Convert MediaWiki language names and language codes.
php
wget
$ python -m venv .venv
$ source .venv/bin/activate.fish
$ python -m pip install -U pip build
$ make
from mediawiki_langcodes import code_to_name, name_to_code
code_to_name("fr") # return "français"
code_to_name("fr", "en") # return "French"
name_to_code("français") # return "fr"
name_to_code("français", "fr") # return "fr"