save project

diy1.py

@@ -9,8 +9,8 @@ pen.goto(100,-100)
 pen.write("你好\nSB.",font=("Times",30,"normal"))
 pen.hideturtle()
 
-len=60
-pen1=turtle.Pen()
+len=screen.textinput("提示:","接机动车")
+pen1=turtle.Pen(len)
 pen1.pensize(5)
 pen1.pencolor("red")
 pen1.left(45)
@@ -18,7 +18,7 @@ pen1.forward(2*len)
 pen1.circle(len,180)
 pen1.right(90)
 pen1.circle(len,180)
-pen1.forward(2*len)
+pen1.forward(2*lovesize,180)
 pen1.hideturtle()
 turtle.done()