itsdangerous

itsdangerous的使用

---

安装：

• pip install itsdangerous

　　

使用：

•  1 from itsdangerous import TimedJSONWebSignatureSerializer as Serializer
   2 from itsdangerous import SignatureExpired
   3 from itsdangerous.exc import BadSignature
   4 
   5 salt = 'secret'  # 设置加密的salt
   6 expiredTime = 3600 * 2  # 设置过期时间为2个小时
   7 serializer = Serializer(salt, expiredTime)
   8 data = {'info': '这是加密数据'}
   9 secret = serializer.dumps(data)  # 将data数据加密, 加密的数据为byte格式
  10 
  11 
  12 def getAnswer(data):
  13     try:
  14         answer = serializer.loads(data)  # 将data数据解密
  15         return answer
  16     except SignatureExpired:  # 捕获数据过期错误
  17         return '数据已过期'
  18     except BadSignature:  # 捕获错误解密信息错误
  19         return '解密失败'