Install this version:
emerge -a =dev-python/modbus-connection-3.9.0
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =dev-python/modbus-connection-3.9.0
Or alternatively:
emerge --autounmask-write -a =dev-python/modbus-connection-3.9.0
# Copyright 2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
PYTHON_COMPAT=( python3_{12..14} )
DISTUTILS_USE_PEP517=hatchling
inherit distutils-r1 pypi
PYPI_PN="modbus-connection"
DESCRIPTION="Backend-neutral Modbus connection abstraction (pymodbus / tmodbus)"
HOMEPAGE="https://pypi.org/project/modbus-connection/ https://github.com/home-assistant-libs/modbus-connection"
LICENSE="Apache-2.0"
SLOT="0"
KEYWORDS="~amd64 ~arm64 ~x86"
RDEPEND="
>=dev-python/pymodbus-3.11[${PYTHON_USEDEP}]
"
BDEPEND="
${RDEPEND}
"