Web API Development with Flask (Video 5)

This video tutorial covers the use of flash messages and custom error pages in Flask. It explains how flash messages provide user feedback and how they can be categorized. The video also demonstrates creating custom error pages for different error codes, such as 404 and 500, using Flask's error handling capabilities. Additionally, it outlines the process of defining custom error handlers in the application. The tutorial concludes with a recap of the covered topics and a preview of the next section, which will delve into web APIs, CRUD operations, and using SQLAlchemy for data storage.

What are flash messages and how are they used in Flask?

What is the purpose of the 'get flash messages' method in Flask?

How can categories be used with flash messages in Flask?

Explain how to create custom error pages in a Flask application.

Describe the process of handling different error codes in Flask.