def decipher(self, string): """Decipher string using ADFGX cipher according to initialised key information. Punctuation and whitespace are removed from the input. Example:: plaintext = ADFGX('phqgmeaylnofdxkrcvszwbuti', 'HELLO').decipher(ciphertext) :param string: The string to decipher. :returns: The enciphered string. """ step2 = ColTrans(self.keyword).decipher(string) step1 = PolybiusSquare(self.key, size=5, chars='ADFGX').decipher(step2) return step1
def encipher(self, string): """Encipher string using ADFGVX cipher according to initialised key information. Punctuation and whitespace are removed from the input. Example:: ciphertext = ADFGVX('ph0qg64mea1yl2nofdxkr3cvs5zw7bj9uti8', 'HELLO').encipher(plaintext) :param string: The string to encipher. :returns: The enciphered string. """ step1 = PolybiusSquare(self.key, size=6, chars='ADFGVX').encipher(string) step2 = ColTrans(self.keyword).encipher(step1) return step2