save project

m.py

 import turtle
 screen=turtle.Screen()
-screen.textinput("姓名框","你的名字是：")
+len=screen.textinput("233","大小")
+jsize=int(len)
+pen=turtle.Pen()
+for i in range(4):
+    pen.forward(jsize)
+    pen.left(90)
 turtle.done()
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