auto save

diy1.py

@@ -5,11 +5,14 @@
 import turtle
 
 pen = turtle.Pen()
-# 请创造师在下面接着创作
+screen=turtle.Screen()
+screen.bgcolor("black")# 请创造师在下面接着创作
+colors=["red","blue","orange","green","white","pink","purple","gray"]
 
 for i in range (1,300):
     pen.forward(i)
     pen.left(91)
+    pen.pencolor(colors[i%8])
 
 # 隐藏画笔，保存画布
 pen.hideturtle()