import snote

# instanciate snote.Codec with your secret key
sncodec = snote.Codec('secret-key')

# the object to encode
obj = {'user_id': 1}
encoded_obj = sncodec.encode(obj)

# retrieve the token to carry around
token = encoded_obj.token
print(encoded_obj.timestamp)  # timestamp of token generation
print(encoded_obj.tag)  # use this tag to manage tokens' validity

# decode from token
decoded_obj = sncodec.decode(token)
print(decoded_obj.obj)  # {'user_id': 1}
print(decoded_obj.tag == encoded_obj.tag)  # True
print(decoded_obj.is_expired(10))  # if the token age is less than 10 secs