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authorSébastien Fabbro <bicatali@gentoo.org>2017-08-02 18:14:55 +0000
committerSébastien Fabbro <bicatali@gentoo.org>2017-08-03 17:33:04 +0000
commitbac12eae1c20a7fcc573094385b4315c7622a57c (patch)
tree5097b668babfa237e7386c58a729eeddc5653b15 /sci-libs
parentsci-libs/libsvm: add python-3.6, edited tools description, sub-slotted the li... (diff)
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sci-libs/scikits_learn: keep funcsigs and joblib bundled to avoid hair pulling
Package-Manager: Portage-2.3.6, Repoman-2.3.3
Diffstat (limited to 'sci-libs')
-rw-r--r--sci-libs/scikits_learn/scikits_learn-0.18.2-r1.ebuild123
1 files changed, 123 insertions, 0 deletions
diff --git a/sci-libs/scikits_learn/scikits_learn-0.18.2-r1.ebuild b/sci-libs/scikits_learn/scikits_learn-0.18.2-r1.ebuild
new file mode 100644
index 000000000000..339670ff4d3f
--- /dev/null
+++ b/sci-libs/scikits_learn/scikits_learn-0.18.2-r1.ebuild
@@ -0,0 +1,123 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PYTHON_COMPAT=( python2_7 python3_{4,5,6} )
+
+inherit distutils-r1 flag-o-matic
+
+MYPN="${PN/scikits_/scikit-}"
+MYP="${MYPN}-${PV}"
+
+DESCRIPTION="Python modules for machine learning and data mining"
+HOMEPAGE="http://scikit-learn.org"
+SRC_URI="mirror://pypi/${MYPN:0:1}/${MYPN}/${MYP}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
+IUSE="doc examples test"
+
+# tried to unbundle virtual/python-funcsigs, funcsigs, odict
+# but it is a large mess to maintain
+
+RDEPEND="
+ dev-python/matplotlib[${PYTHON_USEDEP}]
+ dev-python/nose[${PYTHON_USEDEP}]
+ dev-python/numpy[lapack,${PYTHON_USEDEP}]
+ sci-libs/scikits[${PYTHON_USEDEP}]
+ sci-libs/scipy[${PYTHON_USEDEP}]
+ virtual/blas:=
+ virtual/cblas:=
+"
+
+DEPEND="
+ dev-python/cython[${PYTHON_USEDEP}]
+ dev-python/numpy[lapack,${PYTHON_USEDEP}]
+ dev-python/setuptools[${PYTHON_USEDEP}]
+ sci-libs/scipy[${PYTHON_USEDEP}]
+ virtual/blas:=
+ virtual/cblas:=
+ doc? (
+ dev-python/matplotlib[${PYTHON_USEDEP}]
+ dev-python/sphinx[${PYTHON_USEDEP}]
+ )
+"
+
+S="${WORKDIR}/${MYP}"
+
+PATCHES=( "${FILESDIR}/${PN}-0.18.1-system-cblas.patch" )
+
+python_prepare_all() {
+ # bug #397605
+ [[ ${CHOST} == *-darwin* ]] \
+ && append-ldflags -bundle "-undefined dynamic_lookup" \
+ || append-ldflags -shared
+
+ # scikits-learn now uses the horrible numpy.distutils automagic
+ export SCIPY_FCONFIG="config_fc --noopt --noarch"
+
+ # remove bundled cblas
+ rm -r sklearn/src || die
+
+ # commented out, since it is a mess to maintain
+ # use system joblib
+ #rm -r sklearn/externals/joblib || die
+ #sed -i -e '/joblib/d' sklearn/externals/setup.py || die
+ #for f in sklearn/{*/,}*.py; do
+ # sed -r -e '/^from/s/(sklearn|\.|)\.externals\.joblib/joblib/' \
+ # -e 's/from (sklearn|\.|)\.externals import/import/' -i $f || die
+ #done
+
+ # use system funcsigs and odict
+ #rm sklearn/externals/funcsigs.py || die
+ #rm sklearn/externals/odict.py || die
+ #for f in sklearn/{utils/fixes.py,gaussian_process/{tests/test_,}kernels.py}; do
+ # sed -r -e 's/from (sklearn|\.|)\.externals\.funcsigs/from funcsigs/' -i $f || die
+ #done
+ distutils-r1_python_prepare_all
+}
+
+python_compile() {
+ distutils-r1_python_compile ${SCIPY_FCONFIG}
+}
+
+python_compile_all() {
+ if use doc; then
+ cd "${S}/doc" || die
+ local d="${BUILD_DIR}/lib"
+ ln -s \
+ "${S}"/sklearn/datasets/{data,descr,images} \
+ "${d}"/sklearn/datasets || die
+ VARTEXFONTS="${T}"/fonts \
+ MPLCONFIGDIR="${BUILD_DIR}" \
+ PYTHONPATH="${d}" \
+ emake html
+ rm -r "${d}"/sklearn/datasets/{data,descr,images} || die
+ fi
+}
+
+python_test() {
+ # doc builds and runs tests
+ use doc && return
+ distutils_install_for_testing ${SCIPY_FCONFIG}
+ esetup.py install \
+ --root="${T}/test-${EPYTHON}" \
+ --no-compile ${SCIPY_FCONFIG}
+ pushd "${T}/test-${EPYTHON}/$(python_get_sitedir)" || die > /dev/null
+ JOBLIB_MULTIPROCESSING=2 SKLEARN_SKIP_NETWORK_TESTS=1 nosetests -v sklearn --exe || die
+ popd > /dev/null
+}
+
+python_install() {
+ distutils-r1_python_install ${SCIPY_FCONFIG}
+}
+
+python_install_all() {
+ find "${S}" -name \*LICENSE.txt -delete
+ insinto /usr/share/doc/${PF}
+ use doc && doins -r doc/_build/html
+ use examples && doins -r examples
+ distutils-r1_python_install_all
+}