@classmethod
    def is_invalid_marker(cls, text):
        try:
            cls.evaluate_marker(text)
        except SyntaxError as e:
            return cls.normalize_exception(e)
        return False
Delete all characters in a list from the cmap tables of a font.
dataset/ETHPy150Open anzev/hedwig/build/pip/pip/_vendor/pkg_resources/__init__.py/MarkerEvaluation.is_invalid_marker--crossover with--dataset/ETHPy150Open googlei18n/nototools/nototools/font_data.py/delete_from_cmap