def test_bool(self):
        prio_set_list = event._PrioritizedSetList()

        assert bool(prio_set_list) is False

        prio_set_list.add(0, None)
        assert bool(prio_set_list) is True
def getLenp1(self):
        p2 = self.p2
        ret = p2.distance(self.p3)
        return ret