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# Copyright 2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
PYTHON_COMPAT=( python3_{7..9} )
DISTUTILS_USE_SETUPTOOLS=no
inherit distutils-r1
DESCRIPTION="Machine learning library for Python"
HOMEPAGE="https://scikit-learn.org/stable/"
SRC_URI="https://github.com/scikit-learn/scikit-learn/archive/${PV}.tar.gz -> ${P}.tar.gz"
LICENSE="BSD"
SLOT="0"
KEYWORDS="~amd64 ~arm64 ~ppc64 ~x86"
IUSE="examples"
DEPEND="
virtual/blas:=
virtual/cblas:=
"
RDEPEND="
${DEPEND}
dev-python/wheel[${PYTHON_USEDEP}]
dev-python/cython[${PYTHON_USEDEP}]
dev-python/joblib[${PYTHON_USEDEP}]
dev-python/numpy[${PYTHON_USEDEP}]
dev-python/scipy[${PYTHON_USEDEP}]
dev-python/threadpoolctl[${PYTHON_USEDEP}]
"
distutils_enable_tests pytest
python_prepare_all() {
# scikits-learn now uses the horrible numpy.distutils automagic
export SCIPY_FCONFIG="config_fc --noopt --noarch"
# remove bundled cblas
rm -rf sklearn/src || die "failed to remove bundled cblas"
distutils-r1_python_prepare_all
}
python_compile() {
distutils-r1_python_compile ${SCIPY_FCONFIG}
}
python_test() {
distutils_install_for_testing ${SCIPY_FCONFIG}
pushd "${TEST_DIR}/lib" >/dev/null || die
pytest -vv || die "testing failed with ${EPYTHON}"
popd >/dev/null || die
}
python_install() {
distutils-r1_python_install ${SCIPY_FCONFIG}
}
python_install_all() {
find "${S}" -name \*LICENSE.txt -delete
distutils-r1_python_install_all
if use examples; then
dodoc -r examples
fi
}
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