code: def create(self, parent_id, data, store_view=None):
          
          return int(self.call(
              'catalog_category.create', [parent_id, data, store_view])
          )
docs: Create new category and return its ID
  
          :param parent_id: ID of parent
          :param data: Data for category
          :param store_view: Store view ID or Code
          :return: Integer ID