code: def _handle_client(self, sock):
      self._prog(TestSocketWrapper(sock))
  
imports: import asyncio
  import asyncio.events
  import contextlib
  import os
  import pprint
  import select
  import socket
  import tempfile
  import threading
  from test import support
label_desc: Use image node_id 5 for calling the TestThreadedServer obj's underlying member method code with example usage: obj._handle_client(sock) without return types