Why does this iterative list-growing code give IndexError: list assignment index out of range?

Question

Please consider the following code:

i = [1, 2, 3, 5, 8, 13]
j = []
k = 0

for l in i:
    j[k] = l
    k += 1

print j

The output (Python 2

Answer 1

Your other option is to initialize j:

j = [None] * len(i)