__init__.py 文件源码

def make_ascending_datastore_query(self, kind, keys_only=False, filters=None):
    """Construct a query for this key range without setting the scan direction.

    Args:
      kind: A string.
      keys_only: bool, default False, use keys_only on Query?
      filters: optional list of filters to apply to the query. Each filter is
        a tuple: (<property_name_as_str>, <query_operation_as_str>, <value>).
        User filters are applied first.

    Returns:
      A datastore.Query instance.
    """
    query = datastore.Query(kind,
                            namespace=self.namespace,
                            _app=self._app,
                            keys_only=keys_only)
    query.Order(("__key__", datastore.Query.ASCENDING))

    query = self.filter_datastore_query(query, filters=filters)
    return query