dev-python/flask-nav: add support for Python 3.8 and 3.9

Also switch to distutils_enable_* functions.

Package-Manager: Portage-3.0.3, Repoman-2.3.23
Signed-off-by: Louis Sautier <sbraz@gentoo.org>

dev-python/flask-nav/flask-nav-0.6-r2.ebuild

@@ -0,0 +1,28 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( pypy3 python3_{6,7,8,9} )
+
+inherit distutils-r1
+
+DESCRIPTION="Easily create navigation for Flask applications."
+HOMEPAGE="https://pythonhosted.org/flask-nav/"
+# docs are missing from PyPI tarballs
+# https://github.com/mbr/flask-nav/pull/12
+SRC_URI="https://github.com/mbr/${PN}/archive/${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+RDEPEND="
+	dev-python/dominate[${PYTHON_USEDEP}]
+	dev-python/flask[${PYTHON_USEDEP}]
+	dev-python/markupsafe[${PYTHON_USEDEP}]
+	dev-python/visitor[${PYTHON_USEDEP}]
+"
+
+distutils_enable_tests pytest
+distutils_enable_sphinx docs dev-python/alabaster