def _base_class_object_build(node, member, basenames, name=None, localname=None): """create astroid for a living class object, with a given set of base names (e.g. ancestors) """ klass = build_class(name or getattr(member, '__name__', None) or localname, basenames, member.__doc__) klass._newstyle = isinstance(member, type) node.add_local_node(klass, localname) try: # limit the instantiation trick since it's too dangerous # (such as infinite test execution...) # this at least resolves common case such as Exception.args, # OSError.errno if issubclass(member, Exception): instdict = member().__dict__ else: raise TypeError except: pass else: for name, obj in instdict.items(): valnode = EmptyNode() valnode.object = obj valnode.parent = klass valnode.lineno = 1 klass.instance_attrs[name] = [valnode] return klass