try..except with empty exceptions

Terry Reedy tjreedy at udel.edu
Sat Apr 11 04:58:14 EDT 2015

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On 4/10/2015 9:42 PM, Steven D'Aprano wrote:
> try:
> spam()
> except:
> # Implicitly an empty tuple.
> pass

No, specified as equivalent to 'except BaseException:' (or 'except 
(BaseException,):', either of which are different from 'except ():'.
"An expression-less except clause, if present, must be last; it matches 
any exception."
-- 
Terry Jan Reedy

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