save project

diy1.py

@@ -4,12 +4,12 @@
 """
 import turtle
 pen = turtle.Pen()
-screen=turtle.Screen
+screen=turtle.Screen()
 screen.bgcolor("black")
 color=["red","orange","yellow","green"]
 # 请创造师在下面接着创作
 pen.speed(100)
-for i in range(1,10):
+for i in range(300):
     pen.pencolor(color[i%4])
     pen.forward(i)
     pen.right(91)