Install this version:
emerge -a =dev-python/sse-starlette-3.3.4
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =dev-python/sse-starlette-3.3.4
Or alternatively:
emerge --autounmask-write -a =dev-python/sse-starlette-3.3.4
# 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_{11..14} )
inherit distutils-r1 pypi
DESCRIPTION="Server-Sent Events for Starlette and FastAPI"
HOMEPAGE="
https://github.com/sysid/sse-starlette/
https://pypi.org/project/sse-starlette/
"
LICENSE="BSD"
SLOT="0"
KEYWORDS="~amd64 ~arm64"
RDEPEND="
>=dev-python/starlette-0.49.1[${PYTHON_USEDEP}]
>=dev-python/anyio-4.7.0[${PYTHON_USEDEP}]
"
# Tests pull asgi-lifespan + portend (::guru-only); strip in fork.
RESTRICT="test"
>=dev-python/starlette-0.49.1[] >=dev-python/anyio-4.7.0[]