save project

diy1.py

@@ -5,11 +5,15 @@
 import turtle
 
 pen = turtle.Pen()
+screen=turtle.Screen()
+screen.bgcolor("black")
 # 请创造师在下面接着创作
 distance=1
+colors=["red","yellow","green","orange"]
 for i in range(1,300):
+    pen.color[i%4]
     pen.forward(i)
     pen.right(91)
 # 隐藏画笔，保存画布
-pen.hideturtle()
+turtle.hideturtle()
 turtle.done()
\ No newline at end of file