Binance simeple websocket Python

simple_websocket_binance.py

import websocket 
import json

quote = "ethusdt"
interval = "15m"
# socket = f"wss://stream.binance.com:9443/ws/{quote}@kline_{interval}"
socket = f"wss://stream.binance.com:9443/ws/{quote}@trade"

# What to do when receiving a message from the server
def on_message(self, message):
    print(message)

# What to do when closing a connection
def on_close(self):
    print("### closed ###")

# websocket object creation
ws = websocket.WebSocketApp(
    socket, 
    on_message=on_message,
    on_close=on_close
    )

# Run the websocket client
ws.run_forever()