auto save

diy1.py

@@ -4,13 +4,15 @@
 """
 import turtle
 
+screen=turtle.Screen()
+colour=["red","orange","yellow","green"]
+screen.bgcolor("black")
 pen = turtle.Pen()
 # 请创造师在下面接着创作
-distance=1
 for i in range(300):
-    pen.forward(distance)
-    distance+=1
-    pen.right(121)
+    pen.forward(i)
+    pen.pencolor(colour[i%4])
+    pen.right(91)
 # 隐藏画笔，保存画布
 pen.hideturtle()
 turtle.done()
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