code: def add_subparser(parser):
      """Return the parser that needs to be used for this command"""
      init_only_parser = parser.add_parser(
          "init_only", help=DESCRIPTION, description=DESCRIPTION
      )
  
      orion_group = cli.get_basic_args_group(
          init_only_parser,
          group_name="init_only arguments",
          group_help="",
      )
  
      orion.core.config.experiment.add_arguments(
          orion_group,
          rename=dict(
              max_broken="--exp-max-broken",
              max_trials="--exp-max-trials",
          ),
      )
  
      orion_group.add_argument(
          "--max-trials",
          type=int,
          metavar="#",
          help="(DEPRECATED) This argument will be removed in v0.3. Use --exp-max-trials instead",
      )
  
      evc_cli.get_branching_args_group(init_only_parser)
  
      cli.get_user_args_group(init_only_parser)
  
      init_only_parser.set_defaults(func=main)
      init_only_parser.set_defaults(
          help_empty=True
      )  # Print help if command is empty
  
      return init_only_parser
  
imports: import logging
  import orion.core
  from orion.core.cli import base
  from orion.core.cli import evc
  from orion.core.io import experiment_builder
label_desc: Use image node_id 1 for calling a global function with example usage: add_subparser(parser) and returns: init_only_parser