dev-python/tox: Bump to 3.20.0

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

dev-python/tox/Manifest

@@ -1,2 +1,3 @@
 DIST tox-3.17.1.tar.gz 294492 BLAKE2B 1a2ed9a26ad366a1ae7343289b45a338a8d2a58c1b6df2aaf716a2e8bbcc1cbc797c70fb51665411cf1bb69243aa8415f7fb7c82d78afb2ffb7117e4ae75edad SHA512 b084d4552609c90d006573dc95d46d0b27cf53c40a54465040e3c625b5d33eb19f95f3fa488439f11029e30ca414ce4e9ed6793a44072023826bc1f4398aaeeb
 DIST tox-3.19.0.tar.gz 296499 BLAKE2B cad41c7791108ecdf6efc7bca99623c66d1d8ffbb2b06688eb84e575f14958ba2b497e0035ccc331fc8e0ce667824cba2c8dd37488ac48b3c16902c7b546074b SHA512 7a542282dc2fdef7ab8aff04372aeeeaad54b83bd7f1022c1c60465604d67a5984abcea7d409b8593b646192407c78cb88422aa4dfd11fb2a2d9da520aeafb39
+DIST tox-3.20.0.tar.gz 297432 BLAKE2B 279a6d407c4a490309843ba30e62fe2f0c6ace63af2dfd5b5c2fc8ee6ab784b99da56e9d7d76cd0170f85432bef500c31b824fee32558f7f21d4491385d13b4a SHA512 eb8e55eb3c232356cdb3e1477399ef055df497f1276f0b5c5423f30c780e2619067d1e44c2d6702016e63f96a76d04d0c5e7b6c6f1faa1a98f1dcc5b1cbeae39

dev-python/tox/tox-3.20.0.ebuild

@@ -0,0 +1,70 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DISTUTILS_USE_SETUPTOOLS=rdepend
+PYTHON_COMPAT=( python3_{6..9} pypy3 )
+
+inherit distutils-r1
+
+DESCRIPTION="virtualenv-based automation of test activities"
+HOMEPAGE="https://tox.readthedocs.io https://github.com/tox-dev/tox https://pypi.org/project/tox/"
+SRC_URI="https://github.com/tox-dev/tox/archive/${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~ia64 ~ppc ~ppc64 ~sparc ~x86"
+# doc disabled because of missing deps in tree
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	dev-python/filelock[${PYTHON_USEDEP}]
+	$(python_gen_cond_dep '
+		>=dev-python/importlib_metadata-1.1[${PYTHON_USEDEP}]
+	' python3_{5,6,7} pypy3)
+	dev-python/packaging[${PYTHON_USEDEP}]
+	>=dev-python/pluggy-0.12[${PYTHON_USEDEP}]
+	dev-python/pip[${PYTHON_USEDEP}]
+	dev-python/py[${PYTHON_USEDEP}]
+	>=dev-python/six-1.14[${PYTHON_USEDEP}]
+	dev-python/toml[${PYTHON_USEDEP}]
+	>=dev-python/virtualenv-16.0.0[${PYTHON_USEDEP}]"
+# TODO: figure out how to make tests work without the package being
+# installed first.
+BDEPEND="
+	dev-python/setuptools_scm[${PYTHON_USEDEP}]
+	test? (
+		${RDEPEND}
+		>=dev-python/flaky-3.4.0[${PYTHON_USEDEP}]
+		>=dev-python/freezegun-0.3.11[${PYTHON_USEDEP}]
+		dev-python/pathlib2[${PYTHON_USEDEP}]
+		>=dev-python/pytest-4.0.0[${PYTHON_USEDEP}]
+		dev-python/pytest-mock[${PYTHON_USEDEP}]
+		=dev-python/tox-${PV}-${PR}[${PYTHON_USEDEP}]
+	)"
+
+src_prepare() {
+	distutils-r1_src_prepare
+
+	# broken without internet
+	sed -i -e 's:test_provision_non_canonical_dep:_&:' \
+		tests/unit/session/test_provision.py || die
+	sed -i -e 's:test_provision_interrupt_child:_&:' \
+		tests/integration/test_provision_int.py || die
+	# broken with our mock version (?)
+	sed -i -e 's:test_create_KeyboardInterrupt:_&:' \
+		tests/unit/test_venv.py || die
+	# broken with Gentoo Python layout
+	sed -i -e 's:test_tox_get_python_executable:_&:' \
+		-e 's:test_find_alias_on_path:_&:' \
+		tests/unit/interpreters/test_interpreters.py || die
+
+	export SETUPTOOLS_SCM_PRETEND_VERSION=${PV}
+}
+
+python_test() {
+	distutils_install_for_testing
+	pytest -vv --no-network || die "Testsuite failed under ${EPYTHON}"
+}