What happens if you want to show category selection in a form? How will the hierarchy be presented? In django-mptt, there is a special TreeNodeChoiceField form field that you can use to show the hierarchical structures in a selected field. Let's take a look at how to do this.
Using a single selection field to choose a category in forms with django-mptt
Getting ready
We will start with the movies app that we defined in the previous recipes.
How to do it...
Let's enhance the filter form for movies that we created in the Filtering object lists recipe in Chapter...
