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Re: [xml2rfc] Non-determinism (Re: Unable to run xml2rfc --help)

Julian Reschke <julian.reschke@gmx.de> Mon, 04 January 2021 13:31 UTC

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To: Carsten Bormann <cabo@tzi.org>
Cc: xml2rfc@ietf.org
References: <alpine.DEB.2.20.2012290940050.26613@maria.rogerprice.org> <E6768027-2AA0-46E2-8F24-61A799F7B963@tzi.org> <E97EC791-6E3C-40A3-A4C1-E044DEE9E582@tzi.org> <15efde15-8b66-b359-db1f-d5c15a8f73a6@gmx.de> <7DF7CDFB-8D5E-48A6-8427-82FA1560C71F@tzi.org>
From: Julian Reschke <julian.reschke@gmx.de>
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Date: Mon, 04 Jan 2021 14:31:34 +0100
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Subject: Re: [xml2rfc] Non-determinism (Re: Unable to run xml2rfc --help)
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Am 04.01.2021 um 14:21 schrieb Carsten Bormann:
> On 2021-01-04, at 14:03, Julian Reschke <julian.reschke@gmx.de> wrote:
>>
>> See <https://trac.tools.ietf.org/tools/xml2rfc/trac/ticket/553>.
>
> Ah, thank you, Julian!
>
> So I don’t need to write a bug report.
>
> But I can confirm: The order does change between runs on the same platform (Python 3.9 on macOS 10.15.7 (19H114)).

Same here: Python 3.6 on Cygwin.

> I don’t quite agree that non-deterministic output (which is visible as such all the way to the HTML published by the RPC — see below for RFC89xx) is a minor bug.
> It should be possible for third parties to check the published derived versions against their own builds, without the need to rerun the tool until the output happens to match.

+1

Best regards, Julian

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