auto save

diy1.py

@@ -3,7 +3,7 @@ import turtle
 screen=turtle.Screen()
 screen.bgcolor("light blue")
 pen=turtle.Pen()
-pen.write("你好",font=("Times",30,"normal"))
+pen.write("你好,",font=("Times",30,"normal"))
 pen.hideturtle()
 
 pen.penup()