[Interface-dev] IronPython support

[Seo Sanghyeon]

IronPython 2.6 Beta 1 now supports setting variables in the upper
scope by _getframe. With a following patch, "import zope.interface"
succeeds. Please apply...

For details about the patch, I refer to this python-dev discussion:
http://mail.python.org/pipermail/python-dev/2009-June/090040.html

--- src/zope/interface/declarations.py	(revision 101080)
+++ src/zope/interface/declarations.py	(working copy)
@@ -371,7 +371,7 @@
                 getattr(cls, '__class__', type(cls)),
                 )

-    except TypeError:
+    except (AttributeError, TypeError):
         if not isinstance(cls, type):
             raise TypeError("ImplementedBy called for non-type", cls)
         BuiltinImplementationSpecifications[cls] = spec

-- 
Seo Sanghyeon