code: def test_timeout(client):
      class Waiter:
          def __init__(self):
              self.event = LateLoopEvent()
  
          async def set(self):
              self.event.set()
  
          async def wait(self):
              return await self.event.wait()
  
      event = client.submit(Waiter, actor=True).result()
      future = event.wait()
  
      with pytest.raises(asyncio.TimeoutError):
          future.result(timeout="0.001s")
  
      event.set().result()
      assert future.result() is True
  
imports: from __future__ import annotations
  import asyncio
  import operator
  from time import sleep
  import pytest
  import dask
  from distributed import Actor, BaseActorFuture, Client, Future, Nanny, as_completed, get_client, wait, worker_client
  from distributed.metrics import time
  from distributed.utils import LateLoopEvent
  from distributed.utils_test import cluster, double, gen_cluster, inc
  from distributed.worker import get_worker
label_desc: Use image node_id 2 for calling a global function with example usage: test_timeout(client) and returns: unknown