[issue25448] Exception ABC doesn't work in Python 3 (but does in Python 2.7)

[eryksun]

Changes by eryksun <eryksun at gmail.com>:


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resolution:  -> duplicate
stage:  -> resolved
status: open -> closed
superseder:  -> Catching virtual subclasses in except clauses

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue25448>
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