Install this version:
emerge -a =dev-python/widgetsnbextension-4.0.16If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =dev-python/widgetsnbextension-4.0.16Or alternatively:
emerge --autounmask-write -a =dev-python/widgetsnbextension-4.0.16# Copyright 1999-2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
DISTUTILS_USE_PEP517=setuptools
PYTHON_COMPAT=( python3_{12..15} )
PYTHON_REQ_USE="threads(+)"
inherit distutils-r1 pypi
DESCRIPTION="IPython HTML widgets for Jupyter"
HOMEPAGE="
https://ipython.org/
https://pypi.org/project/widgetsnbextension/
"
LICENSE="BSD"
SLOT="0"
KEYWORDS="~amd64 ~arm ~arm64 ~loong ~ppc64 ~riscv ~x86"
BDEPEND="
dev-python/jupyter-packaging[${PYTHON_USEDEP}]
"
distutils_enable_tests import-check
src_install() {
distutils-r1_src_install
mv "${ED}/usr/etc" "${ED}/etc" || die
}