auto save

my_tree.py

@@ -8,10 +8,8 @@ def tree(n):  # 画树枝
         tree(n-10)
         pen.left(60)
         tree(n-10)
-        pen.right(30)
-        pen.up()
-        pen.backward(n)
-        pen.down()
+        pen.right(20)
+        
 
 pen = turtle.Turtle()
 pen.color('sienna')