code: def set_user_name_override(name: str) -> None:
      """Set the global username override value."""
      global _user_name_override
      _user_name_override = name
  
imports: import copy
  import inspect
  import os
  import pathlib
  import pickle
  import platform
  import pprint
  import re
  import shutil
  import sys
  import time
  import traceback
  from enum import Enum
  from ..None import util
label_desc: Use image node_id 4 for calling a global function with example usage: set_user_name_override(name) without return types