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diy1.py

 # 利用write()帮助悟空给诺依回信吧~
 import turtle
 pen=turtle.Pen()
-pen.write("诺依，你好呀！\n 我是贝尔星球的孙悟空,\n 我喜欢编程。", font=("Times",30,"normal"))
+for i in range(4):
+    pen.forward(100)
+    pen.right(90)
 pen.hideturtle()
 turtle.done()
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