itsdangerous

itsdangerous的使用

---

安装：

• pip install itsdangerous

　　

使用：

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