def METHOD_NAME(parsers) -> HolderHandler:
    h = HolderHandler()
    h.root_parser = parsers.add_parser(h.command)
    h.sub_parser = h.root_parser.add_subparsers(title='command', dest='subcommand', description='valid commands')
    h.list_parser = h.sub_parser.add_parser('list')
    h.create_parser = h.sub_parser.add_parser('create')
    h.create_parser.add_argument('operator_key', type=str, help='operator public key')
    h.create_parser.add_argument('holder_id', type=int, help='id of the holder account')
    h.delete_parser = h.sub_parser.add_parser('delete')
    h.delete_parser.add_argument('holder_address', type=str, help='id of the holder account')
    return h