Ethan Furman <et...@stoneleaf.us> added the comment:
I like MRAB's suggestion best:
MRAB wrote:
> Suggestion: an explicit 'raise' in the exception handler excludes the
> context, but if you want to include it then 'raise with'. For example:
>
> # Exclude the context
> try:
> command_dict[command]()
> except KeyError:
> raise CommandError("Unknown command")
>
> # Include the context
> try:
> command_dict[command]()
> except KeyError:
> raise with CommandError("Unknown command")
I think we can even strike off the verbiage "in the exception handler"... that
way, raise always does the same thing -- raise KeyError will raise a KeyError,
always, not sometimes a KeyError and sometimes a KeyError nested in a
WhatEverError.
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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue6210>
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