> Exceptions are for exceptional cases isn't just a performance thing, it's a reasoning thing: You're jumping out of the established control flow and there shou

> Exceptions are for exceptional cases isn't just a performance thing, it's a reasoning thing: You're jumping out of the established control flow and there should be a very good reason for that. Python uses exceptions for all sorts of things like to signal the end of an iteration which isn’t exceptional at all. That ship sailed a long time ago.