connection = urllib.request.urlopen('http://kuler.adobe.com/path/to/rss.xml')
html_data = connection.read()
connection.close()
soup = BeautifulSoup.BeautifulSoup(html_data)
themes = soup.findAll('kuler:themeitem')
themes[0].find('kuler:themeid').contents[0]
themeswatches = themes[0].find('kuler:themeswatches')
colors = [color.contents[0] for color in themeswatches.findAll(
    'kuler:swatchhexcolor')]
colors
Чтение коллекций расширенных элементов в RSS-канале с помощью Universal Feed Parser