code: def _group_parentheses(recursor: TRANS):
      def _inner(
          tokens: List[TOKEN], local_dict: DICT, global_dict: DICT
      ):
          """Group tokens between parentheses with ParenthesisGroup.
  
          Also processes those tokens recursively.
  
          """
          result: List[tUnion[TOKEN, ParenthesisGroup]] = []
          stacks: List[ParenthesisGroup] = []
          stacklevel = 0
          for token in tokens:
              if token[0] == OP:
                  if token[1] == "(":
                      stacks.append(ParenthesisGroup([]))
                      stacklevel += 1
                  elif token[1] == ")":
                      stacks[-1].append(token)
                      stack = stacks.pop()
  
                      if len(stacks) > 0:
                          # We don't recurse here since the upper-level stack
                          # would reprocess these tokens
                          stacks[-1].extend(stack)
                      else:
                          # Recurse here to handle nested parentheses
                          # Strip off the outer parentheses to avoid an infinite loop
                          inner = stack[1:-1]
                          inner = recursor(
                              inner, local_dict, global_dict
                          )
                          parenGroup = [stack[0]] + inner + [stack[-1]]
                          result.append(ParenthesisGroup(parenGroup))
                      stacklevel -= 1
                      continue
              if stacklevel:
                  stacks[-1].append(token)
              else:
                  result.append(token)
          if stacklevel:
              raise TokenError("Mismatched parentheses")
          return result
  
      return _inner
  
imports: from tokenize import generate_tokens, untokenize, TokenError, NUMBER, STRING, NAME, OP, ENDMARKER, ERRORTOKEN, NEWLINE
  from keyword import iskeyword
  import ast
  import unicodedata
  from io import StringIO
  import builtins
  import types
  from typing import Tuple, Dict, Any, Callable, List, Optional, Union
  from sympy.assumptions.ask import AssumptionKeys
  from sympy.core.basic import Basic
  from sympy.core import Symbol
  from sympy.core.function import Function
  from sympy.utilities.misc import func_name
  from sympy.functions.elementary.miscellaneous import Max, Min
label_desc: Use image node_id 5 for calling a global function with example usage: _group_parentheses(recursor) and returns: _inner, result