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[Python-Dev] New work-in-progress bisection tool for the Python test suite (in regrtest)

Brett Cannon brett at python.org
Mon Jun 26 17:51:38 EDT 2017 
On Mon, 26 Jun 2017 at 13:38 Victor Stinner <victor.stinner at gmail.com>
wrote:

> 2017-06-26 21:58 GMT+02:00 Brett Cannon <brett at python.org>:
> > I don't see why regrtest isn't the right place for this.
>
> The current regrest CLI isn't designed for subcommands, and I don't
> want to "pollute" regrtest with multiple options for bisect.
> Currently, my script has already 4 options:
>
> haypo at selma$ python3 ~/prog/GIT/misc/python/bisect_test.py --help
> usage: bisect_test.py [-h] [-i INPUT] [-o OUTPUT] [-n MAX_TESTS] [-N
> MAX_ITER]
>
> optional arguments:
>   -h, --help            show this help message and exit
>   -i INPUT, --input INPUT
>                         Test names produced by --list-tests written into a
>                         file. If not set, run --list-tests
>   -o OUTPUT, --output OUTPUT
>                         Result of the bisection
>   -n MAX_TESTS, --max-tests MAX_TESTS
>                         Maximum number of tests to stop the bisection
>                         (default: 1)
>   -N MAX_ITER, --max-iter MAX_ITER
>                         Maximum number of bisection iterations (default:
> 100)
>
> I really like subcommands, it's a nice way to design complex CLI ;-)
>

Then I think you answered your own question about whether this should go
into regrtest ;) (Unless you want to rewrite regrtest's CLI to support
subcommands.)
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