#!/usr/bin/python
# -*- coding: utf-8 -*-
import binascii
from pyDes import des, CBC, PAD_PKCS5
secret_key = '021ynxbd'


def des_encrypt(s):
    iv = secret_key
    k = des(secret_key, CBC, iv, pad=None, padmode=PAD_PKCS5)
    en = k.encrypt(s, padmode=PAD_PKCS5)
    return binascii.b2a_hex(en)


def des_decrypt(s):
    iv = secret_key
    k = des(secret_key, CBC, iv, pad=None, padmode=PAD_PKCS5)
    de = k.decrypt(binascii.a2b_hex(s), padmode=PAD_PKCS5)
    return de


if __name__ == '__main__':
    secret_str = des_encrypt('XBD.User@000626')
    print('密文:', secret_str)
    clear_str = des_decrypt(secret_str)
    print('明文:', clear_str)