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to the latest version of Flask and Python, this third edition of the Flask Framework Cookbook moves away from the outdated libraries, updates content to incorporate new coding patterns, and introduces recipes for the latest tools.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

Creating a simple CRUD interface

CRUD refers to Create, Read, Update, and Delete. A basic necessity of an admin interface is to have the ability to create, modify, or delete the records/resources from the application as and when needed. We will create a simple admin interface that will allow admin users to perform these operations on the records that other normal users generally can’t.

Getting ready

We will start with the authentication application from the Authenticating using the Flask-Login extension recipe in Chapter 6, Authenticating in Flask, and add admin authentication with an interface for admins, which would allow only the admin users to create, update, and delete user records. Here, in this recipe, I will cover some specific parts that are necessary to understand the concepts. For the complete application, you can refer to the code samples available for the book.

How to do it...

To create a simple admin interface, perform the following steps:

  1. Start...