Book Image

Odoo 12 Development Cookbook - Third Edition

By : Gajjar, Fayolle, Holger Brunn, Daniel Reis
Book Image

Odoo 12 Development Cookbook - Third Edition

By: Gajjar, Fayolle, Holger Brunn, Daniel Reis

Overview of this book

Odoo is a powerful framework known for rapid application development. Its latest release, Odoo 12, introduces tons of new features. With this book, you’ll learn how to develop powerful Odoo applications from scratch, using all the latest features. This Odoo cookbook starts by covering Odoo installation and deployment on the server. Next, you’ll explore the Odoo framework with real-world examples. You’ll create a new Odoo module from the ground up and progress to advanced framework concepts. You’ll also learn how to modify existing applications, including Point of Sale (POS). This book is not just limited to backend development; the advanced JavaScript recipes for creating new views and widgets will help you build beautiful UI elements. As you move forward, you’ll gain insights into website development and become a quality Odoo developer by studying performance optimization, debugging, and automated tests. Finally, you’ll learn the latest concepts like multi-website, In-App Purchasing (IAP), Odoo.sh, and IoT Box. By the end of the book, you’ll have all the knowledge you need to build powerful Odoo applications. The development best practices used in this book will undoubtedly come handy when you are working with the Odoo framework.
Table of Contents (26 chapters)

Filtering recordsets

In some cases, you already have a recordset, but only you need to operate on certain records. You can, of course, iterate on the recordset, checking for the condition on each iteration and acting depending on the result of the check. It can be easier, and in some cases, more efficient, to construct a new recordset containing only the interesting records and calling a single operation on that recordset.

This recipe shows you how to use the filter() method to extract recordsets from another one.

Getting ready

We will reuse the simplified library.book model that was shown in the Creating new records recipe. This recipe defines a method to extract books that have multiple authors from a supplied recordset...