auto save

diy1.py

@@ -10,9 +10,9 @@ pen.write("吴昊是个小可爱",font=("仿宋",30,"normal"))
 pen.hideturtle()
 pen.hideturtle()
 pen1=turtle.Pen()
 pen1=turtle.Pen()
 pen1.left(45)
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
-pen.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.forward(2*len)
+pen1.circle(len,180)
+pen1.right(90)
+pen1.circle(len,180)
+pen1.forward(2*len)
 turtle.done()
 turtle.done()