auto save

diy1.py

+import turtle
+screen=turtle.Screen()
+#screen.bgcolor("blue")
+len=int(screen.textinput("提示","你想画的爱心的大小"))
+pen=turtle.Pen()
+pen.pencolor("red")
+pen.penup()
+pen.goto(100,-200)
+pen.write("你看看我送你的小红花",font=("Times",15,"normal"))
+pen.goto(0,0)
+pen.begin_fill()
+pen.left(45)
+pen.forward(2*len)
+pen.circle(len,180)
+pen.right(90)
+pen.circle(len,180)
+pen.forward(2*len)
+pen.fillcolor("blue")
+pen.end_fill()
+pen.hideturtle()
+turtle.done()
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