dev-python/pandas: Force -j1 to avoid miscompilation

Closes: https://bugs.gentoo.org/774654
Signed-off-by: Michał Górny <mgorny@gentoo.org>

1 files changed, 190 insertions, 0 deletions

diff --git a/dev-python/pandas/pandas-1.2.3-r1.ebuild b/dev-python/pandas/pandas-1.2.3-r1.ebuild
new file mode 100644
index 000000000000..a79b5b1c18ca
--- /dev/null
+++ b/dev-python/pandas/pandas-1.2.3-r1.ebuild
@@ -0,0 +1,190 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{7..9} )
+PYTHON_REQ_USE="threads(+)"
+
+VIRTUALX_REQUIRED="manual"
+
+inherit distutils-r1 flag-o-matic multiprocessing optfeature virtualx
+
+DESCRIPTION="Powerful data structures for data analysis and statistics"
+HOMEPAGE="https://pandas.pydata.org/"
+SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P/_/}.tar.gz"
+S="${WORKDIR}/${P/_/}"
+
+SLOT="0"
+LICENSE="BSD"
+KEYWORDS="~amd64 ~arm ~arm64 ~x86"
+IUSE="doc full-support minimal test X"
+RESTRICT="!test? ( test )"
+
+RECOMMENDED_DEPEND="
+	>=dev-python/bottleneck-1.2.1[${PYTHON_USEDEP}]
+	>=dev-python/numexpr-2.1[${PYTHON_USEDEP}]
+"
+
+# TODO: add pandas-gbq to the tree
+OPTIONAL_DEPEND="
+	dev-python/beautifulsoup:4[${PYTHON_USEDEP}]
+	dev-python/blosc[${PYTHON_USEDEP}]
+	|| (
+		dev-python/html5lib[${PYTHON_USEDEP}]
+		dev-python/lxml[${PYTHON_USEDEP}]
+	)
+	dev-python/jinja[${PYTHON_USEDEP}]
+	dev-python/matplotlib[${PYTHON_USEDEP}]
+	|| (
+		dev-python/openpyxl[${PYTHON_USEDEP}]
+		dev-python/xlsxwriter[${PYTHON_USEDEP}]
+	)
+	>=dev-python/pytables-3.2.1[${PYTHON_USEDEP}]
+	dev-python/statsmodels[${PYTHON_USEDEP}]
+	$(python_gen_cond_dep '
+		>=dev-python/xarray-0.10.8[${PYTHON_USEDEP}]
+	' python3_{6,7})
+	>=dev-python/sqlalchemy-0.8.1[${PYTHON_USEDEP}]
+	>=dev-python/xlrd-1.0.0[${PYTHON_USEDEP}]
+	dev-python/xlwt[${PYTHON_USEDEP}]
+	>=dev-python/scipy-1.1[${PYTHON_USEDEP}]
+	X? (
+		|| (
+			dev-python/PyQt5[${PYTHON_USEDEP}]
+			x11-misc/xclip
+			x11-misc/xsel
+		)
+	)
+"
+COMMON_DEPEND="
+	>dev-python/numpy-1.15.4[${PYTHON_USEDEP}]
+	dev-python/python-dateutil[${PYTHON_USEDEP}]
+	dev-python/pytz[${PYTHON_USEDEP}]
+"
+DEPEND="${COMMON_DEPEND}
+	>=dev-python/cython-0.29.21[${PYTHON_USEDEP}]
+	doc? (
+		${VIRTUALX_DEPEND}
+		app-text/pandoc
+		dev-python/beautifulsoup:4[${PYTHON_USEDEP}]
+		dev-python/html5lib[${PYTHON_USEDEP}]
+		dev-python/ipython[${PYTHON_USEDEP}]
+		dev-python/lxml[${PYTHON_USEDEP}]
+		dev-python/matplotlib[${PYTHON_USEDEP}]
+		dev-python/nbsphinx[${PYTHON_USEDEP}]
+		>=dev-python/numpydoc-0.9.1[${PYTHON_USEDEP}]
+		>=dev-python/openpyxl-1.6.1[${PYTHON_USEDEP}]
+		>=dev-python/pytables-3.0.0[${PYTHON_USEDEP}]
+		dev-python/pytz[${PYTHON_USEDEP}]
+		dev-python/rpy[${PYTHON_USEDEP}]
+		dev-python/sphinx[${PYTHON_USEDEP}]
+		dev-python/xlrd[${PYTHON_USEDEP}]
+		dev-python/xlwt[${PYTHON_USEDEP}]
+		dev-python/scipy[${PYTHON_USEDEP}]
+		x11-misc/xclip
+	)
+	test? (
+		${VIRTUALX_DEPEND}
+		${RECOMMENDED_DEPEND}
+		${OPTIONAL_DEPEND}
+		dev-python/beautifulsoup:4[${PYTHON_USEDEP}]
+		dev-python/hypothesis[${PYTHON_USEDEP}]
+		dev-python/nose[${PYTHON_USEDEP}]
+		dev-python/openpyxl[${PYTHON_USEDEP}]
+		dev-python/pymysql[${PYTHON_USEDEP}]
+		>=dev-python/pytest-5.1[${PYTHON_USEDEP}]
+		dev-python/pytest-mock[${PYTHON_USEDEP}]
+		dev-python/pytest-xdist[${PYTHON_USEDEP}]
+		dev-python/psycopg:2[${PYTHON_USEDEP}]
+		dev-python/xlsxwriter[${PYTHON_USEDEP}]
