http://thecircuitnerd.com/flask-login-tokens/

https://blog.miguelgrinberg.com/post/restful-authentication-with-flask

https://realpython.com/blog/python/token-based-authentication-with-flask/

透過facebook login

https://github.com/twtrubiks/Flask-Login-example

Rest-auth範例

https://github.com/miguelgrinberg/REST-auth