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 callproc(self, procname, params=None):
        result = self._no_monkey.callproc(self, procname, params)
        if transaction_states[self.db.alias]:
            transaction_states[self.db.alias].mark_dirty()
        return result