[libvirt] [PATCH v4 00/26] scripts: convert most perl scripts to python

Peter Krempa pkrempa at redhat.com
Wed Oct 9 12:01:37 UTC 2019


On Wed, Oct 09, 2019 at 12:37:15 +0100, Daniel Berrange wrote:

[...]

>  - src/rpc/gendispatch.pl
>  - src/rpc/genprotocol.pl
>  - tools/wireshark/util/genxdrstub.pl

[...]

> Note that the check-spacing.py script is significantly
> slower in Python than in Perl. After researching this
> it appears there is nothing that can be done. The Perl
> regex engine is simply much better optimized than the
> Python one.  As previously discussed we need to loook
> at uncrustify or clang-format or some other tool to
> validate whitespace formatting. This is ongoing. We
> can either accept the slow down in the short term or
> keep the Perl version in the short term.

I vote for keeping the perl version then. I don't see much value in
rewriting it into a much slower form just to drop it soon after.




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