import turtle
t=turtle.Turtle()
turtle.bgcolor("black")
turtle.pensize(2)
turtle.speed(0)
while(True):
    for i in range(6):
        for colors in ["red","blue","magenta","green","yellow","white"]:
            turtle.color(colors)
            turtle.circle(100)
            turtle.left(10)
turtle.hideturtle()
turtle.mainloop()