docs: def load_addon_strings(addon, filename):
      '''This is not an official XBMC method, it is here to faciliate
      mocking up the other methods when running outside of XBMC.'''
      def get_strings(fn):
          xml = parse(fn)
          strings = dict((tag.getAttribute('id'), tag.firstChild.data) for tag in xml.getElementsByTagName('string'))
          #strings = {}
          #for tag in xml.getElementsByTagName('string'):
              #strings[tag.getAttribute('id')] = tag.firstChild.data
          return strings
      addon._strings = get_strings(filename)