code: def create_parser(subparsers):
    
    components_parser = subparsers.add_parser(
        'components',
        help='Display information of a topology\'s components',
        usage="%(prog)s cluster/[role]/[env] topology-name [options]",
        add_help=False)
    args.add_cluster_role_env(components_parser)
    args.add_topology_name(components_parser)
    args.add_spouts(components_parser)
    args.add_bolts(components_parser)
    args.add_verbose(components_parser)
    args.add_tracker_url(components_parser)
    args.add_config(components_parser)
    components_parser.set_defaults(subcommand='components')
  
    return subparsers
docs: create parser