code: def _number_replace(match) -> str:
      """function to apply in a match, transform all numbers in a match by chinese characters
  
      Args:
          match (re.Match): numbers regex matches
  
      Returns:
          str: replaced characters for the numbers
      """
      match_str: str = match.group()
      return _num2chinese(match_str)
  
imports: import itertools
  import re
label_desc: Use image node_id 2 for calling a global function with example usage: _number_replace(match) and returns: _num2chinese