def test_lookup(self):
        assert event.Priority.lookup(event.Priority.CORE) is event.Priority.CORE
        assert event.Priority.lookup(event.Priority.CORE.value) is event.Priority.CORE
        assert event.Priority.lookup(-12312412) == -12312412
def mkhead(repo: 'Repo', path: PathLike) -> 'Head':
    """:return: New branch/head instance"""
    return git.Head(repo, git.Head.to_full_path(path))