Merge "Fix dictionary changed size during iteration error with Python 3"

muranodashboard/catalog/views.py

@@ -212,7 +212,7 @@ def clear_forms_data(func):
         LOG.debug('Clearing forms data for application {0}.'.format(fqn))
         services.get_apps_data(request)[app_id] = {}
         LOG.debug('Clearing any leftover wizard step data.')
-        for key in request.session.keys():
+        for key in list(request.session.keys()):
             # TODO(tsufiev): unhardcode the prefix for wizard step data
             if key.startswith('wizard_wizard'):
                 request.session.pop(key)