auto save

xiexin.py

 import turtle
 screen=turtle.Screen()
-screen.bgcolor("light blue")#设置背景颜色
+len=screen.bgcolor("light blue")#设置背景颜色
+screen.textinput("提示","你想要多的爱心")
 pen1=turtle.Pen()
 pen1.write("你好\n我的朋友",font=("Times",30,"normal"))
-len=
+
 pen1.penup()
 pen1.goto(-100,0)
 pen1.pendown()
 pen1.pencolor("red")
 pen1.pensize(5)
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(2*len)
+pen1.circle(len,180)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
-
-
-
+pen1.circle(len,180)
+pen1.forward(2*len)
 pen1.hideturtle()
 turtle.done()
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