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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=6
PYTHON_COMPAT=( python3_{6,7} )
PYTHON_REQ_USE="threads(+)"
inherit distutils-r1 flag-o-matic
DESCRIPTION="Fast numerical array expression evaluator for Python and NumPy"
HOMEPAGE="https://github.com/pydata/numexpr"
SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
LICENSE="MIT"
SLOT="0"
KEYWORDS="amd64 x86 ~amd64-linux ~x86-linux"
IUSE="mkl"
RDEPEND="
>=dev-python/numpy-1.6[${PYTHON_USEDEP}]
mkl? ( sci-libs/mkl )"
DEPEND="${RDEPEND}
dev-python/setuptools[${PYTHON_USEDEP}]"
python_prepare_all() {
# TODO: mkl can be used but it fails for me
# only works with mkl in tree. newer mkl will use pkgconfig
if use mkl; then
use amd64 && local ext="_lp64"
cat > site.cfg <<- _EOF_ || die
[mkl]
library_dirs = ${MKLROOT}/lib/em64t
include_dirs = ${MKLROOT}/include
mkl_libs = mkl_solver${ext}, mkl_intel${ext}, \
mkl_intel_thread, mkl_core, iomp5
_EOF_
fi
distutils-r1_python_prepare_all
}
python_compile() {
if ! python_is_python3; then
local -x CFLAGS="${CFLAGS}"
append-cflags -fno-strict-aliasing
fi
distutils-r1_python_compile
}
python_test() {
pushd "${BUILD_DIR}"/lib >/dev/null || die
"${EPYTHON}" \
-c "import sys,numexpr;sys.exit(0 if numexpr.test().wasSuccessful() else 1)" \
|| die
pushd >/dev/null || die
}
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