dev-python/packaging: remove outdated runtime dep on pyparsing

In upstream version 22.0 this external dependency was removed in favor
of rewriting a custom parser for internal use:

2e5593c128

Signed-off-by: Eli Schwartz <eschwartz93@gmail.com>
Signed-off-by: Sam James <sam@gentoo.org>

dev-python/packaging/packaging-23.2-r1.ebuild

@@ -0,0 +1,35 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+# please keep this ebuild at EAPI 8 -- sys-apps/portage dep
+EAPI=8
+
+DISTUTILS_USE_PEP517=flit
+PYTHON_COMPAT=( python3_{10..12} pypy3 )
+
+inherit distutils-r1 pypi
+
+DESCRIPTION="Core utilities for Python packages"
+HOMEPAGE="
+	https://github.com/pypa/packaging/
+	https://pypi.org/project/packaging/
+"
+
+SLOT="0"
+LICENSE="|| ( Apache-2.0 BSD-2 )"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
+
+RDEPEND="
+	!<dev-python/setuptools-67
+"
+DEPEND="
+	test? (
+		dev-python/pretend[${PYTHON_USEDEP}]
+	)
+"
+
+distutils_enable_tests pytest
+
+python_test() {
+	epytest --capture=no
+}