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Oandatest.py: TypeError: cancel() takes 1 positional argument but 2 were given
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When cancelling orders, I get the error noted in the title.
backtrader version: 1.9.39.116
See below for arguments used on the script.
python3 oandatest.py --account REMOVED --token REMOVED --data0 GBP_USD --resample --timeframe Minutes --compression 1 --no-backfill_start --exectype Limit --cancel 1 --stake 1000 --trade --broker -------------------------------------------------- Strategy Created -------------------------------------------------- -- Contract Details: {'instrument': 'GBP_USD', 'displayName': 'GBP/USD', 'maxTradeUnits': 10000000, 'pip': '0.0001'} Datetime, Open, High, Low, Close, Volume, OpenInterest, SMA ***** DATA NOTIF: LIVE Data0, 0001, 736424.157639, 2017-04-05T03:47:00.000000, 1.244250, 1.244250, 1.244250, 1.244250, 0, 0, nan -------------------------------------------------- ORDER BEGIN 2017-04-05 11:50:00.379197 Ref: 1 OrdType: 0 OrdType: Buy Status: 1 Status: Submitted Size: 1000 Price: 1.2392500000000002 Price Limit: None TrailAmount: None TrailPercent: None ExecType: 2 ExecType: Limit CommInfo: <backtrader.comminfo.CommInfoBase object at 0x7f84ce10c748> End of Session: 736424.9999999999 Info: AutoOrderedDict([('trailamount', None), ('trailpercent', None), ('transmit', True), ('oco', None), ('parent', None)]) Broker: <backtrader.brokers.oandabroker.OandaBroker object at 0x7f84cc8eaa58> Alive: True -------------------------------------------------- ORDER END -------------------------------------------------- ORDER BEGIN 2017-04-05 11:50:00.379703 Ref: 1 OrdType: 0 OrdType: Buy Status: 2 Status: Accepted Size: 1000 Price: 1.2392500000000002 Price Limit: None TrailAmount: None TrailPercent: None ExecType: 2 ExecType: Limit CommInfo: <backtrader.comminfo.CommInfoBase object at 0x7f84ce10c748> End of Session: 736424.9999999999 Info: AutoOrderedDict([('trailamount', None), ('trailpercent', None), ('transmit', True), ('oco', None), ('parent', None)]) Broker: None Alive: True -------------------------------------------------- ORDER END Data0, 0002, 736424.159722, 2017-04-05T03:50:00.000000, 1.244320, 1.244530, 1.244300, 1.244520, 0, 0, nan Exception in thread Thread-5: Traceback (most recent call last): File "/usr/lib/python3.5/threading.py", line 914, in _bootstrap_inner self.run() File "/usr/lib/python3.5/threading.py", line 862, in run self._target(*self._args, **self._kwargs) File "/home/dave/.local/lib/python3.5/site-packages/backtrader/stores/oandastore.py", line 559, in _t_order_cancel self.broker._cancel(oref) File "/home/dave/.local/lib/python3.5/site-packages/backtrader/brokers/oandabroker.py", line 185, in _cancel order.cancel(self) TypeError: cancel() takes 1 positional argument but 2 were given -