[PATCH] test/py: Add a report show test durations

[Simon Glass]

Hi Tom,

On Fri, 24 Jan 2025 at 12:21, Tom Rini <trini at konsulko.com> wrote:
>
> On Fri, Jan 24, 2025 at 11:56:04AM -0700, Simon Glass wrote:
>
> > Execution time varies widely with the existing tests. Provides a summary
> > of the time taken for each test, along with a histogram.
> >
> > Example:
> >
> >    Duration : Number of tests
> >    ======== : ========================================
> >        <1ms :  1
> >        <8ms :  1
> >       <20ms : # 20
> >       <30ms : ######## 127
> >       <50ms : ######################################## 582
> >       <75ms : ####### 102
> >      <100ms : ## 39
> >      <200ms : ##### 86
> >      <300ms : # 29
> >      <500ms : ## 42
> >      <750ms : # 16
> >       <1.0s : # 15
> >       <2.0s : # 23
> >       <3.0s :  13
> >       <5.0s :  9
> >       <7.5s :  1
> >      <10.0s :  6
> >      <20.0s :  12
> >
> > Signed-off-by: Simon Glass <sjg at chromium.org>
> > ---
> >
> >  test/py/conftest.py | 77 +++++++++++++++++++++++++++++++++++++++++++++
> >  1 file changed, 77 insertions(+)
>
> Whitespace issues aside,

Do you mean the blank lines? pylint wants those for top-level items.

 we should probably not do this every time, just
> when requested.

I'd like to see it on each run, actually. It doesn't take any time to
calculate and it lets us see where the time is going.

Regards,
Simon