| target = {'foo': 'FOO'} | |
| def is_instance(obj, klass): | |
| """Version of is_instance that doesn't access __class__""" | |
| return issubclass(type(obj), klass) | |
| class SomeClass(object): | |
| class_attribute = None | |
| def wibble(self): pass | |
| class X(object): | |
| pass | |
| # A standin for weurkzeug.local.LocalProxy - issue 119600 | |
| def _inaccessible(*args, **kwargs): | |
| raise AttributeError | |
| class OpaqueProxy: | |
| __getattribute__ = _inaccessible | |
| g = OpaqueProxy() |