save project

diy1.py

@@ -5,12 +5,14 @@
 import turtle
 import turtle
 
 
 pen = turtle.Pen()
 pen = turtle.Pen()
-# 请创造师在下面接着创作
-distance=1
-for i in range(1000):
-    pen.forward(distance)
-    distance+=1
+color=["red","yellow","green","orange"]
+s = turtle.Screen()
+
+for i in range(300):
+    s.bgcolor("black")
+    s.bgcolor(color[i%4])
+    pen.forward(i)
     pen.right(91)
     pen.right(91)
-# 隐藏画笔，保存画布
+
 pen.hideturtle()
 pen.hideturtle()
 turtle.done()
 turtle.done()
\ No newline at end of file