I am using a crystalfontz 633 with six keys. No where do I find how to use a keypress to do a function in an external program. I have built a client with several screens, added the up and down arrow keys exclusively to that client, but how do I read a keypress to allow my software to act on it. Specifically, I am using a python script to read and control an instance of VLC media player. I have title and artist info displaying on the screen, and would like to be able to use the up and down keys to...