save project

diy1.py

@@ -7,7 +7,7 @@ turtle.goto(0,0)
 turtle.pendown()
 turtle.pensize(30)
 turtle.pencolor('red')
-len=int(input('半径长度：'))
+len=int(turtle.textinput('提示','半径长度：'))
 turtle.left(45)
 turtle.forward(2*len)
 turtle.circle(len,180)