code: def _deprecated():
      if _deprecated.called:  # type: ignore
          return
      _deprecated.called = True  # type: ignore
  
      warnings.warn(
          "ZMQEventLoop and zmq.asyncio.install are deprecated in pyzmq 17. Special eventloop integration is no longer needed.",
          DeprecationWarning,
          stacklevel=3,
      )
  
imports: import asyncio
  import selectors
  import sys
  import warnings
  from asyncio import Future, SelectorEventLoop
  from weakref import WeakKeyDictionary
  import zmq
  from zmq import _future
label_desc: Use image node_id 3 for calling a global function with example usage: _deprecated() without return types