linux-kernel - Re: perf: python3 + tests attr.py failing

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Date:   Tue, 5 Feb 2019 10:08:43 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Jiri Olsa <jolsa@...hat.com>
Cc:     Jiri Olsa <jolsa@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Tony Jones <tonyj@...e.de>,
        Ravi Bangoria <ravi.bangoria@...ux.ibm.com>,
        Seeteena Thoufeek <s1seetee@...ux.vnet.ibm.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: perf: python3 + tests attr.py failing

Em Tue, Feb 05, 2019 at 10:02:14AM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Mon, Feb 04, 2019 at 09:37:38PM +0100, Jiri Olsa escreveu:
> > On Mon, Feb 04, 2019 at 12:10:42PM -0300, Arnaldo Carvalho de Melo wrote:
> > > Noticed this now when building with PYTHON=python3, can you take a look?
> > > For now I'm reinstalling python2-devel and building with it, i.e.
> > > removing that PYTHON=python3 make command line variable.
> > which Fedora are you on 29? I'm on 28
 
> [acme@...co ~]$ cat /etc/fedora-release 
> Fedora release 29 (Twenty Nine)
 
> [acme@...co tumbleweed]$ rpm -qa | grep python3 | wc -l
> 96
> [acme@...co tumbleweed]$ rpm -q python3-devel
> python3-devel-3.7.2-4.fc29.x86_64
> [acme@...co tumbleweed]$ 
> 
> But it is a SyntaxError, so something simpler, looking up...

So python 3 needs to have that as:

	except Unsup as obj:

How to make this work with both is what I'm trying to figure out now...

 
> - Arnaldo
>  
> > jirka
> > 
> > > [root@...co ~]# find
> > > 
> > > Reverting back to building with python2-devel makes it work:
> > > 
> > > make O=/tmp/build/perf -C tools/perf install-bin
> > > 
> > > [acme@...co perf]$ ldd ~/bin/perf | grep python
> > > 	libpython2.7.so.1.0 => /lib64/libpython2.7.so.1.0 (0x00007fe283792000)
> > > [acme@...co perf]$
> > > 
> > > [root@...co ~]# perf test perf_event_attr
> > > 16: Setup struct perf_event_attr                          : Ok
> > > [root@...co ~]#
> > > 
> > > - Arnaldo
> 
> -- 
> 
> - Arnaldo

-- 

- Arnaldo