def _parse_line(self, line, loc):
        try:
            distribution, nratings, score, title = line[6:].split(None, 3)
            return (title, loc, (distribution, nratings, score))
        except (ValueError, IndexError):
            if line <= '':
                return None
            else:
                raise
dataset/ETHPy150Open nandhp/python-imdb/imdb/parsers.py/IMDbRatingParser._parse_line/operator `==` -> `<=`