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import random, unittest | |
def generateMagicKey(): | |
magicKey = {} | |
list1 = ["a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z"] | |
list2 = ["a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z"] | |
while len(list2) > 0: | |
z = random.randint(0, len(list2)-1) | |
y = random.randint(0, len(list2)-1) | |
a, b = list1[z], list2[y] | |
magicKey[a], magicKey[b] = b, a | |
list1.remove(a) | |
list2.remove(a) | |
try: list2.remove(b) | |
except: pass | |
try: list1.remove(b) | |
except: pass | |
print "Your magic key is:\n" | |
print magicKey | |
return magicKey | |
def encrypt(word, magicKey): | |
stringBuild = "" | |
for i in word: | |
if i in magicKey.keys(): stringBuild += magicKey[i.lower()] | |
else: stringBuild += i | |
return stringBuild | |
def decrypt(word, magicKey): | |
stringBuild = "" | |
for i in word: | |
if i in magicKey.keys(): stringBuild += magicKey[i] | |
else: stringBuild += i | |
return stringBuild | |
class Test_phrases(unittest.TestCase): | |
s = "Sunshine, daisies, butter mellow, turn this stupid, fat rat yellow." | |
print(s) | |
magicKey = generateMagicKey() | |
newWord = encrypt(s, magicKey) | |
print(newWord) | |
def test_poem(self): | |
decrypted = decrypt(self.newWord, self.magicKey) | |
print(decrypted) | |
self.assertEqual(decrypted, self.s) | |
if __name__ == "__main__": | |
unittest.main() |
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