code: def inputhook(context):
      """
      Inputhook for asyncio event loop integration.
      """
      # For prompt_toolkit 3.0, this input hook literally doesn't do anything.
      # The event loop integration here is implemented in `interactiveshell.py`
      # by running the prompt itself in the current asyncio loop. The main reason
      # for this is that nesting asyncio event loops is unreliable.
      if PTK3:
          return
  
      # For prompt_toolkit 2.0, we can run the current asyncio event loop,
      # because prompt_toolkit 2.0 uses a different event loop internally.
  
      # get the persistent asyncio event loop
      loop = get_asyncio_loop()
  
      def stop():
          loop.stop()
  
      fileno = context.fileno()
      loop.add_reader(fileno, stop)
      try:
          loop.run_forever()
      finally:
          loop.remove_reader(fileno)
  
label_desc: Use image node_id 1 for calling a global function with example usage: inputhook(context) without return types