def save(self, *args, **kwargs):
        self.treewalk(save=False)
        super(KnowledgeFolder, self).save(*args, **kwargs)


# KnowledgeCategory model
Get raw query string as str. Return '' if no query string.
dataset/ETHPy150Open treeio/treeio/treeio/knowledge/models.py/KnowledgeFolder.save--crossover with--dataset/ETHPy150Open michaelliao/transwarp/transwarp/web.py/Request.query_string