Django 2 by Example

Using mixins for class-based views

Mixins are a special kind of multiple inheritance for a class. You can use them to provide common discrete functionality that, added to other mixins, allows you to define the behavior of a class. There are two main situations to use mixins:

• You want to provide multiple optional features for a class
• You want to use a particular feature in several classes

Django comes with several mixins that provide additional functionality to your class-based views. You can learn more about mixins at https://docs.djangoproject.com/en/2.0/topics/class-based-views/mixins/.

We are going to create a mixin class that includes a common behavior and use it for the course's views. Edit the views.py file of the courses application ...