save project

my_tree.py

@@ -8,8 +8,16 @@ w.bgcolor('wheat')      # wheat小麦
 
 
 # 移动到起点
 # 移动到起点
 pen.left(90)
 pen.left(90)
+pen.forward(100)
+pen.left(30)
+pen.forward(50)
 pen.up()
 pen.up()
-pen.backward(150)    # 后退
+pen.backward(50) 
 pen.down()
 pen.down()
-
+pen.right(60)
+pen.forward(50)
+pen.up()
+pen.backward(50)
+pen.left(30)
+pen.backward(100)
 turtle.done()
 turtle.done()