code: def register_subcommand(parser: ArgumentParser):
      download_parser = parser.add_parser("download")
      download_parser.add_argument(
          "--cache-dir",
          type=str,
          default=None,
          help="Path to location to store the models",
      )
      download_parser.add_argument(
          "--force",
          action="store_true",
          help="Force the model to be download even if already in cache-dir",
      )
      download_parser.add_argument(
          "model", type=str, help="Name of the model to download"
      )
      download_parser.set_defaults(func=download_command_factory)
  
file_path: H2O/h2o_flexgen/benchmark/third_party/transformers/src/transformers/commands/download.py
imports: from argparse import ArgumentParser
  from .None import BaseTransformersCLICommand
label_desc: Use image node_id 1 for calling the DownloadCommand obj's underlying member method code with example usage: obj.register_subcommand(parser) without return types