Example use of assert in Python?

Question

I\'ve read about when to use assert vs. exceptions, but I\'m still not \"getting it\". It seems like whenever I think I\'m in a situation where I should use assert, later on in

Answer 1

tend to use assert to check for things that should never happen. sort of like a sanity check.

Another thing to realize is that asserts are removed when optimized:

The current code generator emits no code for an assert statement when optimization is requested at compile time.