save project

diy2.py

 import turtle
 import turtle
+screen=turtle.Screen()
+screen.bgcolor("black")
 pen=turtle.Pen()
 pen=turtle.Pen()
+colors=["red","orande","yellow","green"]
 for i in range(1,300):
 for i in range(1,300):
-    pen.forward(i)
+    pen.forward(colors[i%4])
     pen.right(91)
     pen.right(91)
 turtle.hideturtle()
 turtle.hideturtle()
 turtle.done()
 turtle.done()