New submission from Hagen Fürstenau <[EMAIL PROTECTED]>: After pickling a set of ints with Python 3.0 and pickle protocol 2:
[EMAIL PROTECTED] ~]$ python3.0 Python 3.0b3 (r30b3:65927, Aug 21 2008, 11:48:29) [GCC 4.1.0 20060304 (Red Hat 4.1.0-3)] on linux2 Type "help", "copyright", "credits" or "license" for more information. >>> import pickle >>> f = open("test", "wb") >>> pickle.dump({1,2,3}, f, 2) >>> f.close() I get the following error when trying to read this with Python 2.6: [EMAIL PROTECTED] ~]$ python Python 2.6b3 (r26b3:65922, Aug 21 2008, 11:42:25) [GCC 4.1.0 20060304 (Red Hat 4.1.0-3)] on linux2 Type "help", "copyright", "credits" or "license" for more information. >>> import pickle >>> f = open("test", "rb") >>> pickle.load(f) Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/home/MC/hagenf/local/lib/python2.6/pickle.py", line 1370, in load return Unpickler(file).load() File "/home/MC/hagenf/local/lib/python2.6/pickle.py", line 858, in load dispatch[key](self) File "/home/MC/hagenf/local/lib/python2.6/pickle.py", line 1090, in load_global klass = self.find_class(module, name) File "/home/MC/hagenf/local/lib/python2.6/pickle.py", line 1124, in find_class __import__(module) ImportError: No module named builtins ---------- components: Library (Lib) messages: 71916 nosy: hagen severity: normal status: open title: Python 2.6 can't read sets pickled with Python 3.0 versions: Python 2.6, Python 3.0 _______________________________________ Python tracker <[EMAIL PROTECTED]> <http://bugs.python.org/issue3675> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: http://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com