def get_marks(self, group_index):
        marks_index = 2 * group_index
        if len(self.marks) > marks_index + 1:
            return self.marks[marks_index], self.marks[marks_index + 1]
        else:
            return None, None
dataset/ETHPy150Open amrdraz/kodr/app/brython/www/src/Lib/_sre.py/_State.get_marks/original