Easy contributable internationalization process with Sphinx

Sphinx can extract paragraphs from sphinx document and store them into gettext format translation catalog files. Gettext format translation catalog is easy to translate from one language to other languages. Also Sphinx support internationalization by using such catalog files. You can use your favolite editors or services to translate your sphinx docs. In this session, I'll explain 3 things; (1) entier process to translate sphinx docs. (2) automation mechanism for the process. (3) tips, tricks and traps for wrinting docs and translating.