If you work with strings in your Python scripts and you're writing obscure logic to process them, then you need to look into ...

I like the idea for function chaining on functions with many input parameters, but returning a collection could accomplish the same thing. And if you're working with a library that you can't change, ...

Python, for all its power and popularity, has long lacked a form of flow control found in other languages—a way to take a value and match it elegantly against one of a number of possible conditions.