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Django 3 Web Development Cookbook

You're reading from   Django 3 Web Development Cookbook Actionable solutions to common problems in Python web development

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Product type Paperback
Published in Mar 2020
Publisher Packt
ISBN-13 9781838987428
Length 608 pages
Edition 4th Edition
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Authors (2):
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Jake Kronika Jake Kronika
Author Profile Icon Jake Kronika
Jake Kronika
Aidas Bendoraitis Aidas Bendoraitis
Author Profile Icon Aidas Bendoraitis
Aidas Bendoraitis
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Toc

Table of Contents (15) Chapters Close

Preface 1. Getting Started with Django 3.0 2. Models and Database Structure FREE CHAPTER 3. Forms and Views 4. Templates and JavaScript 5. Custom Template Filters and Tags 6. Model Administration 7. Security and Performance 8. Hierarchical Structures 9. Importing and Exporting Data 10. Bells and Whistles 11. Testing 12. Deployment 13. Maintenance 14. Other Books You May Enjoy

Using a single selection field to choose a category in forms with django-mptt

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.

Getting ready

We will start with the categories and ideas apps that we defined in the previous recipes. For this recipe, we will also need django-crispy-forms. Have a look at how to install it in the Creating a form layout with django-crispy-forms recipe in Chapter 3, Forms and Views.

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