save project

1.py

@@ -9,15 +9,16 @@ pen.goto(100,-100)
 pen.write("Hi，诺依~\n用python写电子贺卡真是太有趣啦~\n我也喜欢python~\n——悟空 ",font=("Times",20,"normal"))
 pen.hideturtle()
 #画爱心
-len=60
+len=screen.textinput("提示","请问要画多大的爱心？")
+size=int(len)
 pen1=turtle.Pen()
 pen1.pencolor("red")
 pen1.pensize(5)
 pen1.left(45)
-pen1.forward(2*len)
-pen1.circle(len,180)
+pen1.forward(2*size)
+pen1.circle(size,180)
 pen1.right(90)
-pen1.circle(len,180)
-pen1.forward(2*len)
+pen1.circle(size,180)
+pen1.forward(2*size)
 pen1.hideturtle()
 turtle.done()