text: import asyncio
  import websockets
  
  url = "127.0.0.1"
  port = 88
  
  async def loop_back(websocket, path):
      async for packet in websocket:
          await websocket.send(packet)
  
  server = websockets.serve(loop_back, url, port)
  
  print(f"websocket loop back listening on 'ws://{url}:{port}' ")
  asyncio.get_event_loop().run_until_complete(server)
  asyncio.get_event_loop().run_forever()
  