auto save

1.py

+import turtle
+screen=turtle.Screen()
+screen.bgcolor("light blue")
+pen=turtle.Pen()
+pen.penup()
+pen.goto(100,-100)
+pen.write("春眠不觉晓\n处处闻啼鸟",font=("times",20,"normal"))
+pen1=turtle.Pen()
+pen1.pencolor("red")
+pen1.pensize(5)
+len=screen.textinput("提示","你要输入的大小")
+a=int(len)
+pen1.left(45)
+pen1.forward(2*a)
+pen1.circle(a,180)
+pen1.right(90)
+pen1.circle(a,180)
+pen1.forward(2*a)
+turtle.done()
\ No newline at end of file