Change the Arrow Draw.py program to do the following using functions. 1. Allow the user to press the to shorten the drawing length. (5 points) import turtle t = turtle. Turtle () t.speed (0) t.shape("turtle") t.turtlesize(1, 1, 1) length = 100 wide = t.width() # User Defined Functions def up(): global length t. forward (length) def left(): t. left (90) def right(): t.right (90) def wide(): def thin(): t.width(t.width () +1) t.width(t.width ()-1) def main (): turtle. onkeypress (up, "Up") turtle.onkeypress (left, "Left") turtle.onkeypress (right, "Right" turtle. onkeypress (wide, "W") turtle.onkeypress (thin, "T") turtle.listen () main ()