save project

my_tree.py

@@ -2,7 +2,7 @@ import turtle
 
 pen = turtle.Turtle()
 pen.color('sienna')
-# 画布大小
+
 w = turtle.Screen()
 w.bgcolor('wheat')      # wheat小麦
 
@@ -12,4 +12,4 @@ pen.up()
 pen.backward(150)    # 后退
 pen.down()
 
-turtle.done()
+turtle.done()
\ No newline at end of file