websocket disconnected python

hello i have a error when opening connection with websocket
url = “wss://fstream.binance.com/ws/” + symbol + “@aggTrade
ws = websocket.WebSocketApp(url, on_open=on_open, on_message=on_message, on_error=on_error, on_close=on_close)
error:
An error occurred: (‘Connection aborted.’, RemoteDisconnected(‘Remote end closed connection without response’))
thats means websocket of binance is disconnected ?anyother solutions ?
Thansk