Feel free to add your translation file into the app/dict/langs folder. There is no need to do anything else. The translation file is the only one thing that is required to add a new language.
The file format is pretty simple:
# -*- coding: utf-8 -*-
You may copy the EN.py file, rename it using some other unique name and then translate all the phrases.
We use py.test, so to run tests, execute the following command: