def stopProducing(self):
        if self.waiting:
            self.waiting.cancel()
        if self._call:
            self._call.cancel()
Test that 2 'regular' users cannot message one another
dataset/ETHPy150Open mochi/udplog/udplog/twisted.py/QueueProducer.stopProducing--crossover with--dataset/ETHPy150Open ofa/connect/open_connect/connectmessages/tests/test_views.py/DirectMessageCreateViewTest.test_regulaer_user_cannot_direct_message_regular_user