RosettaCodeData/Task/Caesar-cipher/Python/caesar-cipher-4.py

10 lines
332 B
Python

from string import ascii_uppercase as abc
def caesar(s, k, decode = False):
trans = dict(zip(abc, abc[(k,26-k)[decode]:] + abc[:(k,26-k)[decode]]))
return ''.join(trans[L] for L in s.upper() if L in abc)
msg = "The quick brown fox jumped over the lazy dogs"
print(caesar(msg, 11))
print(caesar(caesar(msg, 11), 11, True))