Book Image

Mastering Django: Core

By : Nigel George
Book Image

Mastering Django: Core

By: Nigel George

Overview of this book

Mastering Django: Core is a completely revised and updated version of the original Django Book, written by Adrian Holovaty and Jacob Kaplan-Moss - the creators of Django. The main goal of this book is to make you a Django expert. By reading this book, you’ll learn the skills needed to develop powerful websites quickly, with code that is clean and easy to maintain. This book is also a programmer’s manual that provides complete coverage of the current Long Term Support (LTS) version of Django. For developers creating applications for commercial and business critical deployments, Mastering Django: Core provides a complete, up-to-date resource for Django 1.8LTS with a stable code-base, security fixes and support out to 2018.
Table of Contents (33 chapters)
Mastering Django: Core
Credits
About the Author
www.PacktPub.com
Preface
Free Chapter
1
Introduction to Django and Getting Started

Template inheritance


Our template examples so far have been tiny HTML snippets, but in the real world, you'll be using Django's template system to create entire HTML pages. This leads to a common web development problem: across a web site, how does one reduce the duplication and redundancy of common page areas, such as site wide navigation?

A classic way of solving this problem is to use server-side includes, directives you can embed within your HTML pages to include one web page inside another. Indeed, Django supports that approach, with the {% include %} template tag just described.

But the preferred way of solving this problem with Django is to use a more elegant strategy called templateinheritance. In essence, template inheritance lets you build a base skeleton template that contains all the common parts of your site and defines "blocks" that child templates can override. Let's see an example of this by creating a more complete template for our current_datetime view, by editing the current_datetime...