Get all the caesar ciphers for a given string.

all_caesar_ciphers.py

# print all caesar ciphers

# python caesar.py word
import sys
for offset in range(1,26):
    word = ''
    for letter in sys.argv[1].lower():
        num_of_letter = ord(letter) 
        new_num = num_of_letter + offset

        if new_num > ord('z'):
            new_num -= 26
        elif new_num < ord('a'):
            new_num += 26
        word += chr(new_num)
    print offset, word