'Poloniex' object has no attribute 'api'

[SoraKohaku]

bug on after start python2.7
# price курс BTC_ETH
ticker = polo.returnTicker()['BTC_ETH']
allprice = polo.returnTradeHistory('BTC_ETH')
price1 = allprice['last']
price = price1[0:6]
# priceUSD курс USDT_ETH
ticker2 = polo.returnTicker()['USDT_ETH']
allprice2 = polo.returnTradeHistory('USDT_ETH')
price2 = allprice2['last']
priceUSD = price2[0:5]
return render_template('index.html', price=price, priceUSD=priceUSD, Blocks=Blocks, accounts=accounts, Hashrate=Hashrate, totshare=totshare, cround=cround, server=SERVER_POOL)