text: # encoding: utf-8
  #
  #
  # This Source Code Form is subject to the terms of the Mozilla Public
  # License, v. 2.0. If a copy of the MPL was not distributed with this file,
  # You can obtain one at http:# mozilla.org/MPL/2.0/.
  #
  # Author: Kyle Lahnakoski (kyle@lahnakoski.com)
  #
  from __future__ import absolute_import, division, unicode_literals
  
  
  class Snowflake(object):
      """
      REPRESENT ONE ALIAS, AND ITS NESTED ARRAYS
      """
  
      def get_schema(self, query_path):
          raise NotImplemented()
  
      @property
      def query_paths(self):
          raise NotImplemented()
  
      @property
      def columns(self):
          raise NotImplemented()
  
  