code: def register_subcommand(parser: ArgumentParser):
      login_parser = parser.add_parser(
          "login",
          help="Log in using the same credentials as on huggingface.co",
      )
      login_parser.set_defaults(func=lambda args: LoginCommand(args))
      whoami_parser = parser.add_parser(
          "whoami",
          help="Find out which huggingface.co account you are logged in as.",
      )
      whoami_parser.set_defaults(func=lambda args: WhoamiCommand(args))
      logout_parser = parser.add_parser("logout", help="Log out")
      logout_parser.set_defaults(func=lambda args: LogoutCommand(args))
  
      # new system: git-based repo system
      repo_parser = parser.add_parser(
          "repo",
          help="Deprecated: use `huggingface-cli` instead. Commands to interact with your huggingface.co repos.",
      )
      repo_subparsers = repo_parser.add_subparsers(
          help="Deprecated: use `huggingface-cli` instead. huggingface.co repos related commands"
      )
      repo_create_parser = repo_subparsers.add_parser(
          "create",
          help="Deprecated: use `huggingface-cli` instead. Create a new repo on huggingface.co",
      )
      repo_create_parser.add_argument(
          "name",
          type=str,
          help="Name for your model's repo. Will be namespaced under your username to build the model id.",
      )
      repo_create_parser.add_argument(
          "--organization",
          type=str,
          help="Optional: organization namespace.",
      )
      repo_create_parser.add_argument(
          "-y",
          "--yes",
          action="store_true",
          help="Optional: answer Yes to the prompt",
      )
      repo_create_parser.set_defaults(
          func=lambda args: RepoCreateCommand(args)
      )
  
imports: import subprocess
  from argparse import ArgumentParser
  from typing import List, Union
  from huggingface_hub.hf_api import HfFolder, create_repo, whoami
  from requests.exceptions import HTTPError
  from .None import BaseTransformersCLICommand
label_desc: Use image node_id 1 for calling the UserCommands obj's underlying member method code with example usage: obj.register_subcommand(parser) without return types