auto save

diy1.py

 import turtle
+
+screen=turtle.Screen()
+screen.bgcolor("light blue")
 pen=turtle.Pen()
+len=60
 pen.pensize(10)
 pen.pencolor("red")
 pen.left(45)
-pen.forward(100)
-pen.circle(50,180)
+pen.forward(2*len)
+pen.circle(len,180)
 pen.right(90)
-pen.circle(50,180)
-pen.forward(100)
+pen.circle(len,180)
+pen.forward(2*len)
 pen.hideturtle()
 turtle.done()