Book Image

Flask Framework Cookbook - Third Edition

By : Shalabh Aggarwal
4.3 (4)
Book Image

Flask Framework Cookbook - Third Edition

4.3 (4)
By: Shalabh Aggarwal

Overview of this book

Discover what makes Flask, the lightweight Python web framework, popular, as you delve into its modular design that enables the development of scalable web apps. With this practical guide, you'll explore modern solutions, recommended design patterns, and best practices for Flask web development. Updated to the latest version of Flask and Python, this third edition of the Flask Framework Cookbook moves away from the outdated libraries, updates content to incorporate new coding patterns, and introduces recipes for the latest tools. You'll explore different ways to integrate with GPT to build AI-ready Flask applications. The book starts with an exploration of Flask application configurations and then guides you through working with templates and understanding the ORM and view layers. You’ll also be able to write an admin interface and get to grips with testing using the factory pattern, debugging, and logging errors. Then you’ll discover different ways of using Flask to create, deploy, and manage microservices using AWS, GCP, and Kubernetes. Finally, you’ll gain insights into various deployment and post-deployment techniques for platforms such as Apache, Tornado, and Datadog. By the end of this book, you'll have acquired the knowledge necessary to write Flask applications that cater to a wide range of use cases in the best possible way and scale them using standard industry practices.
Table of Contents (20 chapters)
1
Part 1: Flask Fundamentals
6
Part 2: Flask Deep Dive
12
Part 3: Advanced Flask

Using a WYSIWYG editor for textarea integration

As users of websites, we all know that writing beautifully formatted text using the normal textarea fields is a nightmare. There are plugins that make our life easier and turn simple textarea fields into What You See Is What You Get (WYSIWYG) editors. One such editor is CKEditor. It is open source, provides good flexibility, and has a huge community for support. Additionally, it is customizable and allows users to build add-ons as needed. In this recipe, we will understand how CKEditor can be leveraged to build beautiful textarea fields.

Getting ready

We start by adding a new textarea field to our User model for notes and then integrate this field with CKEditor to write formatted text. This will include the addition of a JavaScript library and a CSS class to a normal textarea field to convert this into a CKEditor-compatible textarea field.

How to do it…

To integrate CKEditor with your application, perform the following...