luke9.py

#!/usr/bin/env python3

import random

def shiftCharCode(code, shift):
    return ((code + shift + 185) % 217) + 32

def shiftString(s, shift):
    return ''.join(chr(shiftCharCode(ord(i), shift)) for i in s)

def shiftRight(s):
    return shiftString(s, 1)

def shiftLeft(s):
    return shiftString(s, -1)

def moveRight(s):
    return s[-1] + s[:-1]

def moveLeft(s):
    return s[1:] + s[0]

def addNoise(s):
    return s + chr(int(random.random()*58) + 65)

def removeNoise(s, dummy=False):
    return s[:-1] if not dummy else s

def main(text, strength):
    for i in range(strength+1):
        for j in range(strength-i+1):
            k = strength-i-j+1
            t = text
            items = {shiftLeft: i, moveLeft: j, lambda s: removeNoise(s, dummy=True): k}
            l = (f for f in items for d in range(items[f]))
            for f in l:
                t = f(t)
            print(t)

if __name__ == '__main__':
    main('yFiWWox*xs}}ox6*tk*rkx*o|*ox*vs~ox*rs}}sqz|yzz6zW', 20)