code: def restart(self):
      self.start()
  
imports: import datetime
  from multiprocessing import Process
  from typing import Optional
  import aim.ext.transport.proto.remote_tracking_pb2
  import aim.ext.transport.proto.remote_tracking_pb2_grpc
  from aim.ext.cleanup import AutoClean
label_desc: Use image node_id 4 for calling the LocalWorker obj's underlying member method code with example usage: obj.restart() without return types