save project

diy1.py

@@ -4,7 +4,12 @@
 """
 import turtle
 Pen=turtle.Pen()
-for i in range(1,300)
+screen=turtle.Pen()
+screen.bgcolor("black")
+
+color=("red","orange","green","yellow")
+for i in range(1,300):
+    Pen.pencolor(color[i%4])
     Pen.forword(i)
     Pen.right(91)