save project

diy1.py

@@ -4,8 +4,12 @@
 """
 import turtle
 turtle.speed(200)
+cm=["red","orange","yellow","green"]
+turtle.bgcolor("black")
 for i in range(300):
+    turtle.pencolor(cm[i%4])
     turtle.forward(i)
     turtle.left(91)
+turtle.end_fill()
 turtle.hideturtle()
 turtle.done()
\ No newline at end of file