[Errno 11001] No address found

[sivanesh-dsp]

When I run this code it shows:

• Restarting with stat
• Debugger is active!
• Debugger PIN: 109-470-365
  Exception in thread Thread-1 (run_server):
  Traceback (most recent call last):
  File "C:\Users\sivan\AppData\Local\Programs\Python\Python310\lib\threading.py", line 1009, in _bootstrap_inner
  self.run()
  File "C:\Users\sivan\AppData\Local\Programs\Python\Python310\lib\threading.py", line 946, in run
  self._target(*self._args, **self.kwargs)
  File "C:\Users\sivan\AppData\Local\Programs\Python\Python310\lib\site-packages\flask_socketio_init.py", line 603, in run_server
  addresses = eventlet.green.socket.getaddrinfo(host, port)
  File "C:\Users\sivan\AppData\Local\Programs\Python\Python310\lib\site-packages\eventlet\support\greendns.py", line 563, in getaddrinfo
  raise socket.gaierror(socket.EAI_NONAME, 'No address found')
  socket.gaierror: [Errno 11001] No address found