code: def get_group_category(self, category):
          
          category_id = obj_or_id(category, "category", (GroupCategory,))
  
          response = self.__requester.request(
              'GET',
              'group_categories/{}'.format(category_id)
          )
          return GroupCategory(self.__requester, response.json())
docs: Get a single group category.
  
          :calls: `GET /api/v1/group_categories/:group_category_id \
          <https://canvas.instructure.com/doc/api/group_categories.html#method.group_categories.show>`_
  
          :param category: The object or ID of the category.
          :type category: :class:`canvasapi.group.GroupCategory` or int
  
          :rtype: :class:`canvasapi.group.GroupCategory`