How to Speed Up Method Invocation in Python

Python is a really lovely language to program as an implementer. It's got a lot of weird corner cases, and it's a very hard thing for computers to reason about. The core of what makes it possible for systems to speed up code is their ability to reason about the code that you've written. And so I think that the reason you're seeing so many different approaches is because there's a million different ways to look at the problem.