app-emulation/sen: Enable py3.9

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

app-emulation/sen/sen-0.6.1_p20200905.ebuild

@@ -1,11 +1,9 @@
-# Copyright 1999-2020 Gentoo Authors
+# Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
 
-PYTHON_COMPAT=( python3_{7,8} )
-
-DISTUTILS_USE_SETUPTOOLS=rdepend
+PYTHON_COMPAT=( python3_{7..9} )
 inherit distutils-r1
 
 COMMIT="02e5872ee2905861e1da06ab5174e1a3f41f0e0b"
@@ -18,25 +16,24 @@ S="${WORKDIR}/${PN}-${COMMIT}"
 LICENSE="MIT"
 SLOT="0"
 KEYWORDS="~amd64"
-IUSE="test"
-RESTRICT="!test? ( test )"
 
 RDEPEND="dev-python/urwid[${PYTHON_USEDEP}]
 	dev-python/urwidtrees[${PYTHON_USEDEP}]
 	dev-python/docker-py[${PYTHON_USEDEP}]
 	"
-DEPEND="${RDEPEND}
+BDEPEND="
 	test? (
-		dev-python/pytest[${PYTHON_USEDEP}]
 		dev-python/flexmock[${PYTHON_USEDEP}]
 	)
 	"
 
+distutils_enable_tests pytest
+
 python_install_all() {
 	distutils-r1_python_install_all
 	dodoc -r docs
 }
 
 python_test() {
-	pytest -vv tests || die "pytest failed"
+	epytest tests
 }