returns_raise is now mandatory in core

tiramisu/option/optiondescription.py

@@ -305,6 +305,8 @@ class OptionDescription(BaseOption, StorageOptionDescription):
         values = carry_out_calculation(self, context=context,
                                        callback=callback,
                                        callback_params=callback_params)
+        if isinstance(values, Exception):
+            raise values
         if len(values) > len(set(values)):
             raise ConfigError(_('DynOptionDescription callback return not uniq value'))
         for val in values: