export.py 文件源码

def exportDb(self, cursor=None, backupkey=None, endcursor=None, kind=None, *args, **kwargs):
        global backupKey
        assert safeStringComparison(backupKey, backupkey)
        if cursor:
            c = datastore_query.Cursor(urlsafe=cursor)
        else:
            c = None
        if endcursor:
            endCursor = datastore_query.Cursor(urlsafe=endcursor)
        else:
            endCursor = None
        q = datastore.Query(kind, cursor=c, end_cursor=endCursor)
        logging.error((cursor, backupkey, endcursor, kind))
        r = []
        for res in q.Run(limit=5):
            r.append(self.genDict(res))
        return (pickle.dumps({"cursor": str(q.GetCursor().urlsafe()), "values": r}).encode("HEX"))