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fix NoneType issue

This commit is contained in:
gcarq 2017-05-21 17:28:20 +02:00
parent 0949f54c7d
commit 5402f8ba30
1 changed files with 3 additions and 2 deletions
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5
main.py
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@ -192,9 +192,10 @@ def create_trade(stake_amount: float, exchange):
raise ValueError('stake amount is not fulfilled (currency={}'.format(conf['stake_currency']))
# Remove currently opened and latest pairs from whitelist
latest_trade = Trade.query.filter(Trade.is_open.is_(False)).order_by(Trade.id.desc()).first()
trades = Trade.query.filter(Trade.is_open.is_(True)).all()
trades.append(latest_trade)
latest_trade = Trade.query.filter(Trade.is_open.is_(False)).order_by(Trade.id.desc()).first()
if latest_trade:
trades.append(latest_trade)
for trade in trades:
if trade.pair in whitelist:
whitelist.remove(trade.pair)