Pippy is a port of (a subset of) Python to the Palm OS. With Pippy, Python programmers can create custom applications to run on Palm handhelds, as well as use Pippy as an interactive environment directly on the Palm computer. David Mertz has an <A HREF="http://www-106.ibm.com/developerworks/linux/library/l-pippy.html?t=gr,p16=Python4PalmOS">article</A> that evaluates the strengths and limitations of Pippy as a means of implementing Palm OS applications.