code: def _request_xml(sport):
      
      url = 'http://www.scorespro.com/rss2/live-{}.xml'.format(sport)
      r = requests.get(url)
      if r.ok:
          return _load_xml(r.content)
      else:
          raise errors.SportError(sport)
docs: Request XML data from scorespro.com
  
      :param sport: sport being played
      :type sport: string
      :return: XML data
      :rtype: string