save project

jk.py

 import turtle
 import turtle
 pen=turtle.Pen()
 pen=turtle.Pen()
 screen=turtle.Screen()
 screen=turtle.Screen()
-len=100
+a=screen.textinput("姓名框","你想要的爱心大小是")
+len=int(a)
 pen.penup()
 pen.penup()
 pen.goto(100,-100)
 pen.goto(100,-100)
 pen.pendown()
 pen.pendown()
@@ -14,6 +15,7 @@ pen.circle(len,180)
 pen.right(90)
 pen.right(90)
 pen.circle(len,180)
 pen.circle(len,180)
 pen.forward(2*len)
 pen.forward(2*len)
+
 turtle.done()
 turtle.done()