save project

diy1.py

@@ -8,7 +8,8 @@ pen.write("你好呀，\n我叫小明",font=("Times",30,"normal"))
 pen1=turtle.Pen()
 pen1.pencolor("red")
 pen1.pensize(5)
-len=100
+len=scneen.textinput("提示框","请输入一个数字")
+len=float(len)
 pen1.left(45)
 pen1.forward(2*len)
 pen1.circle(len,180)