#CODE = #B079
import turtle as t
import colorsys as c
t.setup(700,700)
t.speed(0)
t.tracer(10)
t.width(2)
t.bgcolor("black")
for k in range(25):
    for i in range(15):
        t.color(c.hsv_to_rgb(i/15,k/25,1))
        t.right(90)
        t.circle(200-k*4,90)
        t.left(90)
        t.circle(200-k*4,90)
        t.right(180)
        t.circle(50,24)
t.hideturtle()
t.done()