import ccxt
import pandas as pd
exchange = ccxt.coinbase()
symbol = 'BTC/USDT'
timeframe = '1m'
ohlcv = exchange.fetch_ohlcv(symbol, timeframe)
df = pd.DataFrame(ohlcv, columns=['timestamp', 'open', 'high', 'low', 'close', 'volume'])
df['timestamp'] = pd.to_datetime(df['timestamp'], unit='ms')
df.set_index('timestamp', inplace=True)
# print(df.head())
print(df)