def callLater(self, period, func):
        return self.clock.callLater(period, func)
Ensure receive time is stamped.
dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/test/test_policies.py/TestableTimeoutFactory.callLater--crossover with--dataset/ETHPy150Open alerta/python-alerta/tests/test_alert.py/TestAlert.test_alert_receive_now