def get_css_classes(self):
        css_classes = set(self.default_css_classes)

        if self.is_required:
            css_classes.add('required')

        return css_classes
Whether the SWF is compressed using LZMA
dataset/ETHPy150Open reviewboard/reviewboard/reviewboard/reviews/fields.py/BaseReviewRequestField.get_css_classes--crossover with--dataset/ETHPy150Open timknip/pyswf/swf/movie.py/SWFHeader.compressed_lzma