def fetch(self, limit, offset=0, **kwargs):
    if limit is None:
      kwargs.setdefault('batch_size', datastore._MAX_INT_32)
    return list(self.run(limit=limit, offset=offset, **kwargs))
Return a list of items selected using SQL-like limit and offset.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/db/__init__.py/_BaseQuery.fetch