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get_balance: handle case if currency is not in response

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This commit is contained in:
gcarq 2018-04-23 16:57:18 +02:00
parent 20af4bae7c
commit baeeaa777d
1 changed files with 7 additions and 1 deletions
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8
freqtrade/exchange/__init__.py
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@ -198,13 +198,19 @@ def sell(pair: str, rate: float, amount: float) -> Dict:
raise OperationalException(e) raise OperationalException(e)
@retrier
def get_balance(currency: str) -> float: def get_balance(currency: str) -> float:
if _CONF['dry_run']: if _CONF['dry_run']:
return 999.9 return 999.9
# ccxt exception is already handled by get_balances # ccxt exception is already handled by get_balances
balances = get_balances() balances = get_balances()
return balances[currency]['free'] balance = balances.get(currency)
if balance is None:
raise TemporaryError(
'Could not get {} balance due to malformed exchange response: {}'.format(
currency, balances))
return balance['free']
@retrier @retrier