Object that functions as a container for all abstract content objects within your site, filtered by content type name.
content_objects is only callable as an attribute on the Site object.
content_objects.[:content_type_name]
Returns all Content Type kind: Abstract Content for the given content type name in a collection.
E.g., when you have a content type with the (plural) name 'categories', site.content_objects.categories returns a collection object.