from itsdangerous import TimedJSONWebSignatureSerializer as Serializer

SECRET_KEY = '0FTuOi^#Afx1@2@F'
TOKEN_EXPIRATION = 14400


def create_token(param):
    """
    创建token
    Parameters:
        param: 传入参数，用于创建token
    Returns:
        token: 用户访问令牌
    """
    s = Serializer(SECRET_KEY, expires_in=TOKEN_EXPIRATION)
    token = '' + s.dumps(param).decode('ascii')
    return token