How to make a parallel loop?

Question

Python

a = [1,2,3,4,5]
b = [1,2,3,4,5]
for (i, r) in (a, b):
print(i, r)
ValueError: too many values to unpack (expected 2)

I remember that I saw such an implementation somewhere, but something doesn’t work, what am I doing wrong?

Answer 1

for i,r in zip(a,b):