auto save

diy1.py

+import turtle()
+pen=turtle.Pen()
+pen.penup()
+pen.goto(-100,0)
+pen.write("谢谢你的来信\n我很高兴"，font=("Time",20,"normal"))
+pen2=turtle.Pen()
+len=60
+pen2.pensize(5)
+pen2.pencolor(red)
+pen2.left(45)
+pen2.forward(2*;len)
+pen2.circle(len,180)
+pen2.right(45)
+pen2.circle(len,180)
+pen2.forward(2*len)
+pen2.right(45)
+pen2.forward(100)
+turtle.done
+screen=turtle.Screen()
+screen.bgcolor("pink")