Add markers for future refactor

Signed-off-by: Ivan Kanakarakis <[email protected]>

Author: c00kiemon5ter

src/satosa/frontends/saml2.py

@@ -742,8 +742,8 @@ def _handle_authn_response(self, context, internal_response):
         if self.KEY_CO_ATTRIBUTES in co_config:
             attributes = internal_response.attributes
             for attribute, value in co_config[self.KEY_CO_ATTRIBUTES].items():
-                # This should be refactored when Python 3.4 support is
-                # no longer required to use isinstance(value, Iterable).
+                # XXX This should be refactored when Python 3.4 support is
+                # XXX no longer required to use isinstance(value, Iterable).
                 try:
                     if iter(value) and not isinstance(value, str):
                         attributes[attribute] = value