def looseDetab(self, text, level=1):
        """ Remove a tab from front of lines but allowing dedented lines. """
        lines = text.split('\n')
        for i in range(len(lines)):
            if lines[i].startswith(' '*self.tab_length-level):
                lines[i] = lines[i][self.tab_length*level:]
        return '\n'.join(lines)
dataset/ETHPy150Open darcyliu/storyboard/markdown/blockprocessors.py/BlockProcessor.looseDetab/operator `*` -> `-`