code: def _make_handler(self):
      server = self
  
      class _Handler(socketserver.StreamRequestHandler):
          def handle(self):
              try:
                  req = server._wire.read(self.rfile)
                  resp = server._handle(req, self.client_address)
                  if not resp:
                      raise Exception(
                          "Handler did not return a response."
                      )
                  server._wire.write(resp, self.wfile)
              except EOFError:
                  # Happens when client is abruptly terminated, don't want to pollute the logs.
                  pass
  
      return _Handler
  
imports: import random
  import socket
  import struct
  import threading
  import cloudpickle
  import psutil
  from six.moves import queue, socketserver
  from bluefog.run.horovodrun.common.util import secret
label_desc: Use image node_id 3 for calling the BasicService obj's underlying member method code with example usage: obj._make_handler() and returns: _Handler