Hello World Flask
Requirements: flask (python3-flask)
Svaki python fajl je posebna i nezavisna web aplikacija (tj. program) koja se posebno startuje.
To start Flask veb application, run any command in terminal:
$ python3 hello_flask.py
$ env FLASK_APP=hello_flask_1_1.py flask run
$ flask run
Then in the browser go to web address: http://127.0.0.1:5000 or http://localhost:5000