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 closeEvent(self, event: QCloseEvent):
        settings.write("{}/geometry".format(self.__class__.__name__), self.saveGeometry())
        super().closeEvent(event)