gistfile1.py

from PIL import Image
import sys

def main(argv):
    input_file = ''

    try:
        input_file = argv[0]
    except:
        print 'usage: iconify.py <inputfile>'
        sys.exit(2)

    iconify(input_file)

def iconify(file):
    image = Image.open(file).convert('LA')
    pixels = image.load()

    width = image.size[0]
    height = image.size[1]

    icon_string = ''

    for y in xrange(0, height):
        icon_string += '('
        for x in xrange(0, width):
            pixel_value = pixels[x,y][0]
            pixel_value = 1 - (pixel_value / 255.0)
            icon_string += ' '
            icon_string += str(pixel_value)
        icon_string += ')\n'

    print(icon_string)

if __name__ == "__main__":
    main(sys.argv[1:])