'yield_fixture' is deprecated since Pytest3 [0]. FreeIPA requires at least 3.9.1. So, it can be safely removed. [0]: https://docs.pytest.org/en/latest/yieldfixture.html Fixes: https://pagure.io/freeipa/issue/8101 Signed-off-by: Stanislav Levin <slev@altlinux.org> Reviewed-By: Sergey Orlov <sorlov@redhat.com>