auto save

my_tree.py

@@ -6,10 +6,130 @@ pen.color('sienna')
 w = turtle.Screen()
 w = turtle.Screen()
 w.bgcolor('wheat')      # wheat小麦
 w.bgcolor('wheat')      # wheat小麦
 # 移动到起点
 # 移动到起点
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 pen.left(90)
 pen.left(90)
 pen.up()
 pen.up()
 pen.backward(150)    # 后退
 pen.backward(150)    # 后退
 pen.down()
 pen.down()
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 pen.forward(100)
 pen.forward(100)
 pen.right(30)
 pen.right(30)
 pen.forward(50)
 pen.forward(50)