diff --git a/my_tree.py b/my_tree.py
index 823dbfc..5e4dead 100644
--- a/my_tree.py
+++ b/my_tree.py
@@ -12,4 +12,7 @@ pen.up()
 pen.backward(150)    # 后退
 pen.down()
 
+
+
+
 turtle.done()