code: def get_json_tree_path(self, *args, **kwargs):
          
          json_tree_path = os.path.join(self.TREES_DATA_DIR, self.RICECOOKER_JSON_TREE)
          return json_tree_path
docs: Return path to ricecooker json tree file. Override this method to use
          a custom filename, e.g., for channel with multiple languages.