code: def refine_cli(
      subparsers: SubParsersAction,
      parent_parsers: List[argparse.ArgumentParser],
  ) -> None:
      """Customizable hook for adding CLI commands."""
  
imports: import argparse
  import functools
  import sys
  from typing import Any, Dict, List, Optional, TYPE_CHECKING, Text, Tuple, Union
  import pluggy
  from rasa.cli import SubParsersAction
label_desc: Use image node_id 3 for calling a global function with example usage: refine_cli(subparsers, parent_parsers) without return types