save project

diy1.py

@@ -6,7 +6,7 @@ pen = turtle.Pen()
 colors=["green","red","blue","yellow"]
 for i in range(300):
     pen.forward(i)
-    
+    pen.pencolor(colors[i%4])
     pen.right(91)
 # 隐藏画笔，保存画布
 pen.hideturtle()