class_docstr: Mock queue, just keeping the items that are passed to it.
class_docstr_tok: ["Mock","queue",",","just","keeping","the","items","that","are","passed","to","it","."]
code: def __init__(self):
      self.items = deque()
  
imports: import queue
  from collections import deque
  from typing import Any, Type, Optional
  from maze.core.agent.random_policy import RandomPolicy
  from maze.core.env.maze_env import MazeEnv
  from maze.core.env.observation_conversion import ObservationType
  from maze.core.rollout.parallel_rollout_runner import ParallelRolloutWorker, EpisodeStatsReport
  from maze.test.shared_test_utils.dummy_env.dummy_core_env import DummyCoreEnvironment
  from maze.test.shared_test_utils.dummy_env.dummy_maze_env import DummyEnvironment
  from maze.test.shared_test_utils.dummy_env.space_interfaces.action_conversion.dict import DictActionConversion
  from maze.test.shared_test_utils.dummy_env.space_interfaces.observation_conversion.dict import ObservationConversion
label_desc: Use image node_id 1 to create a new MockQueue object  with example: obj = MockQueue()