python_practics

   import turtle 

   t = turtle.Turtle()

   s = turtle.Screen()

   s.bgcolor('black')

   t.speed('fastest')

   colors=["red","orange","yellow","green","blue","purple"]

   for x in range(1200):

       t.color(colors[x%6])

       t.forward(x*.5)

       t.left(149)