def test_contains(self):
        prio_set_list = event._PrioritizedSetList()
        obj = object()

        prio_set_list.add(0, obj)
        assert obj in prio_set_list
def _toggle_ignoring_sigint_v2_engine(self, toggle: bool):
        with self._ignore_sigint_lock:
            self._ignoring_sigint_v2_engine = toggle