You can make many methods
Over 100 to be exact
That start with two underscores
What do you think of that?

The runtime, it calls these
At points A or B
To do special magic
At runtime, you see.

You may have seen __getattr__ or __init__
But __rfloordiv__? What’s the point of it?

Come take a quick tour, your mother won’t mind
And hear a talk that’s one-of-a-kind
About how Python uses them under-the-hood
And how you can use them to write code that's real good