The domain of the translation, usually the normalized package name. Example: "jupyterlab", "jupyterlab_git"
Normalization replaces -
by _
in package name.
Language locale. Example: es_CO, es-CO.
String describing the plural of the given language. See: https://www.gnu.org/software/gettext/manual/html_node/Translating-plural-forms.html
Metadata for a language pack.