def get_physical_value_list(self):
        output_list = []
        for reel in self.reels:
            if reel:
                output_list.append(reel.check_hw_switches())

        return output_list
Reimplemented to define a size hint based on the size of the pixmap.
dataset/ETHPy150Open missionpinball/mpf/mpf/devices/score_reel.py/ScoreReelGroup.get_physical_value_list--crossover with--dataset/ETHPy150Open enthought/traitsui/traitsui/qt4/image_enum_editor.py/ImageEnumItemDelegate.sizeHint