auto save

diy1.py

+import turtle
+import random
+pen=turtle.Pen()
+pen.penup()
+pen.goto(100,-100)
+pen.write("你好呀,",font=("Times",15,"normal"))
+screen=turtle.Screen()
+screen.bgcolor("green")
+len=random.randint(20,100)
+pen1=turtle.Pen()
+pen1.pensize(6)
+pen1.color("red")
+pen1.left(45)
+pen1.fd(len)
+pen1.circle(len/2,180)
+pen1.rt(90)
+pen1.circle(len/2,180)
+pen1.fd(len)
+pen1.hideturtle()
+turtle.done()
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