def GetTimeSecs(self):
    if self.arrival_secs != None:
      return self.arrival_secs
    elif self.departure_secs != None:
      return self.departure_secs
    else:
      return None
get replication info
dataset/ETHPy150Open google/transitfeed/transitfeed/stoptime.py/StopTime.GetTimeSecs--crossover with--dataset/ETHPy150Open openstack/swift/swift/common/middleware/recon.py/ReconMiddleware.get_replication_info