@property
    def rowcount(self):
        return self._rowcount
L{IReactorCore.addSystemEventTrigger} should reject phases other than
dataset/ETHPy150Open appnexus/schema-tool/schematool/mysql/connector/cursor.py/CursorBase.rowcount--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/test/test_internet.py/SystemEventTestCase.test_unknownPhase