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# Copyright 2020 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=7
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PYTHON_COMPAT=( python3_{6..9} )
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DISTUTILS_USE_SETUPTOOLS=no
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inherit distutils-r1
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DESCRIPTION="Machine learning library for Python"
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HOMEPAGE="https://scikit-learn.org/stable/"
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SRC_URI="https://github.com/scikit-learn/scikit-learn/archive/${PV}.tar.gz -> ${P}.tar.gz"
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LICENSE="BSD"
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SLOT="0"
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KEYWORDS="~amd64 ~arm64 ~ppc64 ~x86"
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IUSE="examples"
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DEPEND="
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virtual/blas:=
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virtual/cblas:=
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"
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RDEPEND="
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${DEPEND}
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dev-python/wheel[${PYTHON_USEDEP}]
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dev-python/cython[${PYTHON_USEDEP}]
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dev-python/joblib[${PYTHON_USEDEP}]
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dev-python/numpy[${PYTHON_USEDEP}]
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dev-python/scipy[${PYTHON_USEDEP}]
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dev-python/threadpoolctl[${PYTHON_USEDEP}]
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"
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distutils_enable_tests pytest
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python_prepare_all() {
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# scikits-learn now uses the horrible numpy.distutils automagic
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export SCIPY_FCONFIG="config_fc --noopt --noarch"
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# remove bundled cblas
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rm -rf sklearn/src || die "failed to remove bundled cblas"
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distutils-r1_python_prepare_all
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}
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python_compile() {
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distutils-r1_python_compile ${SCIPY_FCONFIG}
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}
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python_test() {
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distutils_install_for_testing ${SCIPY_FCONFIG}
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pushd "${TEST_DIR}/lib" >/dev/null || die
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pytest -vv || die "testing failed with ${EPYTHON}"
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popd >/dev/null || die
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}
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python_install() {
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distutils-r1_python_install ${SCIPY_FCONFIG}
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}
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python_install_all() {
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find "${S}" -name \*LICENSE.txt -delete
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distutils-r1_python_install_all
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if use examples; then
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dodoc -r examples
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fi
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}
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