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Fix #3130 - when corder['remaining'] contains none-type

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Matthias 2020-04-09 19:35:27 +02:00
parent cbf5bf6735
commit f39706cabd
1 changed files with 13 additions and 6 deletions
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19
freqtrade/freqtradebot.py
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@ -20,6 +20,7 @@ from freqtrade.data.dataprovider import DataProvider
from freqtrade.edge import Edge
from freqtrade.exceptions import DependencyException, InvalidOrderException
from freqtrade.exchange import timeframe_to_minutes, timeframe_to_next_date
from freqtrade.misc import safe_value_fallback
from freqtrade.pairlist.pairlistmanager import PairListManager
from freqtrade.persistence import Trade
from freqtrade.resolvers import ExchangeResolver, StrategyResolver
@ -892,18 +893,23 @@ class FreqtradeBot:
"""
if order['status'] != 'canceled':
reason = "cancelled due to timeout"
corder = self.exchange.cancel_order(trade.open_order_id, trade.pair)
# Some exchanges don't return a dict here.
if not isinstance(corder, dict):
try:
corder = self.exchange.cancel_order(trade.open_order_id, trade.pair)
# Some exchanges don't return a dict here.
if not isinstance(corder, dict):
corder = {}
logger.info('Buy order %s for %s.', reason, trade)
except InvalidOrderException:
corder = {}
logger.info('Buy order %s for %s.', reason, trade)
logger.exception(
f"Could not cancel buy order {trade.open_order_id} for pair {trade.pair}")
else:
# Order was cancelled already, so we can reuse the existing dict
corder = order
reason = "cancelled on exchange"
logger.info('Buy order %s for %s.', reason, trade)
if corder.get('remaining', order['remaining']) == order['amount']:
if safe_value_fallback(corder, order, 'remaining', 'remaining') == order['amount']:
logger.info('Buy order removed from database %s', trade)
# if trade is not partially completed, just delete the trade
Trade.session.delete(trade)
@ -915,7 +921,8 @@ class FreqtradeBot:
# cancel_order may not contain the full order dict, so we need to fallback
# to the order dict aquired before cancelling.
# we need to fall back to the values from order if corder does not contain these keys.
trade.amount = order['amount'] - corder.get('remaining', order['remaining'])
trade.amount = order['amount'] - safe_value_fallback(corder, order,
'remaining', 'remaining')
trade.stake_amount = trade.amount * trade.open_rate
# verify if fees were taken from amount to avoid problems during selling
try: