[Speed] New benchmark suite for Python

[Maciej Fijalkowski]

Very likely just pyc import time

On Fri, Aug 19, 2016 at 6:48 PM, Alex Gaynor <alex.gaynor at gmail.com> wrote:
> It's probably an ok benchmark of warmup.
>
> Alex
>
> On Fri, Aug 19, 2016 at 12:47 PM, Maciej Fijalkowski <fijall at gmail.com>
> wrote:
>>
>> On Fri, Aug 19, 2016 at 1:20 PM, Nick Coghlan <ncoghlan at gmail.com> wrote:
>> > On 19 August 2016 at 01:55, Victor Stinner <victor.stinner at gmail.com>
>> > wrote:
>> >> 2016-08-18 8:48 GMT+02:00 Armin Rigo <arigo at tunes.org>:
>> >>> Indeed, bzr cannot be installed on PyPy because it uses Cython in a
>> >>> strange way: it declares and directly pokes inside PyListObjects from
>> >>> a .pyx file.  But note that bzr (seems to) have systematically a pure
>> >>> Python version of all its .pyx files. (...)
>> >>
>> >> bazar is only used for a "startup" benchmark. I don't think that such
>> >> benchmark is very interesting... I would prefer to see a benchmark on
>> >> a less dummy operation on the repository than displaying the help...
>> >
>> > Simple commands like displaying help messages are where interpreter
>> > startup time dominates the end user experience for applications
>> > written in Python, though. For example, improvements to import system
>> > performance tend to mostly show up there - for longer running
>> > benchmarks, changes in startup time tend to get swamped by the actual
>> > runtime speed, while the baseline "python -c 'pass'" mainly varies
>> > based on how many modules we're implicitly importing at startup rather
>> > than how well the import system is performing .
>> >
>> > Cheers,
>> > Nick.
>>
>> I would still argue that displaying help is not a very good benchmark :-)
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