Author: armin.rigo Date: Wed Feb 28 10:25:29 2007 New Revision: 54016 Added: python/trunk/Lib/test/crashers/modify_dict_attr.py - copied, changed from r53996, python/trunk/Lib/test/crashers/modify_dict_attr.py Log: Modify the segfaulting example to show why r53997 is not a solution to it. Copied: python/trunk/Lib/test/crashers/modify_dict_attr.py (from r53996, python/trunk/Lib/test/crashers/modify_dict_attr.py) ============================================================================== --- python/trunk/Lib/test/crashers/modify_dict_attr.py (original) +++ python/trunk/Lib/test/crashers/modify_dict_attr.py Wed Feb 28 10:25:29 2007 @@ -4,16 +4,17 @@ class Y(object): pass -class type_with_modifiable_dict(Y, type): +class type_with_modifiable_dict(type, Y): pass class MyClass(object): - """This class has its __dict__ attribute completely exposed: - user code can read, reassign and even delete it. + """This class has its __dict__ attribute indirectly + exposed via the __dict__ getter/setter of Y. """ __metaclass__ = type_with_modifiable_dict if __name__ == '__main__': - del MyClass.__dict__ # if we set tp_dict to NULL, + dictattr = Y.__dict__['__dict__'] + dictattr.__delete__(MyClass) # if we set tp_dict to NULL, print MyClass # doing anything with MyClass segfaults