Using NumPy for array and matrix math in Python Many mathematical operations, especially in machine learning or data science , involve working with matrixes , or lists of numbers.

The overall demo program structure is presented in Listing 1. To edit the demo program, I used Notepad. You might prefer to use one of the many nice Python editors available. I indented the demo using ...

[Vinod Stanur] is working with a mouse input and a microcontroller driven LED matrix. The mouse cursor is tracked inside of a window by Python and the resulting coordinates on the LED grid are ...