content: #!/usr/bin/env python
  
  import asyncio
  
  from websockets.asyncio.server import serve
  
  async def hello(websocket):
      name = await websocket.recv()
      print(f"<<< {name}")
  
      greeting = f"Hello {name}!"
  
      await websocket.send(greeting)
      print(f">>> {greeting}")
  
  async def main():
      async with serve(hello, "localhost", 8765) as server:
          await server.serve_forever()
  
  if __name__ == "__main__":
      asyncio.run(main())
  