auto save

diy1.py

+len=60
+import turtle
+screen=turtle.Screen()
+screen.bgcolor("light blue")
+len=screen.textinput("100","100")
+len=int(len)
+pen=turtle.Pen()
+pen.write("你好\n SB123456\n.",font=("Times",30,"normal"))
+pen.hideturtle()
+len=60
+pen.penup()
+pen.goto(100,100)
+pen.pendown()
+pen.pensize(5)
+pen.pencolor("red")
+pen.left(45)
+pen.forward(2*len)
+pen.circle(len,180)
+pen.right(90)
+pen.circle(len,180)
+pen.forward(2*len)
+turtle.done()
+pen1=turtle.pen()
+pen1.circle(50)
+turtle.done()
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