code: def get_license_hash() -> Optional[Text]:
      """Hook specification for getting the license hash."""
  
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 18 for calling a global function with example usage: get_license_hash() without return types