Async Fetch Ohlcv Indicators Discord Webhook

from asyncio import run, gather, ensure_future
import pandas_ta as ta
import pandas as pd
import ccxt.async_support as ccxt  # noqa: E402
print('CCXT Version:', ccxt.__version__)

async def send_discord_webhook_messsage(exchange, symbol, message):
   payload = {
       "username": "Kj Bot Top 10 Coins 15 Min TF",
       "content" : message
   }
   # change your webhook URL here
   url = 'https://discord.com/api/webhooks/xxxxxxxxxxxxxxxxxx/xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx'
   method = 'POST'
   headers = {'Content-Type': 'application/json'}
   body = exchange.json(payload)
   try:
       await exchange.fetch(url, method, headers, body)
   except Exception as e:
       print(type(e).__name__, str(e))


async def run_ohlcv_loop(exchange, symbol, timeframe, limit):
   since = None
   while True:
       try:
           ohlcv = await exchange.fetch_ohlcv(symbol, timeframe, since, limit)
           if len(ohlcv):
               df = pd.DataFrame(ohlcv, columns=['time', 'open', 'high', 'low', 'close', 'volume'])
               rsi = df.ta.rsi()
               df = pd.concat([df,rsi], axis=1)
               last_row = df.iloc[-1]
               previous_row = df.iloc[-2]
               if last_row['RSI_14'] and previous_row['RSI_14']:
                   now = exchange.milliseconds()
                   iso8601 = exchange.iso8601(now)
                   print(iso8601, timeframe, symbol, '\tRSI_14 =', last_row['RSI_14'])
                   rsienterob = previous_row['RSI_14'] < 70 and last_row['RSI_14'] > 70
                   if rsienterob:
                       message =  iso8601 + ' ' + timeframe + ' ' + symbol + ' is entering overbought zone'
                       print(message)
                       ensure_future(send_discord_webhook_messsage(exchange, symbol, message))
       except Exception as e:
           print(type(e).__name__, str(e))


async def main():
   exchange = ccxt.binance()
   timeframe = '1m'
   limit = 50
   symbols = [ 'BTC/USDT', 'ETH/USDT' ]
   loops = [run_ohlcv_loop(exchange, symbol, timeframe, limit) for symbol in symbols]
   await gather(*loops)
   await exchange.close()


run(main())