[PATCH v4 02/12] perf jevents metric: Add ability to rewrite metrics in terms of others

Ian Rogers irogers at google.com
Fri Jan 27 06:10:01 AEDT 2023


On Thu, Jan 26, 2023 at 7:59 AM John Garry <john.g.garry at oracle.com> wrote:
>
> On 26/01/2023 01:18, Ian Rogers wrote:
> > Add RewriteMetricsInTermsOfOthers that iterates over pairs of names
> > and expressions trying to replace an expression, within the current
> > expression, with its name.
> >
> > Signed-off-by: Ian Rogers <irogers at google.com>
>
> hmmm ... did you test this for many python versions?
>
> Maybe this patch causes this error:
>
> Traceback (most recent call last):
>   File "pmu-events/jevents.py", line 7, in <module>
>     import metric
>   File "/home/john/acme/tools/perf/pmu-events/metric.py", line 549, in
> <module>
>     def RewriteMetricsInTermsOfOthers(metrics: list[Tuple[str, Expression]]
> TypeError: 'type' object is not subscriptable
> make[3]: *** [pmu-events/Build:26: pmu-events/pmu-events.c] Error 1
> make[2]: *** [Makefile.perf:676: pmu-events/pmu-events-in.o] Error 2
> make[2]: *** Waiting for unfinished jobs....
>
> I have python 3.6.15
>
> Thanks,
> John

Apologies, I have to test python3.6 with docker and so if I think the
change is small enough.. My error, will spin v5.

Thanks,
Ian

>


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