code: def __init__(self):
      self.should_stop = False
  
imports: from ray import train
  from ray import train, tune
  from ray import train, tune
  from ray import train, tune
  from ray.tune import Stopper
  from ray import train, tune
  import time
  from ray import train, tune
  from ray.tune.schedulers import AsyncHyperBandScheduler
  from ray import train, tune
  from ray import tune
label_desc: Use image node_id 1 to create a new CustomStopper object from inherited base classes: Stopper with example: obj = CustomStopper()