save project

diy1.py

@@ -10,7 +10,7 @@ screen=turtle.pen()
 screen.bgcolor("black")
 screen.bgcolor("black")
 color=["green","red","orange","yellow"]
 color=["green","red","orange","yellow"]
 for i in range(1,300):
 for i in range(1,300):
-    pen.pencolor(color[i%4])
+    pen.pencolor(colors[i%4])
     pen.forward(i)
     pen.forward(i)
     pen.right(91)
     pen.right(91)
 # 隐藏画笔，保存画布.
 # 隐藏画笔，保存画布.