save project

diy2.py

-len = 50
+
 import turtle
 pen = turtle.Pen()
 screen=turtle.Screen()
 screen.bgcolor("light blue")
+len = screen.textinput("提示","请输入爱心大小")
+lovesize = int(len)
+
 pen.penup()
 pen.goto(0,-100)
 pen.write("你好,\n新年快乐",font=("Times",30,"normal"))
@@ -11,11 +14,11 @@ pen1= turtle.Pen()
 pen1.pencolor("red")
 pen1.pensize(5)
 pen1.left(45)
-pen1.forward(2*len)
-pen1.circle(len,180)
+pen1.forward(2*lovesize)
+pen1.circle(lovesize,180)
 pen1.right(90)
-pen1.circle(len,180)
-pen1.forward(2*len)
+pen1.circle(lovesize,180)
+pen1.forward(2*lovesize)
 pen1.hideturtle()
 turtle.done()