save project

diy1.py

 from turtle import*
-# write("诺伊,\n你要戒尺吗",font=("Times",30,"normal"))
-# hideturtle()
-# done()
+len=""
+screen=Screen()
+len=screen.textinput("提示","输入大小")
+len=int(len)
+Screen=Screen()
+Screen.bgcolor("light green")
+write("诺伊,\n你要戒尺吗",font=("Times",30,"normal"))
+penup()
+hideturtle()
+goto(-100,0)
+pendown()
 pensize(5)
 pencolor("green")
 left(45)
-fd(100)
-circle(50,180)
+fd(2*len)
+circle(len,180)
 right(90)
-circle(50,180)
-fd(100)
+circle(len,180)
+fd(2*len)
+done()
\ No newline at end of file