God I wish there was an easier way to do this

andioop@programming.dev · 3 年前

God I wish there was an easier way to do this

SpeakinTelnet@programming.dev · edit-2 3 年前

def is_even(n):
    match n:
        case 1:
            return False
        case 0:
            return True
        # fix No1
        case n &lt; 0:
            return is_even(-1*n)
        case _:
            return is_even(n-2)

sloppy_diffuser@sh.itjust.works · 3 年前

Python added match/case?! Bunch of mypy issues have been closed too. Maybe its time to dust off some old projects.

SpeakinTelnet@programming.dev · 3 年前

It was added in 3.10 and is surprisingly complete. The tutorial pep is a good starting point to see what it can accomplish

Chobbes@lemmy.world · 3 年前

Well… At least it’s tail recursive.

AlyxMS [he/him]@hexbear.net · 3 年前

What if the input is negative

SpeakinTelnet@programming.dev · 3 年前

Fixed!