auto save

diy.py

 import turtle
 import turtle
-pen=turtle.pen()
+pen=turtle.Pen()
 pen.write("你\n好\n呀",font=("Times",20,"normal"))
 pen.write("你\n好\n呀",font=("Times",20,"normal"))
 pen.hidetuetle()
 pen.hidetuetle()
-turtle.done()
+pen.goto(100,100)
+pen.pendown()
+pen.pensize(5)
+pen.pencolor("red")
+pen.left(45)
+pen.forward(2*len)
+pen.circle(len,180)
+pen.right(90)
+pen.circle(len,180)
+pen.forward(2*len)
+turtle.done(