+		x11-misc/xclip
+		x11-misc/xsel
+	)
+"
+# dev-python/statsmodels invokes a circular dep
+#  hence rm from doc? ( ), again
+RDEPEND="${COMMON_DEPEND}
+	!minimal? ( ${RECOMMENDED_DEPEND} )
+	full-support? ( ${OPTIONAL_DEPEND} )
+"
+
+python_prepare_all() {
+	# Prevent un-needed download during build
+	sed -e "/^              'sphinx.ext.intersphinx',/d" \
+		-i doc/source/conf.py || die
+
+	# requires package installed
+	sed -e '/extra_compile_args =/s:"-Werror"::' \
+		-i setup.py || die
+
+	distutils-r1_python_prepare_all
+}
+
+python_compile() {
+	distutils-r1_python_compile -j1
+}
+
+python_compile_all() {
+	# To build docs the need be located in $BUILD_DIR,
+	# else PYTHONPATH points to unusable modules.
+	if use doc; then
+		cd "${BUILD_DIR}"/lib || die
+		cp -ar "${S}"/doc . && cd doc || die
+		LANG=C PYTHONPATH=. virtx ${EPYTHON} make.py html
+	fi
+}
+
+src_test() {
+	virtx distutils-r1_src_test
+}
+
+python_test() {
+	local deselect=(
+		# broken on practically any hardware/CFLAGS but the one
+		# the patch author was using
+		# https://github.com/pandas-dev/pandas/issues/38921
+		pandas/tests/window/test_rolling.py::test_rolling_var_numerical_issues
+
+		# weird issue, doesn't seem very important
+		'pandas/tests/base/test_misc.py::test_memory_usage[series-with-empty-index]'
+	)
+
+	local -x LC_ALL=C.UTF-8
+	pushd "${BUILD_DIR}"/lib > /dev/null || die
+	"${EPYTHON}" -c "import pandas; pandas.show_versions()" || die
+	PYTHONPATH=. pytest pandas -vv --skip-slow --skip-network \
+		${deselect[@]/#/--deselect } \
+		-n "$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")" \
+		-m "not single" || die "Tests failed with ${EPYTHON}"
+	find . '(' -name .pytest_cache -o -name .hypothesis ')' \
+		-exec rm -r {} + || die
+	popd > /dev/null || die
+}
+
+python_install_all() {
+	if use doc; then
+		dodoc -r "${BUILD_DIR}"/lib/doc/build/html
+		einfo "An initial build of docs is absent of references to statsmodels"
+		einfo "due to circular dependency. To have them included, emerge"
+		einfo "statsmodels next and re-emerge pandas with USE doc"
+	fi
+
+	distutils-r1_python_install_all
+}
+
+pkg_postinst() {
+	optfeature "accelerating certain types of NaN evaluations, using specialized cython routines to achieve large speedups." dev-python/bottleneck
+	optfeature "accelerating certain numerical operations, using multiple cores as well as smart chunking and caching to achieve large speedups" ">=dev-python/numexpr-2.1"
+	optfeature "needed for pandas.io.html.read_html" dev-python/beautifulsoup:4 dev-python/html5lib dev-python/lxml
+	optfeature "for msgpack compression using blosc" dev-python/blosc
+	optfeature "Template engine for conditional HTML formatting" dev-python/jinja
+	optfeature "Plotting support" dev-python/matplotlib
+	optfeature "Needed for Excel I/O" ">=dev-python/openpyxl-1.6.1" dev-python/xlsxwriter dev-python/xlrd dev-python/xlwt
+	optfeature "necessary for HDF5-based storage" ">=dev-python/pytables-3.2.1"
+	optfeature "R I/O support" dev-python/rpy
+	optfeature "Needed for parts of pandas.stats" dev-python/statsmodels
+	optfeature "SQL database support" ">=dev-python/sqlalchemy-0.8.1"
+	optfeature "miscellaneous statistical functions" dev-python/scipy
+	optfeature "necessary to use pandas.io.clipboard.read_clipboard support" dev-python/PyQt5 dev-python/pygtk x11-misc/xclip x11-misc/xsel
+}