Binance Fetch Ohlcv Quote Volume

# -*- coding: utf-8 -*-

import os
import sys


import ccxt  # noqa: E402


def table(values):
   first = values[0]
   keys = list(first.keys()) if isinstance(first, dict) else range(0, len(first))
   widths = [max([len(str(v[k])) for v in values]) for k in keys]
   string = ' | '.join(['{:<' + str(w) + '}' for w in widths])
   return "\n".join([string.format(*[str(v[k]) for k in keys]) for v in values])


class Binance(ccxt.binance):
   def parse_ohlcv(self, ohlcv, market=None):
       #
       #     [
       #         1591478520000,  # open time
       #         "0.02501300",   # open
       #         "0.02501800",   # high
       #         "0.02500000",   # low
       #         "0.02500000",   # close
       #         "22.19000000",  # volume
       #         1591478579999,  # close time
       #         "0.55490906",   # quote asset volume
       #         40,             # number of trades
       #         "10.92900000",  # taker buy base asset volume
       #         "0.27336462",   # taker buy quote asset volume
       #         "0"             # ignore
       #     ]
       #
       return [
           self.safe_integer(ohlcv, 0),
           self.safe_number(ohlcv, 1),
           self.safe_number(ohlcv, 2),
           self.safe_number(ohlcv, 3),
           self.safe_number(ohlcv, 4),
           self.safe_number(ohlcv, 7),  # << here
       ]

exchange = Binance()
markets = exchange.load_markets()
# exchange.verbose = True  # uncomment for debugging purposes if necessary
ohlcv = exchange.fetch_ohlcv('BTC/USDT', '1h')
print(table(ohlcv))