def add_submission(self, submission):
        if submission not in self.submissions:
            self.status = 'upcoming'
            self.scheduled_start_time = None
            self.actual_start_time = None

        Stream.add_submission(self, submission)
dataset/ETHPy150Open WatchPeopleCode/WatchPeopleCode/wpc/models.py/WPCStream.add_submission/original