code: def test_step_timeout_async_vector_env(shared_memory):
      env_fns = [make_slow_env(0.0, i) for i in range(4)]
  
      env = AsyncVectorEnv(env_fns, shared_memory=shared_memory)
      with pytest.raises(TimeoutError):
          env.reset()
          env.step_async(np.array([0.1, 0.1, 0.3, 0.1]))
          (
              observations,
              rewards,
              terminateds,
              truncateds,
              _,
          ) = env.step_wait(timeout=0.1)
      env.close(terminate=True)
  
imports: import re
  from multiprocessing import TimeoutError
  import numpy
  import pytest
  from gym.error import AlreadyPendingCallError, ClosedEnvironmentError, NoAsyncCallError
  from gym.spaces import Box, Discrete, MultiDiscrete, Tuple
  from gym.vector.async_vector_env import AsyncVectorEnv
  from tests.vector.utils import CustomSpace, make_custom_space_env, make_env, make_slow_env
label_desc: Use image node_id 9 for calling a global function with example usage: test_step_timeout_async_vector_env(shared_memory) without return types