https://github.com/ccxt/ccxt/blob/master/CONTRIBUTING.md#how-to-contribute-code

import os
import sys

# PLEASE DO NOT EDIT THIS FILE, IT IS GENERATED AND WILL BE OVERWRITTEN:
# https://github.com/ccxt/ccxt/blob/master/CONTRIBUTING.md#how-to-contribute-code
import asyncio
import ccxt.pro as ccxt  # noqa: E402


# AUTO-TRANSPILE #
async def example():
   binance = ccxt.binance({})
   subscriptions = [['BTC/USDT', '5m'], ['ETH/USDT', '5m'], ['BTC/USDT', '1h']]
   while True:
       ohlcv = await binance.watch_ohlcv_for_symbols(subscriptions)
       print(ohlcv)

   await binance.close()


asyncio.run(example())