In order to run Pysycache, you need Python and Pygame. For an usage with arabic alphabet, you need pyfribidi (http://pyfribidi.sourceforge.net/ )

Maybe these softwares are already present on your computer...
      ...so you can go to the second step (download Pysycache)

You can download them here:

	Official Python web site	Official Pygame web site
Linux	modern GNU/Linux distributions should already have python and pygame
Macintosh	Local download	Local download	Read carefully instructions on the python web site or the pygame wiki Tests were done on a G3 with Mac OS 10.4.6 server.
Windows	Local download	Local download	Easy installation with setup wizards. You don't need to download these libraries if you use the Pysycache setup.

and go to the second step (download Pysycache)