dev-python/python-magic: Bump to 0.4.20

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

dev-python/python-magic/Manifest

@@ -1,2 +1,3 @@
 DIST python-magic-0.4.18.gh.tar.gz 856291 BLAKE2B 882c86d3e8995d1e1b6168637a01f4f8bc86f23390b1c67248baf46d16d574a41789938ccdf0acd83db0652678ab0fa0f6e043eb2c4a75743e5d448e80530da5 SHA512 d5f0047c7537ce0598537629c60aa708623480792d489fa003328b5c6c5b0d42748b6e996f27dc2c164c598813fcf19393567e7ea266a9f0718cf2ddafbd33ac
 DIST python-magic-0.4.19.gh.tar.gz 863519 BLAKE2B 2e777612d55256ba955e199fc6734f6e68b8cf996222820192cf9730b2c274b2f6be2d5fe58c92cce741047d77b79b0447c5961a056e1788d924d34cedba1d40 SHA512 1d78077fe02b4ab8c8aa1720064f2b5d19f304310ca88c1fada2dbafa5118820b6d7e3f031e3d7df5394ad480872d8bcd33489fec1ce2e6e0d9d84a7325040f1
+DIST python-magic-0.4.20.gh.tar.gz 863539 BLAKE2B 27f345b138068a44670456209b9f87e9715c475787bcfff396c711cb0f768ee83599b9e6ebbc4c0c73c6867c3653518938b51116d28e3d77a758a6d1b860c7b9 SHA512 3927958a6957177d1a6e8bcbbb3723f489018f9037b619bbf7478ab68ba2ddd52d9a0caf18e6a73671e8e5e1cb8a9efb957756ba9547a7dd66ab6ba293f37826

dev-python/python-magic/python-magic-0.4.20.ebuild

@@ -0,0 +1,30 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( pypy3 python3_{7..9} )
+
+inherit distutils-r1
+
+DESCRIPTION="Access the libmagic file type identification library"
+HOMEPAGE="https://github.com/ahupp/python-magic"
+SRC_URI="
+	https://github.com/ahupp/python-magic/archive/${PV}.tar.gz
+		-> ${P}.gh.tar.gz"
+
+LICENSE="BSD-2 MIT"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~ppc ~ppc64 ~sparc ~x86 ~amd64-linux"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+RDEPEND="sys-apps/file[-python]"
+BDEPEND="
+	test? ( sys-apps/file )
+"
+
+python_test() {
+	local -x LC_ALL=en_US.UTF-8
+	"${EPYTHON}" test/test.py -v || die "Tests fail with ${EPYTHON}"
+}