''' Purpose: demonstrate simple drawing commands '''

from PIL import Image, ImageDraw

def picture() :

    # replace dimensions and background as you see fit
    WIDTH  = 475
    HEIGHT = 500

    DIMENSIONS = [ WIDTH, HEIGHT]

    BACKGROUND_COLOR = "black"

    # create image of appropriate size
    im = Image.new( 'RGB', DIMENSIONS, BACKGROUND_COLOR )

    # get a drawable canvas of image im
    canvas = ImageDraw.Draw( im )

    # put your drawing commands here

    # return the art
    return im