Here is python3.8 required: https://git.fortiss.org/opensbt/carla-runner/-/blob/master/pyproject.toml?ref_type=heads#L13
Here is python3.7 used: https://git.fortiss.org/search?search=py3.7&nav_source=navbar&project_id=2723&group_id=3924&search_code=true&repository_ref=master