import turtle

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

t1 = turtle.Turtle()                # create an instance of Turtle, assign it to tom

# Speed settings can be set
# between 1 (slowest) to 10 (fastest).
# But if we set the speed to 0,
# it has a special meaning
# — turn off animation and go as fast as possible.
t1.speed(0)

# turtle.bgcolor('black')           # set background color of the window
wn = turtle.Screen()                # create window for turtle t1 to draw
wn.bgcolor("lightblue")             # set background color of the window

for i in range(360):
    t1.pencolor(colors[i % 6])      # set line color to the (i%6) item in list of colors
    t1.width(i / 100+1)             # set line thickness
    t1.forward(i)                   # tell turtle t1 to move forward
    t1.left(59)                     # turn t1 left 59 degree


# draw until the window is closed

turtle.done()