Actually, the documentation has been updated, but on the development branch (http://flask.pocoo.org/docs/dev/python3/ http://flask.pocoo.org/docs/dev/python3/).

Actually, the documentation has been updated, but on the development branch (http://flask.pocoo.org/docs/dev/python3/ http://flask.pocoo.org/docs/dev/python3/). I was just pointing out that what you were linking to was out of date.