python turtle game in GUI

I worked hard on this, so please enjoy! controls: WASD to move around, hold space to draw, press Q to undo, press E to change color you draw with, press R to begin a fill of a certain space and F to end the fill, press C to clear, press - to make your drawing width lower and = to make the width bigger, and ? for a secret. MAKE SURE CAPSLOCK IS NOT ON! THANKS!