Not every programmer likes creating GUI code. Most hacker types don’t mind a command line interface, but very few ordinary users appreciate them. However, if you write command line programs i… ...

The Python program then asks for the com port it should be using for this session. The source package, including the code which runs on the microcontrollers, can be found at the project repository .

Although Python code is almost always fast enough for the task, sometimes it isn’t. In those cases, you need to find out where and why it lags, and do something about it.

Listing 1. A simple wrapper to keep the Visual Tcl code (in gui.tcl) separate from the main script. ... Python, coupled with GTK or Qt, now provides a more contemporary solution to many of the ...