Code for http://mpcabd.igeex.biz/get-pattern-from-an-image-in-pil-python/ Getting a pattern from an image in PIL (Python)

pattern_image.py

def get_pattern_from_image(file_name, pattern_width, pattern_height):
    import Image
    pattern_image = Image.open(file_name, 'r')
    result_image = Image.new('RGB', (pattern_width, pattern_height))
    x = 0
    while x < pattern_width:
        y = 0
        while y < pattern_height:
            result_image.paste(pattern_image, (x, y))
            y += pattern_image.size[1]
        x += pattern_image.size[0]
    return result_image