add parents method to MetaConfig

tiramisu/__init__.py

@@ -45,4 +45,4 @@ allfuncs.extend(all_options)
 del(all_options)
 __all__ = tuple(allfuncs)
 del(allfuncs)
-__version__ = "3.0rc14"
+__version__ = "3.0rc15"

tiramisu/api.py

@@ -1445,6 +1445,11 @@ class _TiramisuContextMixConfig(_TiramisuContextGroupConfig, _TiramisuContextCon
         """Add config from MetaConfig"""
         self._config_bag.context.add_config(config)
 
+    def parents(self):
+        """Get all parents of current config"""
+        for parent in self._config_bag.context.get_parents():
+            yield self._return_config(parent)
+
 
 class _TiramisuContextMetaConfig(_TiramisuContextMixConfig):
     """Actions to MetaConfig"""