Tested under Linux only.
Needs: python3 numpy pygame
Inspiration: http://mathworld.wolfram.com/TuppersSelf-ReferentialFormula.html https://www.youtube.com/watch?v=_s5RFgd59ao
Usage: Run ./export from the shell and create your image in the grid. The corresponding number is printed to shell. Paste the number in the tupper.py script and run it with ./tupper.py . It creates the image "tupper.png" in the path where it was executed.
The image size can be controleld with the SCALE paramter in tupper.py