Django Unleashed

5.9.3 View Internals

CBVs also come with several much subtler advantages. To best understand these advantages, it’s worth diving into the internals of View and seeing exactly what we’re inheriting when we create a CBV.

The easiest place to start is with as_view(). In a URL pattern, we use as_view() to reference the CBV. Example 5.66 shows an example generic URL pattern.

Example 5.66: Python Code

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url(r'^(?P<slug>[\w\-]+)/$',     CBV.as_view(class_attribute=some_value),     {'dict_key': 'dict_value'},     name='app_model_action')

The as_view() method is a static class method (note that we call PostList.as_view() and not PostList().as_view()) and acts as a factory; as_view() returns a view (a method on the instance ...