save project

diy1.py

 import turtle
 screen=turtle.Screen()
 screen.bgcolor("purple")
+len=screen.textinput("提示","你想要多大爱心？")
+lovesize=int(len)
 pen=turtle.Pen()
 pen.penup()
 pen.goto(0,-100)
@@ -9,13 +11,12 @@ pen.hideturtle()
 pen1=turtle.Pen()
 pen1.pensize(5)
 pen1.pencolor("red")
-len=20
 pen1.left(45)
-pen1.forward(len*2)
-pen1.circle(len,180)
+pen1.forward(lovesize*2)
+pen1.circle(lovesize,180)
 pen1.right(90)
-pen1.circle(len,180)
-pen1.forward(len*2)
+pen1.circle(lovesize,180)
+pen1.forward(lovesize*2)
 pen1.hideturtle()
 turtle.done()