def next(self):
        if len(self.chained) == 1:
            return self.chained[0].next()
        else:
            try:
                return self.chained[0].next()
            except __HOLE__:
                self.chained.pop(0)
                return self.next()
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/Paste-2.0.1/paste/wsgilib.py/chained_app_iters.next