text: #!/usr/bin/env python3
  # -*- coding: utf-8 -*-
  from pyDes import des, ECB, PAD_PKCS5
  import base64
  
  secret_key = ':M)g>0C9'
  
  
  def DesEncrypt(s):
      iv = secret_key
      k = des(secret_key, ECB, iv, pad=None, padmode=PAD_PKCS5)
      en = k.encrypt(s.encode('utf-8'), padmode=PAD_PKCS5)
      return str(base64.b64encode(en), 'utf-8')
  
  
  def DesDecrypt(s):
      iv = secret_key
      k = des(secret_key, ECB, iv, pad=None, padmode=PAD_PKCS5)
      de = k.decrypt(base64.b64decode(s), padmode=PAD_PKCS5)
      return str(de, 'utf-8')
  