PygShell (pronounced pig shell) is an interactive console for Pygame developement. It is an implementation of the Python shell using Pygame. PygShell also includes a simple text editor (also in pygame) and ships with several example scriptlets.
LucidEngine is a simple layer over MIDP compatible phones that will let you write simple and old fashioned games using a specific language.
Every game you'll develop will basically work on all the devices (even not phones) LucidEngine as been ported.