import turtle
t = turtle.Pen()
turtle.bgcolor("black")
# You can choose between 2 and 6 sides for some cool shapes!
sides = 20
colors = ["red", "yellow", "blue", "orange", "green", "purple"]
for x in range(180):
    t.pencolor(colors[(x%sides)%6])
    t.forward(x * 3/sides + x)
    if sides <= 6:
        t.left(360/sides + 1)
    else:
        t.left(20)
    t.width(x*sides/200)