dev-python/cssselect2: Switch to PEP 517 build

Signed-off-by: Michał Górny <mgorny@gentoo.org>

dev-python/cssselect2/cssselect2-0.4.1-r1.ebuild

@@ -0,0 +1,31 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=flit
+PYTHON_COMPAT=( python3_{8..10} )
+
+inherit distutils-r1
+
+DESCRIPTION="Parses CSS3 Selectors and translates them to XPath 1.0"
+HOMEPAGE="https://cssselect2.readthedocs.io/en/latest/
+	https://pypi.org/project/cssselect2/
+	https://github.com/Kozea/cssselect2"
+SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~x86"
+
+RDEPEND="
+	dev-python/tinycss2[${PYTHON_USEDEP}]
+	dev-python/webencodings[${PYTHON_USEDEP}]"
+
+distutils_enable_tests pytest
+
+src_prepare() {
+	sed -i -e '/addopts/d' pyproject.toml || die
+	sed -i -e '2,3s:flit:&_core:' pyproject.toml || die
+	distutils-r1_src_prepare
+}