code: def get_item_list(self, item_list_url):
          
          resp = self.api_request(str(item_list_url))
          return ItemList(resp['items'], self, str(item_list_url), resp['name'])
docs: Retrieve an item list from the server as an ItemList object
  
          :type item_list_url: String or ItemList
          :param item_list_url: URL of the item list to retrieve, or an
              ItemList object
  
          :rtype: ItemList
          :returns: The ItemList
  
          :raises: APIError if the request was not successful