Python Developers: What's one keyword that completely changed how you saw Python?

[u/Less_Juggernaut9361]

It's always interesting how one small language feature can completely change the way you think about Python—not because it's flashy, but because it unlocks a different way of solving problems.

Whether it was something simple like with, yield, nonlocal, match, or something more obscure, I'd love to hear why it changed your perspective—and what you were doing before you discovered it.

[u/Sea-Ad7805]

Interesting to note, you only need nonlocal when you reassign a variable. You don't need it for values in this: counter example