dev-python/lxml: version bump to 4.3.1

Signed-off-by: Tim Harder <radhermit@gentoo.org>

dev-python/lxml/Manifest

@@ -1,2 +1,3 @@
 DIST lxml-4.2.5.tar.gz 4414081 BLAKE2B c1c75a0a0c33011e2becb729de2c15dd786dd12bddeba4f2f26032d0d17104f258b471f5f961cbf96340df66cbce3e874d7a16c59731af280a309132b669d1b9 SHA512 4cf336d3e1471e8a26492760a143881517d12eb1c2dad82f8786540471bfabd68f8c795d97b7362166418c2be3c7996816638fdbd5a594536b9981478b90fdfe
 DIST lxml-4.3.0.tar.gz 2483162 BLAKE2B 3f3646a47a0344af22bfb567a0985a27e8a46051850e99b5e82d0bc59c94c0e9b19ca93cf6d5d790599e81c9513686c3462ad6544ad658d0efd77ad431b07014 SHA512 49d122c8a6dafe50195bc8cfb3ea52780054a57762132c000cd976fdbdbabaab6bc8b95b77d124ae144f33c24d71793a2debbebf789d5ca866734a984edac8bb
+DIST lxml-4.3.1.tar.gz 4380082 BLAKE2B 112b75dc05fa11e1506bd07f717bb7bf4ca73d587fb7f36ea49ce734251504c42ebb62c3b86bcf620e9a0fe5e03e6c47bd7c69024ce4aa3bb8af82b8d44ddd28 SHA512 ab82bb5af330cbb15da73184b7a24f55be9271751bd1dfdff26f75c5e0c92a771c5de0e935bc9675513d4c871fe199071137cdafac3ecd7da6a896ede02093b0

dev-python/lxml/lxml-4.3.1.ebuild

@@ -0,0 +1,83 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python2_7 python3_{4,5,6,7} pypy )
+
+inherit distutils-r1 eutils toolchain-funcs
+
+DESCRIPTION="A Pythonic binding for the libxml2 and libxslt libraries"
+HOMEPAGE="https://lxml.de/ https://pypi.org/project/lxml/ https://github.com/lxml/lxml"
+SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
+
+LICENSE="BSD ElementTree GPL-2 PSF-2"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~x64-cygwin ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~x64-solaris ~x86-solaris"
+IUSE="doc examples +threads test"
+
+# Note: lib{xml2,xslt} are used as C libraries, not Python modules.
+RDEPEND="
+	>=dev-libs/libxml2-2.9.5
+	>=dev-libs/libxslt-1.1.28"
+DEPEND="${RDEPEND}"
+BDEPEND="
+	virtual/pkgconfig
+	$(python_gen_cond_dep 'dev-python/cython[${PYTHON_USEDEP}]' python2_7 'python3*')
+	dev-python/setuptools[${PYTHON_USEDEP}]
+	test? ( dev-python/cssselect[${PYTHON_USEDEP}] )
+	"
+
+DISTUTILS_IN_SOURCE_BUILD=1
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-3.5.0-cross-compile.patch
+)
+
+python_prepare_all() {
+	# avoid replacing PYTHONPATH in tests.
+	sed -i -e '/sys\.path/d' test.py || die
+
+	# apparently logs have changed with libxslt upgrade
+	# https://bugs.launchpad.net/lxml/+bug/1782078
+	sed -i -e '/assertEqual(4, len(log)/d' src/lxml/tests/test_threading.py || die
+
+	# don't use some random SDK on Darwin
+	sed -i -e '/_ldflags =/s/=.*isysroot.*darwin.*None/= None/' \
+		setupinfo.py || die
+
+	distutils-r1_python_prepare_all
+}
+
+python_compile() {
+	if ! python_is_python3; then
+		local -x CFLAGS="${CFLAGS} -fno-strict-aliasing"
+	fi
+	tc-export PKG_CONFIG
+	distutils-r1_python_compile
+}
+
+python_test() {
+	cp -r -l src/lxml/tests "${BUILD_DIR}"/lib/lxml/ || die
+	cp -r -l src/lxml/html/tests "${BUILD_DIR}"/lib/lxml/html/ || die
+	ln -s "${S}"/doc "${BUILD_DIR}"/ || die
+
+	"${EPYTHON}" test.py -vv --all-levels -p || die "Test ${test} fails with ${EPYTHON}"
+}
+
+python_install_all() {
+	if use doc; then
+		local DOCS=( README.rst *.txt doc/*.txt )
+		local HTML_DOCS=( doc/html/. )
+	fi
+	if use examples; then
+		dodoc -r samples
+	fi
+
+	distutils-r1_python_install_all
+}
+
+pkg_postinst() {
+	optfeature "Support for BeautifulSoup as a parser backend" dev-python/beautifulsoup
+	optfeature "Translates CSS selectors to XPath 1.0 expressions" dev-python/cssselect
+}