1144     def _GetNetworkArgs(self, network, zone):  argument
1155             "network": self.GetNetworkUrl(network),
1163         if network and network != "default":
1164             network_args["subnetwork"] = self.GetSubnetworkUrl(network, zone)
1222                        network,  argument
1268             "networkInterfaces": [self._GetNetworkArgs(network, zone)],
1383     def GetNetworkUrl(self, network):  argument
1395             project=self._project, network=network)
1399     def GetSubnetworkUrl(self, network, zone):  argument
1420             project=self._project, network=network)
1427                                   (network, region))