Book Image

Django 3 Web Development Cookbook - Fourth Edition

By : Aidas Bendoraitis, Jake Kronika
Book Image

Django 3 Web Development Cookbook - Fourth Edition

By: Aidas Bendoraitis, Jake Kronika

Overview of this book

Django is a web framework for perfectionists with deadlines, designed to help you build manageable medium and large web projects in a short time span. This fourth edition of the Django Web Development Cookbook is updated with Django 3's latest features to guide you effectively through the development process. This Django book starts by helping you create a virtual environment and project structure for building Python web apps. You'll learn how to build models, views, forms, and templates for your web apps and then integrate JavaScript in your Django apps to add more features. As you advance, you'll create responsive multilingual websites, ready to be shared on social networks. The book will take you through uploading and processing images, rendering data in HTML5, PDF, and Excel, using and creating APIs, and navigating different data types in Django. You'll become well-versed in security best practices and caching techniques to enhance your website's security and speed. This edition not only helps you work with the PostgreSQL database but also the MySQL database. You'll also discover advanced recipes for using Django with Docker and Ansible in development, staging, and production environments. By the end of this book, you will have become proficient in using Django's powerful features and will be equipped to create robust websites.
Table of Contents (15 chapters)

Using model mixins

In object-oriented languages, such as Python, a mixin class can be viewed as an interface with implemented features. When a model extends a mixin, it implements the interface and includes all of its fields, attributes, properties, and methods. The mixins in Django models can be used when you want to reuse the generic functionalities in different models multiple times. The model mixins in Django are abstract base model classes. We will explore them in the next few recipes.

Getting ready

First, you will need to create reusable mixins. A good place to keep your model mixins is in a myproject.apps.core app. If you create a reusable app that you will share with others, keep the model mixins in the reusable app...