Re: [Python-Dev] Deleting with setting C API functions

2015-12-01 Thread Nick Coghlan
On 2 December 2015 at 01:50, Serhiy Storchaka wrote: > On 25.11.15 08:39, Nick Coghlan wrote: >> So it looks to me like replicating the NULL-handling behaviour of the >> slots in the public Set* APIs was intentional, and it's just the >> documentation of that detail that was missed (since most fol

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Stewart, David C
On 12/1/15, 11:38 AM, "Maciej Fijalkowski" wrote: >On Tue, Dec 1, 2015 at 9:04 PM, Stewart, David C > wrote: >> >> Part of the reason that I monitor ssbench so closely on Python 2 is that >> Swift is a major element in cloud computing (and OpenStack in particular) >> and has ~70% of its cy

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Maciej Fijalkowski
On Tue, Dec 1, 2015 at 9:04 PM, Stewart, David C wrote: > On 12/1/15, 10:56 AM, "Maciej Fijalkowski" wrote: > > > >>Hi David. >> >>Any reason you run a tiny tiny subset of benchmarks? > > We could always run more. There are so many in the full set in > https://hg.python.org/benchmarks/ with such

Re: [Python-Dev] "python.exe is not a valid Win32 app"

2015-12-01 Thread Laura Creighton
In a message of Tue, 01 Dec 2015 10:13:10 -0600, Ryan Gonzalez writes: >Did you get the x86-64 version or x86? If you had gotten the former, it would >lead to that error. No, his problem is his windows XP. Python 3.5 is not supported on windows XP. Upgrade your OS or stick with 3.4 Laura Creig

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Stewart, David C
On 12/1/15, 10:56 AM, "Maciej Fijalkowski" wrote: >Hi David. > >Any reason you run a tiny tiny subset of benchmarks? We could always run more. There are so many in the full set in https://hg.python.org/benchmarks/ with such divergent results that it seems hard to see the forest because there

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Maciej Fijalkowski
Hi David. Any reason you run a tiny tiny subset of benchmarks? On Tue, Dec 1, 2015 at 5:26 PM, Stewart, David C wrote: > > > From: Fabio Zadrozny mailto:fabi...@gmail.com>> > Date: Tuesday, December 1, 2015 at 1:36 AM > To: David Stewart > mailto:david.c.stew...@intel.com>> > Cc: "R. David Murr

Re: [Python-Dev] "python.exe is not a valid Win32 app"

2015-12-01 Thread Mark Lawrence
On 01/12/2015 14:30, Alexei Belenki via Python-Dev wrote: Installed python 3.5 (from https://www.python.org/downloads/) on Windows XPsp3/32 On starting >>python.exe got the text above in the Windows message box. Any suggestions? Thanks. AB This isn't really the place to ask questions such a

Re: [Python-Dev] "python.exe is not a valid Win32 app"

2015-12-01 Thread Ryan Gonzalez
Did you get the x86-64 version or x86? If you had gotten the former, it would lead to that error. On December 1, 2015 8:30:25 AM CST, Alexei Belenki via Python-Dev wrote: >Installed python 3.5 (from https://www.python.org/downloads/) on >Windows XPsp3/32 >On starting >>python.exe got the text a

[Python-Dev] "python.exe is not a valid Win32 app"

2015-12-01 Thread Alexei Belenki via Python-Dev
Installed python 3.5 (from https://www.python.org/downloads/) on Windows XPsp3/32 On starting >>python.exe got the text above in the Windows message box. Any suggestions?Thanks.AB___ Python-Dev mailing list Python-Dev@python.org https://mail.python.org/m

Re: [Python-Dev] Deleting with setting C API functions

2015-12-01 Thread Serhiy Storchaka
On 25.11.15 08:39, Nick Coghlan wrote: On 25 November 2015 at 07:33, Guido van Rossum wrote: Ooooh, that's probably really old code. I guess for the slots the reasoning is to save on slots. For the public functions, alas it will be hard to know if anyone is depending on it, even if it's undocum

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Stewart, David C
On 12/1/15, 7:26 AM, "Python-Dev on behalf of Stewart, David C" wrote: > >Fabio – my advice to you is to check out the daily emails sent to >python-checkins. An example is >https://mail.python.org/pipermail/python-checkins/2015-November/140185.html. >If you still have questions, Stefan c

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Fabio Zadrozny
On Tue, Dec 1, 2015 at 8:14 AM, Maciej Fijalkowski wrote: > On Tue, Dec 1, 2015 at 11:49 AM, Fabio Zadrozny wrote: > > > > On Tue, Dec 1, 2015 at 6:36 AM, Maciej Fijalkowski > wrote: > >> > >> Hi > >> > >> Thanks for doing the work! I'm on of the pypy devs and I'm very > >> interested in seeing

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Stewart, David C
From: Fabio Zadrozny mailto:fabi...@gmail.com>> Date: Tuesday, December 1, 2015 at 1:36 AM To: David Stewart mailto:david.c.stew...@intel.com>> Cc: "R. David Murray" mailto:rdmur...@bitdance.com>>, "python-dev@python.org" mailto:python-dev@python.org>> Subject: Re:

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Fabio Zadrozny
On Tue, Dec 1, 2015 at 9:35 AM, Victor Stinner wrote: > 2015-12-01 10:49 GMT+01:00 Fabio Zadrozny : > > As for the graph, it should be easy to customize (and I'm open to > > suggestions). In the case, as it is, red is slower and blue is faster > (so, > > for instance in > > https://www.speedtin.c

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Victor Stinner
2015-12-01 10:49 GMT+01:00 Fabio Zadrozny : > As for the graph, it should be easy to customize (and I'm open to > suggestions). In the case, as it is, red is slower and blue is faster (so, > for instance in > https://www.speedtin.com/reports/1_CPython27x_Performance_Over_Time For me, -10% means "f

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Maciej Fijalkowski
On Tue, Dec 1, 2015 at 11:49 AM, Fabio Zadrozny wrote: > > On Tue, Dec 1, 2015 at 6:36 AM, Maciej Fijalkowski wrote: >> >> Hi >> >> Thanks for doing the work! I'm on of the pypy devs and I'm very >> interested in seeing this getting somewhere. I must say I struggle to >> read the graph - is red g

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Fabio Zadrozny
On Tue, Dec 1, 2015 at 6:36 AM, Maciej Fijalkowski wrote: > Hi > > Thanks for doing the work! I'm on of the pypy devs and I'm very > interested in seeing this getting somewhere. I must say I struggle to > read the graph - is red good or is red bad for example? > > I'm keen to help you getting any

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Fabio Zadrozny
On Mon, Nov 30, 2015 at 3:33 PM, Stewart, David C wrote: > > On 11/30/15, 5:52 AM, "Python-Dev on behalf of R. David Murray" > rdmur...@bitdance.com> wrote: > > > > >There's also an Intel project posted about here recently that checks > >individual benchmarks for performance regressions and post

Re: [Python-Dev] Avoiding CPython performance regressions

2015-12-01 Thread Maciej Fijalkowski
Hi Thanks for doing the work! I'm on of the pypy devs and I'm very interested in seeing this getting somewhere. I must say I struggle to read the graph - is red good or is red bad for example? I'm keen to help you getting anything you want to run it repeatedly. PS. The intel stuff runs one bench