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Tws connection problem



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    from __future__ import (absolute_import, division, print_function,
                            unicode_literals)
    
    import backtrader as bt
    
    
    class St(bt.Strategy):
        def logdata(self):
            txt = []
            txt.append('{}'.format(len(self)))
            txt.append('{}'.format(self.data.datetime.datetime(0).isoformat()))
            txt.append('{:.2f}'.format(self.data.open[0]))
            txt.append('{:.2f}'.format(self.data.high[0]))
            txt.append('{:.2f}'.format(self.data.low[0]))
            txt.append('{:.2f}'.format(self.data.close[0]))
            txt.append('{:.2f}'.format(self.data.volume[0]))
            print(','.join(txt))
    
        data_live = False
    
        def notify_data(self, data, status, *args, **kwargs):
            print('*' * 5, 'DATA NOTIF:', data._getstatusname(status), *args)
            if status == data.LIVE:
                self.data_live = True
    
        def notify_order(self, order):
            if order.status == order.Completed:
                buysell = 'BUY ' if order.isbuy() else 'SELL'
                txt = '{} {}@{}'.format(buysell, order.executed.size,
                                        order.executed.price)
                print(txt)
    
        bought = 0
        sold = 0
    
        def next(self):
            self.logdata()
            if not self.data_live:
                return
    
            if not self.bought:
                self.bought = len(self)  # keep entry bar
                self.buy()
            elif not self.sold:
                if len(self) == (self.bought + 3):
                    self.sell()
    
    
    def run(args=None):
        cerebro = bt.Cerebro(stdstats=False)
        ibstore = bt.stores.IBStore(host='127.0.0.1', port=7497, clientId=35)
        data = ibstore.getdata(dataname='TWTR', timeframe=bt.TimeFrame.Ticks)
        cerebro.resampledata(data, timeframe=bt.TimeFrame.Seconds, compression=10)
    
        cerebro.broker = ibstore.getbroker()
    
        cerebro.addstrategy(St)
        cerebro.run()
    if __name__ == '__main__':
        run()
    

    What should i change to have connection?



  • enable API in IB Workstation, and check port number.



  • @rami thank's, the problem was with port number. Successfully connected with IB Workstation, and I have another problem.For output, I get

    Server Version: 76
    TWS Time at connection:20190506 01:29:55 ALMT
    ***** DATA NOTIF: DELAYED
    ***** DATA NOTIF: NOTSUBSCRIBED
    

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