Chapter 7. Introducing pytest

Automated testing is considered to be an indispensable tool and methodology for producing high-quality software. Testing should be a part of every professional software developer's toolbox, yet at the same time, it is considered by many to be a boring and repetitive part of the job. But that does not have to be the case when you use pytest as your testing framework.

This book will introduce you to various key features and will teach how to use pytest effectively in your day-to-day coding tasks right from the first chapter, focusing on making you productive as quickly as possible. Writing tests should then become a joy, rather than a boring part of the job.

We will start by taking a look at the reasons why automated testing is important. I will also try to convince you that it is not something that you should have simply because it is the right thing to do. Automated testing is something that you will want to have because it will make your job much easier and more...