code: def getGrouped(self):
      bar_dict = {}
      for instrument, grouper in self.__barGroupers.items():
          bar_dict[instrument] = grouper.getGrouped()
      return bar.Bars(bar_dict)
  
imports: from pyalgotrade import barfeed
  from pyalgotrade.dataseries import resampled
  from pyalgotrade import resamplebase
  from pyalgotrade import bar
label_desc: Use image node_id 3 for calling the BarsGrouper obj's underlying member method code with example usage: obj.getGrouped() and returns: bar