Flask Framework Cookbook - Second Edition

Debugging, Error Handling, and Testing

Until now, in this book, we have concentrated on developing applications and adding features to them one at a time. It is very important to know how robust our application is and to keep track of how the application has been working and performing. This, in turn, gives rise to the need to be informed when something goes wrong in the application. It is normal to miss out on certain edge cases while developing the application, and usually, even the test cases miss them out. It would be great to know about these edge cases whenever they occur so that they can be handled accordingly.

Effective logging and the ability to debug quickly are a couple of the deciding factors when choosing a framework for application ...