@property
    def alive(self):
        """Does this cursor have the potential to return more data?

        This is mostly useful with `tailable cursors
        <http://www.mongodb.org/display/DOCS/Tailable+Cursors>`_
        since they will stop iterating even though they *may* return more
        results in the future.

        .. versionadded:: 1.5
        """
        return bool(len(self.__data) or (not self.__killed))
dataset/ETHPy150Open blynch/CloudMemeBackend/pymongo/cursor.py/Cursor.alive/original