code: def __init__(
      self, initial_num_proc, num_proc, fn, args, kwargs, key, nics
  ):
      super(SparkDriverService, self).__init__(
          num_proc, SparkDriverService.NAME, key, nics
      )
      self._initial_num_proc = initial_num_proc
      self._fn = fn
      self._args = args
      self._kwargs = kwargs
      self._key = key
      self._nics = nics
      self._ranks_to_indices = {}
      self._spark_job_failed = False
      self._lock = threading.Lock()
      self._task_shutdown = threading.Event()
  
imports: import threading
  from horovod.runner.common.service import driver_service
  from horovod.runner.common.util import network
label_desc: Use image node_id 1 to create a new SparkDriverService object from inherited base classes: driver_service with example: obj = SparkDriverService(initial_num_proc, num_proc, fn, args, kwargs, key, nics)