Flask 是一套以 Python 編寫的網際程式框架.
複習 Python:
http://opentechschool.github.io/python-beginners/en/index.html
學習 Flask:
http://flask.pocoo.org/docs/1.0/tutorial/
https://www.tutorialspoint.com/flask/
http://opentechschool.github.io/python-flask/