comedilib : Userspace interface to Comedi kernel modules. ( http://www.comedi.org )
pyafm : Tools for controlling atomic force microscopes. ( http://blog.tremily.us/posts/pyafm/ )
pycomedi : Pythonic wrappers around the Comedilib device drivers. ( http://blog.tremily.us/posts/pycomedi/ )
pypiezo : Piezoelectric positioner control through Python. ( http://blog.tremily.us/posts/pypiezo/ )
stepper : Python control of stepper motors ( http://blog.tremily.us/posts/stepper/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a wtk
For Paludis use this rsync : rsync://gentoo.zugaina.org/wtk-portage
If you have a problem : ycarus(-at-)zugaina.org