Chapter 21. Testing your code made easy(-er)
This chapter covers
- Testing your code
- Debugging with the assert statement
- Using Python’s debug variable
- Testing using docstrings
- Creating and using unit tests
The problem with writing code is that you’re never sure you’ve got it right. Every time you turn around, bugs crop up, and what’s worse, fixing those bugs is likely to create more bugs. Fortunately, Python encourages readable code, which helps in debugging; but we still need all the help we can get in maintaining our code.
21.1. Why you need to have tests
Almost all code needs maintenance. Sometimes it requires minor bug fixes, but other times it needs major changes or additions, or even a complete redesign. The more you change your code, ...
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