Please branch and build python-cachetools in epel9. If you do not wish to maintain <package> in epel9, or do not think you will be able to do this in a timely manner, I would be happy to be a co-maintainer of the package.
branch request - https://pagure.io/releng/fedora-scm-requests/issue/39115
python-cachetools-4.2.4-1.el9 - https://koji.fedoraproject.org/koji/buildinfo?buildID=1864833
FEDORA-EPEL-2021-1cce7c4a50 has been submitted as an update to Fedora EPEL 9. https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2021-1cce7c4a50
FEDORA-EPEL-2021-1cce7c4a50 has been pushed to the Fedora EPEL 9 testing repository. You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2021-1cce7c4a50 See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
FEDORA-EPEL-2021-1cce7c4a50 has been pushed to the Fedora EPEL 9 stable repository. If problem still persists, please make note of it in this bug report.