code: def loop_tk_exit(kernel):
      """Exit the tk loop."""
      try:
          kernel.app_wrapper.app.destroy()
          del kernel.app_wrapper
      except (RuntimeError, AttributeError):
          pass
  
imports: import os
  import platform
  import sys
  from functools import partial
  import zmq
  from packaging.version import Version
  from traitlets.config.application import Application
label_desc: Use image node_id 10 for calling a global function with example usage: loop_tk_exit(kernel) without return types