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)

Introduction

To ensure the quality and correctness of your code, you should have automated software tests. Django provides tools for you to write test suites for your website. Test suites automatically check your website and its components to ensure that everything is working correctly. When you modify your code, you can run the tests to check whether your changes affected the application's behavior negatively.

The world of automated software testing has a wide range of divisions and terminologies. For the sake of this book, we will divide testing into the following categories:

  • Unit testing refers to tests that are strictly targeted at individual pieces, or units, of code. Most commonly, a unit corresponds to a single file or module, and unit tests do their best to validate that the logic and behaviors are as expected.
  • Integration testing goes one step further, dealing with...