auto save

diy1.py

+import turtle
+pen=turtle.Pen()
+pen.write("你好，未来的我，相信你看到\n这封信时，已经是2034年\n了。我在此祝你万事如意、多多保重、\n如虎添翼！",font=("Times",14,"normal"))
+pen.hideturtle()
+turtle.done()
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