save project

my_tree.py

@@ -12,17 +12,14 @@ pen.up()
 pen.backward(150)    # 后退
 pen.down()
 
-pen.forward()
-pen.right()
-pen.forward()
-pen.backward()
-pen.left()
-pen.forward()
-
-
-
-
-
-
+pen.forward(200)
+pen.right(30)
+pen.forward(100)
+pen.backward(100)
+pen.left(60)
+pen.forward(100)
+pen.backward(100)
+pen.right(30)
+pen.backward(200)
 
 turtle.done()