bgneal@55: """Example of how to perform a decrypt operation using the standard
bgneal@55: procedure. Assumes a key file named m209keys.cfg exists in the current directory
bgneal@55: and contains the key list with indicator MB.
bgneal@55: 
bgneal@55: """
bgneal@55: from m209.procedure import StdProcedure
bgneal@55: from m209.keylist.config import read_key_list
bgneal@55: 
bgneal@55: msg = ('IIPDU FHLMB LASGD KTLDO OSRMZ PWGEB HYMCB IKSPT IUEPF FUHEO NQTWI VTDPC'
bgneal@55:       ' GSPQX IIPDU FHLMB')
bgneal@55: 
bgneal@55: proc = StdProcedure()
bgneal@55: params = proc.set_decrypt_message(msg)
bgneal@55: key_list = read_key_list('m209keys.cfg', params.key_list_ind)
bgneal@55: if key_list:
bgneal@55:     proc.set_key_list(key_list)
bgneal@55:     plaintext = proc.decrypt()
bgneal@55:     print(plaintext)
bgneal@55: else:
bgneal@55:     print("Key list '{}' not found".format(params.key_list_ind))