Install this version:
emerge -a =dev-python/pyfakewebcam-0.1.0
# Copyright 1999-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
DISTUTILS_USE_PEP517=setuptools
PYTHON_COMPAT=( python3_{12..14} )
inherit distutils-r1 pypi
DESCRIPTION="An API for writing RGB frames to a fake webcam device on Linux!"
HOMEPAGE="https://github.com/jremmons/pyfakewebcam"
LICENSE="LGPL-3"
SLOT="0"
KEYWORDS="amd64 ~arm64 ~x86"
IUSE=""
RDEPEND="dev-python/numpy[${PYTHON_USEDEP}]"
DEPEND="${RDEPEND}"
REQUIRED_USE="${PYTHON_REQUIRED_USE}"