save project

diy1.py

@@ -2,11 +2,13 @@
 使用turtle模块画图
 每次移动都增加画笔移动的长度，并旋转91°，重复执行300次，查看效果
 """
+colors=["red","orange","yellow","green"]
 import turtle
 
 pen = turtle.Pen()
 # 请创造师在下面接着创作
 for i in range(1,301):
+    pen.pencolor(colors[i%4])
     pen.forward(i)
     pen.right(91)
 # 隐藏画笔，保存画布