code: def __del__(self):
      self.close()
  
imports: import logging
  import traceback
  from orion.core.utils.module_import import ImportOptional
  from orion.executor.base import AsyncException, AsyncResult, BaseExecutor, ExecutorClosed, Future
label_desc: Use image node_id 3 for calling the Ray obj's underlying member method code with example usage: obj.__del__() without return types