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 forceCloseCliConnectionTo(self):
        self.modeList = None
        if self._connection:
            self._debugLog("Closing connection.")
            self._connection.close()
        self._connection = None