docstr: Stop poller from watching an io_state.
code: def _drop_io_state(self, state):
      """Stop poller from watching an io_state."""
      if self._state & state:
          self._state = self._state & (~state)
      self._update_handler(self._state)
  
imports: import warnings
  from asyncio import Future
  from collections import deque
  from itertools import chain
  from typing import Any, Awaitable, Callable, Dict, List, NamedTuple, Optional, Tuple, Type, TypeVar, Union, cast, overload
  import zmq
  from zmq import EVENTS, POLLIN, POLLOUT
  from zmq._typing import Literal
label_desc: Use image node_id 27 for calling the _AsyncSocket obj's underlying member method code with example usage: obj._drop_io_state(state) without return types