Doc: Update py doc
Doc: Update py doc

Conan-Kudo/librepo,cgwalters/librepo,cgwalters/librepo,rholy/librepo,rpm-software-management/librepo,Conan-Kudo/librepo,bgamari/librepo,bgamari/librepo,rholy/librepo,Tojaj/librepo,cgwalters/librepo,bgamari/librepo,rholy/librepo,rpm-software-management/librepo,Tojaj/librepo,Conan-Kudo/librepo,rholy/librepo,rpm-software-management/librepo,cgwalters/librepo,Tojaj/librepo