scroller.py 文件源码

def next(self):
        """Fetch next page from scroll API."""
        d = None
        if self._first_results:
            d = succeed(EsUtils.extract_hits(self._first_results))
            self._first_results = None
        elif self._scroll_id:
            d = self._scroll_next_results()
        else:
            raise StopIteration()
        return d