save project

diy1.py

 import turtle
+screen = turtle.Screen()
 pen = turtle.Pen()
+len = int(screen.textinput('爱心的大小',"请输入一个合适的数字"))
 pen.penup()
 pen.goto(100,100)
 pen.color("red")
@@ -10,12 +12,11 @@ pen.pensize(10)
 pen.fillcolor('red')
 pen.begin_fill()
 pen.left(45)
-pen.forward(100)
-pen.circle(50,180)
+pen.forward(len*2)
+pen.circle(len,180)
 pen.right(90)
-pen.circle(50,180)
-pen.forward(100)
+pen.circle(len,180)
+pen.forward(len*2)
 pen.end_fill()
-screen = turtle.Screen()
 screen.bgcolor("pink")
 turtle.done()
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