diff options
Diffstat (limited to 'src/zope/interface/interface.py')
| -rw-r--r-- | src/zope/interface/interface.py | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/zope/interface/interface.py b/src/zope/interface/interface.py index 05f5594..e72c2bd 100644 --- a/src/zope/interface/interface.py +++ b/src/zope/interface/interface.py @@ -97,6 +97,10 @@ class Element(object): @_use_c_impl class SpecificationBase(object): + __slots__ = ( + '_implied', + ) + def providedBy(self, ob): """Is the interface implemented by an object """ @@ -192,7 +196,7 @@ class Specification(SpecificationBase): raise KeyError(dependent) def __setBases(self, bases): - # Register ourselves as a dependent of our old bases + # Remove ourselves as a dependent of our old bases for b in self.__bases__: b.unsubscribe(self) |