107 lines
2.8 KiB
Bash
107 lines
2.8 KiB
Bash
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# Copyright 1999-2019 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=6
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PYTHON_COMPAT=( python2_7 python3_{5,6} )
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inherit distutils-r1 flag-o-matic
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MYPN="${PN/scikits_/scikit-}"
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MYP="${MYPN}-${PV}"
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DESCRIPTION="Python modules for machine learning and data mining"
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HOMEPAGE="https://scikit-learn.org"
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SRC_URI="mirror://pypi/${MYPN:0:1}/${MYPN}/${MYP}.tar.gz"
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LICENSE="BSD"
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SLOT="0"
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KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
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IUSE="examples test"
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# tried to unbundle virtual/python-funcsigs, funcsigs, odict
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# but it is a large mess to maintain
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RDEPEND="
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dev-python/matplotlib[${PYTHON_USEDEP}]
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dev-python/nose[${PYTHON_USEDEP}]
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dev-python/numpy[lapack,${PYTHON_USEDEP}]
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sci-libs/scikits[${PYTHON_USEDEP}]
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sci-libs/scipy[${PYTHON_USEDEP}]
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virtual/blas:=
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virtual/cblas:=
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"
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DEPEND="
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dev-python/cython[${PYTHON_USEDEP}]
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dev-python/numpy[lapack,${PYTHON_USEDEP}]
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dev-python/setuptools[${PYTHON_USEDEP}]
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sci-libs/scipy[${PYTHON_USEDEP}]
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virtual/blas:=
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virtual/cblas:=
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"
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S="${WORKDIR}/${MYP}"
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PATCHES=( "${FILESDIR}"/${PN}-0.18.1-system-cblas.patch )
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python_prepare_all() {
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# bug #397605
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[[ ${CHOST} == *-darwin* ]] \
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&& append-ldflags -bundle "-undefined dynamic_lookup" \
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|| append-ldflags -shared
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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 -r sklearn/src || die
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# commented out, since it is a mess to maintain
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# use system joblib
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#rm -r sklearn/externals/joblib || die
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#sed -i -e '/joblib/d' sklearn/externals/setup.py || die
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#for f in sklearn/{*/,}*.py; do
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# sed -r -e '/^from/s/(sklearn|\.|)\.externals\.joblib/joblib/' \
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# -e 's/from (sklearn|\.|)\.externals import/import/' -i $f || die
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#done
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# use system funcsigs and odict
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#rm sklearn/externals/funcsigs.py || die
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#rm sklearn/externals/odict.py || die
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#for f in sklearn/{utils/fixes.py,gaussian_process/{tests/test_,}kernels.py}; do
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# sed -r -e 's/from (sklearn|\.|)\.externals\.funcsigs/from funcsigs/' -i $f || die
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#done
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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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# doc builds and runs tests
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use doc && return
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distutils_install_for_testing ${SCIPY_FCONFIG}
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esetup.py install \
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--root="${T}/test-${EPYTHON}" \
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--no-compile ${SCIPY_FCONFIG}
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pushd "${T}/test-${EPYTHON}/$(python_get_sitedir)" || die > /dev/null
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JOBLIB_MULTIPROCESSING=2 SKLEARN_SKIP_NETWORK_TESTS=1 nosetests -v sklearn --exe || die
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popd > /dev/null
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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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docompress -x /usr/share/doc/${PF}/examples
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fi
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}
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