no more restore_validation

tiramisu/setting.py

@@ -137,8 +137,6 @@ class OptionBag:
                    path,
                    index,
                    config_bag):
-        if self.option != None:
-            raise Exception('hu?')
         if path is None:
             path = config_bag.context.cfgimpl_get_description().impl_get_path_by_opt(option)
         self.path = path
@@ -157,18 +155,22 @@ class OptionBag:
             return True
         raise KeyError('unknown key {} for OptionBag'.format(key))
 
+    def copy(self):
+        kwargs = {}
+        option_bag = OptionBag()
+        for key in self.__slots__:
+            setattr(option_bag, key, getattr(self, key))
+        return option_bag
+
 
 class ConfigBag:
     __slots__ = ('context',  # link to the current context
                  'properties',  # properties for current context
                  'permissives',  # permissives for current context
-                 #'force_permissive',  # force permissive
-                 '_validate',  # validate
                 )
     def __init__(self, context, **kwargs):
         #self.force_permissive = False
         self.context = context
-        self._validate = True
         for key, value in kwargs.items():
             setattr(self, key, value)
 
@@ -182,13 +184,7 @@ class ConfigBag:
         raise KeyError('unknown key {} for ConfigBag'.format(key))
 
     def remove_validation(self):
-        self._validate = 'validator' in self.properties
-        if self._validate:
-            self.properties = frozenset(self.properties - {'validator'})
-
-    def restore_validation(self):
-        if self._validate:
-            self.properties = frozenset(self.properties | {'validator'})
+        self.properties = frozenset(self.properties - {'validator'})
 
     def set_permissive(self):
         self.properties = frozenset(self.properties | {'permissive'})