def encipher(self,string):
step1 = PolybiusSquare(self.key,size=<NUM_LIT:6>,chars='<STR_LIT>').encipher(string)<EOL>step2 = ColTrans(self.keyword).encipher(step1)<EOL>return step2<EOL>
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.