save project

my_tree.py

@@ -11,16 +11,17 @@ pen.left(90)
 pen.up()
 pen.backward(150)    # 后退
 pen.down()
-pen.foward(100)
+pen.forward(100)
 pen.right(30)
 def my_pen():
-    pen.foward(50)
+    pen.forward(50)
     pen.up()
     pen.backward(50)
-my_pen
+my_pen()
 pen.left(60)
 pen.down()
-my_pen
+my_pen()
 pen.right(30)
 pen.backward(100)
 turtle.done()
+print("WSSB")