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Fri Sep 19 21:30:36 CEST 2008 · https://mail.python.org/pipermail/python-dev/2008-September/082501.html

On Fri, 19 Sep 2008 18:26:05 +0200, Amaury Forgeot d'Arc <amauryfa at gmail.com> wrote:
>Hello Maciej,
>
>Maciej Fijalkowski wrote:
>> Hello,
>>
>> I'm a little clueless about exact semantics of following snippets:
>>
>> http://paste.pocoo.org/show/85698/
>>
>> is this fine?
>> or shall I fill the bug?
>> (the reason to ask is because a) django is relying on this b) pypy
>> implements it differently)
>
>Note that python 3.0 has a different behaviour; in the first sample, it prints:
>A (<class 'NameError'> ...
>B (<class 'ZeroDivisionError'>, ...
>
>See the subtle differences between
>http://docs.python.org/dev/library/sys.html#sys.exc_info
>http://docs.python.org/dev/3.0/library/sys.html#sys.exc_info
>

The second example changes its behavior, too.  It gives back the NameError
from the exc_info call.  I'm having a hard time reconciling this with the
Python 3.0 documentation.  Can you shed some light?

Jean-Paul

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[Python-Dev] What this code should do?