[Python-Dev] Counting collisions for the win

Guido van Rossum guido at python.org
Sat Jan 21 03:37:25 CET 2012

On Fri, Jan 20, 2012 at 6:33 PM, Steven D'Aprano <steve at pearwood.info> wrote:
> Guido van Rossum wrote:
>> It should derive from BaseException.

> RuntimeError meets that requirement, and it is an existing exception so
> there are no issues with introducing a new built-in exception to a point
> release.
> py> issubclass(RuntimeError, BaseException)
> True

Sorry, I was ambiguous. I meant it should not derive from Exception.
It goes RuntimeError -> StandardError -> Exception -> BaseException.

--Guido van Rossum (python.org/~guido)

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