code: def ready(self):
      obj_ready = ray.wait([self.future])
      return len(obj_ready[0]) == 1
  
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 4 for calling the _Future obj's underlying member method code with example usage: obj.ready() and returns: unknown