save project

diy1.py

@@ -9,13 +9,12 @@ pen=turtle.Pen()
 pen.penup()
 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()
+pen.hideturtle() 
 #画爱心
 pen1=turtle.Pen()
 pen1.pencolor("red")
 pen1.pensize(5)
-#借助变量
-len=screen.textinput("提示","你想要什么样的爱心呀？")
+len=screen.textinput("提示","你想要多大的爱心呀？)
 lovesize=int(len)
 pen1.left(45)
 pen1.forward(2*lovesize)

lv4.py

+len=60
+pen1.left(45)
+pen1.