import random
import urllib
import Image
from BeautifulSoup import BeautifulStoneSoup

def find_an_image(keyword):
    response = urllib.urlopen('http://api.flickr.com/services/feeds/photos_public.gne?tags=' + keyword + '&lang=en-us&format=rss_200')
    soup = BeautifulStoneSoup(response)

    image_list = []

    for image in soup.findAll('media:content'):
        image_url = dict(image.attrs)['url']
        image_list.append(image_url)

    return random.choice(image_list)

def download_an_image(image_url):
    filename = image_url.split('/')[-1]
    urllib.urlretrieve(image_url, filename)

    return filename

if __name__ == '__main__':
    image_url = find_an_image('art')
    local_image = download_an_image(image_url)
    image_glitch_file = glitch_an_image(local_image)

    print image_glitch_file