Flask Blueprints [Paperback]

Dive into the world of the Flask microframework to develop an array of web applications

About This Book

• Structure, compose, and build powerful Flask HTML-based applications and JSON/XML-based APIs using advanced application design patterns
• Integrate third-party Flask extensions for tasks such as social authentication, sending emails, and interacting with databases and cache layers
• Build a series of Flask applications of increasing complexity

Who This Book Is For

If you are a Python web developer who has developed basic Flask applications and now wants to build a series of more complex web applications, then this is the book for you.

What You Will Learn

• Use the virtualenv Python package to effectively isolate your development environments
• Convert a simple one-file Flask application into a more full-fledged multi-package application
• Integrate Flask-Login for simple user authentication, Flask-WTF for forms, and Flask-SQLAlchemy for database interactions
• Explore URL routing and dispatching in a blueprint structured application
• Create your own signals and consume them within your application
• Learn to leverage Werkzeug, the WSGI library that powers much of Flask
• Implement custom exceptions for handling non-20x response codes
• Write your own CLI tools for administrative and development tasks of your Flask application using Flask-Script/Click
• Build your Flask extensions to encapsulate reusable behaviors across your applications
• Integrate your application with open source JavaScript-based graphing libraries to create simple data visualizations

In Detail

Flask is a small but powerful web development framework for Python. Though Flask is termed a micro-framework, it is no way lacking in functionality; there are many extensions available to Flask which helps it to function at the same level as other large l³-