request = sanitized_Request(
             'https://www.patreon.com/processLogin',
-            compat_urllib_parse.urlencode(login_form).encode('utf-8')
+            compat_urllib_parse_urlencode(login_form).encode('utf-8')
         )
         login_page = self._download_webpage(request, None, note='Logging in as %s' % username)