In Python Tkinter, the cursor type can be changed while hovering over Button Widget by setting the cursor parameter of the Button Widget to one of the cursor types mentioned in the below list ...

This HCI (Human-Computer Interaction) application in Python(3.6) will allow you to control your mouse cursor with your facial movements, works with just your regular webcam. Its hands-free, no wear ...

The mouse cursor is tracked inside of a window by Python and the resulting coordinates on the LED grid are illuminated.