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 _toggle_ignoring_sigint_v2_engine(self, toggle: bool):
        with self._ignore_sigint_lock:
            self._ignoring_sigint_v2_engine = toggle