code: def setUseAdjustedValue(self, useAdjusted):
      if useAdjusted:
          raise Exception("Adjusted close is not available")
  
imports: from pyalgotrade import barfeed
  from pyalgotrade import bar
  from pyalgotrade.barfeed import csvfeed
  from pyalgotrade.utils import dt
  import datetime
label_desc: Use image node_id 4 for calling the TradeBar obj's underlying member method code with example usage: obj.setUseAdjustedValue(useAdjusted) without return types