code: def shutdown(self):
      for _ in self.procs:
          self.task_queue.put(_StopToken())
  
imports: import atexit
  import numpy
  import queue
  import torch
  import torch.multiprocessing
  import slowfast.utils.logging
  from slowfast.datasets import cv2_transform
  from slowfast.visualization.predictor import Predictor
label_desc: Use image node_id 5 for calling the AsycnActionPredictor obj's underlying member method code with example usage: obj.shutdown() without return types