save project

my_tree.py

@@ -12,17 +12,18 @@ pen.up()
 pen.backward(150)    # 后退
 pen.down()
 
-pen.forward(150)
-pen.right(30)
-pen.forward(150)
-pen.up()
-pen.backward(150)
-pen.down()
-pen.left(60)
-pen.forward(150)
-pen.backward(150)
-pen.right(30)
-pen.backward(150)
+for i in range(5):
+    pen.forward(50)
+    pen.right(30)
+    pen.forward(50)
+    pen.up()
+    pen.backward(50)
+    pen.down()
+    pen.left(60)
+    pen.forward(50)
+    pen.backward(50)
+    # pen.right(30)
+    # pen.backward(50)
 
 pen.hideturtle()
 turtle.done()