dev-python/html5lib: Fix deprecated imports

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

dev-python/html5lib/html5lib-1.0.1-r2.ebuild

@@ -0,0 +1,38 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python{2_7,3_{6,7,8}} pypy3 )
+PYTHON_REQ_USE="xml(+)"
+
+inherit distutils-r1
+
+DESCRIPTION="HTML parser based on the HTML5 specification"
+HOMEPAGE="https://github.com/html5lib/html5lib-python/ https://html5lib.readthedocs.org"
+SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~alpha amd64 arm arm64 hppa ~ia64 ~mips ppc ppc64 s390 sparc x86 ~x64-macos"
+IUSE="test"
+
+RDEPEND=">=dev-python/six-1.9[${PYTHON_USEDEP}]
+	dev-python/webencodings[${PYTHON_USEDEP}]"
+BDEPEND="${RDEPEND}
+	dev-python/setuptools[${PYTHON_USEDEP}]
+	test? (
+		dev-python/pytest-expect[${PYTHON_USEDEP}]
+		dev-python/mock[${PYTHON_USEDEP}]
+	)"
+
+RESTRICT+=" !test? ( test )"
+
+PATCHES=(
+	# fix deprecated import
+	"${FILESDIR}/html5lib-1.0.1-collections-abc.patch"
+	# https://github.com/html5lib/html5lib-python/pull/429
+	"${FILESDIR}/html5lib-python-1.0.1-support-pytest4.patch"
+)
+
+distutils_enable_tests pytest