perl : Larry Wall's Practical Extraction and Report Language ( https://www.perl.org/ )
php : The PHP language runtime engine ( https://secure.php.net/ )
python : An interpreted, interactive, object-oriented programming language ( https://www.python.org/ )
ruby : An object-oriented scripting language ( http://www.ruby-lang.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a srcshelton
For Paludis use this rsync : rsync://gentoo.zugaina.org/srcshelton-portage
If you have a problem : ycarus(-at-)zugaina.org