Book Image

Learn Web Development with Python

By : Fabrizio Romano, Gaston C. Hillar, Arun Ravindran
Book Image

Learn Web Development with Python

By: Fabrizio Romano, Gaston C. Hillar, Arun Ravindran

Overview of this book

If you want to develop complete Python web apps with Django, this Learning Path is for you. It will walk you through Python programming techniques and guide you in implementing them when creating 4 professional Django projects, teaching you how to solve common problems and develop RESTful web services with Django and Python. You will learn how to build a blog application, a social image bookmarking website, an online shop, and an e-learning platform. Learn Web Development with Python will get you started with Python programming techniques, show you how to enhance your applications with AJAX, create RESTful APIs, and set up a production environment for your Django projects. Last but not least, you’ll learn the best practices for creating real-world applications. By the end of this Learning Path, you will have a full understanding of how Django works and how to use it to build web applications from scratch. This Learning Path includes content from the following Packt products: • Learn Python Programming by Fabrizio Romano • Django RESTful Web Services by Gastón C. Hillar • Django Design Patterns and Best Practices by Arun Ravindran
Table of Contents (33 chapters)
Title Page
About Packt
Contributors
Preface
Index

Configuring filter backend classes


So far, we have been working with the entire queryset as the result set. For example, whenever we requested the drones resource collection, the RESTful Web Service worked with the entire resource collection and used the default sorting we had configured in the model. Now, we want our RESTful Web Service to be able to provide filtering, searching, and sorting features.

It is very important to understand that we have to be careful with the fields we configure to be available in the filtering, searching, and ordering features. The configuration will have an impact on the queries executed on the database, and therefore, we must make sure that we have the appropriate database optimizations, considering the queries that will be executed. Specific database optimizations are outside of the scope of this book, but you definitely must take them into account when you configure these features.

Make sure you quit Django's development server. Remember that you just need...