def test_order(self):
        assert (event.Priority.PRE_CORE
                > event.Priority.CORE
                > event.Priority.POST_CORE
                > event.Priority.PRE_DEFAULT
                > event.Priority.DEFAULT
                > event.Priority.POST_DEFAULT)
def get_except(self, func, *args):
        try:
            func(*args)
        except Exception as detail:
            return detail.__class__, str(detail)