save project

diy1.py

  import turtle
 
  pen=turtle.Pen()
+ screen = Screen.turtle()
+ screen.bgcolor("black")
  for i in range(1,300):
+     pen.pencolor(screen[1%4])
      pen.forward(i)
      pen.right(91)
 pen.hideturtle()
-turtle.done()
+turtle.done()
\ No newline at end of file