code: def roll_dice(self):  # Roll dice with current roll
          
          roll = roll_dice(self.roll, floats=self.floats, functions=self.functions)
  
          self._last_roll = roll[0]
          self._last_explanation = roll[1]
  
          return self.last_roll, self.last_explanation
docs: Rolls dicebag and sets last_roll and last_explanation to roll results
  
          :return: Roll results.