Install this version:
emerge -a =dev-python/rfc6555-0.1.0
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =dev-python/rfc6555-0.1.0
Or alternatively:
emerge --autounmask-write -a =dev-python/rfc6555-0.1.0
# Copyright 2021-2025 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
PYTHON_COMPAT=( python3_{8..14} )
DISTUTILS_USE_PEP517=setuptools
inherit distutils-r1 pypi
DESCRIPTION="Implementation of the Happy Eyeballs Algorithm described in RFC 6555."
HOMEPAGE="https://github.com/sethmlarson/rfc6555"
LICENSE="Apache-2.0"
SLOT="0"
KEYWORDS="~amd64 ~x86"