cracklepop.py

# python3.5
p = {3: 'Crackle', 5: 'Pop'}
for i in range(1, 101):
    try:
        lst = [p.get(k) for k in p.keys() if i % k == 0]
        el, length = lst[0], len(lst)
        print({1: el, 2: 'CracklePop'}.get(length))
    except IndexError:
        print(i)