dev-python/typing-extensions: Bump to 4.3.0

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

dev-python/typing-extensions/Manifest

@@ -1 +1,2 @@
 DIST typing-extensions-4.2.0.gh.tar.gz 77169 BLAKE2B 3b7e91d0b410daf749d61213e8dc2bce069c05db7626a6c3a380fe1955ad97871f3c90782a8ba5114b11c42e0775558fd6fb1fd28a7cc0fbf2ec97480ef72298 SHA512 52e67eaeb3159e5effdcf180fc43d9881453c7efc00546335a8f31d5f7ab9859c2f89b29612861015ba490cdfd596720aa577630b424323256930b036b119776
+DIST typing_extensions-4.3.0.gh.tar.gz 47842 BLAKE2B 23a600dcded95a1109da46537bab49a6a478c77334d7c9effe65564bf236371c413a07220df3fa1de1bd0451e90961df908e097e7c7cb6d2534102369ce2590e SHA512 3c4a9073dc89e71b8027d535853d35725163961f7feeaba817e28f93b236bcae805d9b1f6e2be8e9fc3651c283b662935ba0352e5de25ff74df4dc18373e8f7a

dev-python/typing-extensions/metadata.xml

@@ -8,6 +8,6 @@
 	<stabilize-allarches/>
 	<upstream>
 		<remote-id type="pypi">typing-extensions</remote-id>
-		<remote-id type="github">python/typing</remote-id>
+		<remote-id type="github">python/typing_extensions</remote-id>
 	</upstream>
 </pkgmetadata>

dev-python/typing-extensions/typing-extensions-4.3.0.ebuild

@@ -0,0 +1,30 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=flit
+PYTHON_COMPAT=( python3_{8..11} pypy3 )
+
+inherit distutils-r1
+
+MY_P=${P/-/_}
+DESCRIPTION="Backported and Experimental Type Hints for Python 3.7+"
+HOMEPAGE="
+	https://pypi.org/project/typing-extensions/
+	https://github.com/python/typing_extensions/
+"
+SRC_URI="
+	https://github.com/python/typing_extensions/archive/${PV}.tar.gz
+		-> ${MY_P}.gh.tar.gz
+"
+S=${WORKDIR}/${MY_P}
+
+LICENSE="PSF-2"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~x64-macos ~x64-solaris"
+
+python_test() {
+	cd "${S}"/src || die
+	"${EPYTHON}" test_typing_extensions.py -v || die "tests failed under ${EPYTHON}"
+}