request.add_header('Content-Type', 'application/x-www-form-urlencoded')
         response = self._download_webpage(
             request, None, 'Logging in as %s' % username)
         request.add_header('Content-Type', 'application/x-www-form-urlencoded')
         response = self._download_webpage(
             request, None, 'Logging in as %s' % username)