save project

diy1.py

@@ -10,7 +10,8 @@ pen.hideturtle()
 pen1=turtle.Pen()
 pen1.pensize(5)
 pen1.pencolor("red")
-len = 50
+s=screen.textinput("提示","请输入需要多大的爱心")
+len = int(s)
 pen1.left(45)
 pen1.forward(2*len)
 pen1.circle(len,180)