIR}"/numpy-html-${DOC_PV}.zip -d html || die
fi
}
python_prepare_all() {
if use lapack; then
local incdir="${EPREFIX}"/usr/include
local libdir="${EPREFIX}"/usr/$(get_libdir)
cat >> site.cfg <<-EOF || die
[blas]
include_dirs = ${incdir}
library_dirs = ${libdir}
blas_libs = cblas,blas
[lapack]
library_dirs = ${libdir}
lapack_libs = lapack
EOF
else
export {ATLAS,PTATLAS,BLAS,LAPACK,MKL}=None
fi
export CC="$(tc-getCC) ${CFLAGS}"
append-flags -fno-strict-aliasing
# See progress in http://projects.scipy.org/scipy/numpy/ticket/573
# with the subtle difference that we don't want to break Darwin where
# -shared is not a valid linker argument
if [[ ${CHOST} != *-darwin* ]]; then
append-ldflags -shared
fi
# only one fortran to link with:
# linking with cblas and lapack library will force
# autodetecting and linking to all available fortran compilers
append-fflags -fPIC
if use lapack; then
NUMPY_FCONFIG="config_fc --noopt --noarch"
# workaround bug 335908
[[ $(tc-getFC) == *gfortran* ]] && NUMPY_FCONFIG+=" --fcompiler=gnu95"
fi
# don't version f2py, we will handle it.
sed -i -e '/f2py_exe/s: + os\.path.*$::' numpy/f2py/setup.py || die
# disable fuzzed tests
find numpy/*/tests -name '*.py' -exec sed -i \
-e 's:def \(.*_fuzz\):def _\1:' {} + || die
# very memory- and disk-hungry
sed -i -e 's:test_large_zip:_&:' numpy/lib/tests/test_io.py || die
distutils-r1_python_prepare_all
}
python_compile() {
export MAKEOPTS=-j1 #660754
distutils-r1_python_compile ${NUMPY_FCONFIG}
}
python_test() {
distutils_install_for_testing --single-version-externally-managed \
--record "${TMPDIR}/record.txt" ${NUMPY_FCONFIG}
cd "${TMPDIR}" || die
"${EPYTHON}" -c "
import numpy, sys
r = numpy.test(label='full', verbose=3)
sys.exit(0 if r else 1)" || die "Tests fail with ${EPYTHON}"
}
python_install() {
# https://github.com/numpy/numpy/issues/16005
local mydistutilsargs=( build_src )
distutils-r1_python_install ${NUMPY_FCONFIG}
python_optimize
}
python_install_all() {
local DOCS=( LICENSE.txt README.md THANKS.txt )
if use doc; then
local HTML_DOCS=( "${WORKDIR}"/html/. )
DOCS+=( "${DISTDIR}"/${PN}-{user,ref}-${DOC_PV}.pdf )
fi
distutils-r1_python_install_all
}
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