def get_parser(self, prog_name):
     parser = super(cmd_base.ShowCommand, self).get_parser(prog_name)
     cmd_base.add_show_list_common_argument(parser)
     parser.add_argument(
         'id', metavar='EXT-ALIAS',
         help='the extension alias')
     return parser
 def get_parser(self, prog_name):
     parser = super(ListCommand, self).get_parser(prog_name)
     quantumv20.add_show_list_common_argument(parser)
     parser.add_argument(
         'id', metavar='router',
         help='ID or name of router to look up')
     quantumv20.add_extra_argument(parser, 'filter_specs',
                                   'filters options')
     return parser