code: def _walk_global_ops(code):
      """
      Yield referenced name for all global-referencing instructions in *code*.
      """
      for instr in dis.get_instructions(code):
          op = instr.opcode
          if op in GLOBAL_OPS:
              yield instr.argval
  
imports: import builtins
  import dis
  import opcode
  import platform
  import sys
  import types
  import weakref
  import uuid
  import threading
  import typing
  import warnings
  from .compat import pickle
  from collections import OrderedDict
  from typing import ClassVar, Generic, Union, Tuple, Callable
  from pickle import _getattribute
label_desc: Use image node_id 15 for calling a global function with example usage: _walk_global_ops(code) without return types