code: def __init__(self, service_name, source_address):
      self.service_name = service_name
      """Service name that responded to this ping."""
      self.source_address = source_address
      """Source IP address that was visible to the service."""
  
imports: import pickle
  import psutil
  import queue
  import socket
  import socketserver
  import struct
  import shutil
  import cloudpickle
  from horovod.runner.util.threads import in_thread
  from horovod.runner.common.util import secret
  from horovod.runner.util.network import find_port
label_desc: Use image node_id 1 to create a new PingResponse object from inherited base classes: object with example: obj = PingResponse(service_name, source_address)