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    Help on YahooFinanceData

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    • T
      TerryDuan last edited by

      Hello world,

      I'm new to this package, trying to get some historical data from YahooFinance using below code:

      MSFT = bt.feeds.YahooFinanceData(dataname = 'MSFT', fromdata=datetime.datetime(2019,1,1), todate=datetime.datetime(2019,12,31), reverse=False)
      
      cerebro.adddata(MSFT, name = 'MSFT')  # Add the data feed
      
      cerebro.addstrategy(SmaCross)  # Add the trading strategy
      
      result = cerebro.run()
      

      but got below error:

      File "C:\Users\terry\Anaconda3\envs\spyder-env\lib\site-packages\backtrader\feed.py", line 203, in _start
      self.start()

      File "C:\Users\terry\Anaconda3\envs\spyder-env\lib\site-packages\backtrader\feeds\yahoo.py", line 352, in start
      self.start_v7()

      File "C:\Users\terry\Anaconda3\envs\spyder-env\lib\site-packages\backtrader\feeds\yahoo.py", line 314, in start_v7
      period1 = (self.p.fromdate.date() - posix).total_seconds()

      AttributeError: 'NoneType' object has no attribute 'date'

      Is this because the YahooFinanceData function is not geting any data from yahoo?
      or if I missed something?

      vladisld 1 Reply Last reply Reply Quote 0
      • vladisld
        vladisld @TerryDuan last edited by

        @terryduan said in Help on YahooFinanceData:

        bt.feeds.YahooFinanceData(dataname = 'MSFT', fromdata=datetime.datetime(2019,1,1)

        Most probably because of a typo:

        bt.feeds.YahooFinanceData(dataname = 'MSFT', fromdata=datetime.datetime(2019,1,1)...
        

        should be:

        bt.feeds.YahooFinanceData(dataname = 'MSFT', fromdate=datetime.datetime(2019,1,1)...
        
        T 1 Reply Last reply Reply Quote 2
        • T
          TerryDuan @vladisld last edited by

          @vladisld Thanks!!, I need to change my font size...

          1 Reply Last reply Reply Quote 1
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