linux-kernel - Re: [PATCH v2 1/7] ia64: fix Python string escapes

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Date:   Tue, 12 Sep 2023 08:33:42 -0700
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Benjamin Gray <bgray@...ux.ibm.com>,
        Ard Biesheuvel <ardb@...nel.org>
Cc:     linux-ia64@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-doc@...r.kernel.org, llvm@...ts.linux.dev,
        linux-pm@...r.kernel.org, bpf@...r.kernel.org,
        linux-kselftest@...r.kernel.org, Jonathan Corbet <corbet@....net>,
        Ian Abbott <abbotti@....co.uk>,
        H Hartley Sweeten <hsweeten@...ionengravers.com>,
        Nathan Chancellor <nathan@...nel.org>,
        Tom Rix <trix@...hat.com>, Jan Kiszka <jan.kiszka@...mens.com>,
        Kieran Bingham <kbingham@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        linux-perf-users@...r.kernel.org,
        Todd E Brandt <todd.e.brandt@...ux.intel.com>,
        Andrii Nakryiko <andrii@...nel.org>,
        Mykola Lysenko <mykolal@...com>, Shuah Khan <shuah@...nel.org>
Subject: Re: [PATCH v2 1/7] ia64: fix Python string escapes

On Mon, Sep 11, 2023 at 11:08 PM Benjamin Gray <bgray@...ux.ibm.com> wrote:
>
> Python 3.6 introduced a DeprecationWarning for invalid escape sequences.
> This is upgraded to a SyntaxWarning in Python 3.12, and will eventually
> be a syntax error.
>
> Fix these now to get ahead of it before it's an error.
>
> Signed-off-by: Benjamin Gray <bgray@...ux.ibm.com>
> ---
>  arch/ia64/scripts/unwcheck.py | 2 +-

Ard is proposing removing this script, along with the rest of the architecture:
https://lore.kernel.org/linux-arch/20230911163129.3777603-2-ardb@google.com/

So this change can be dropped.

>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/ia64/scripts/unwcheck.py b/arch/ia64/scripts/unwcheck.py
> index 9581742f0db2..adc24152d3b9 100644
> --- a/arch/ia64/scripts/unwcheck.py
> +++ b/arch/ia64/scripts/unwcheck.py
> @@ -21,7 +21,7 @@ if len(sys.argv) != 2:
>
>  readelf = os.getenv("READELF", "readelf")
>
> -start_pattern = re.compile("<([^>]*)>: \[0x([0-9a-f]+)-0x([0-9a-f]+)\]")
> +start_pattern = re.compile(r"<([^>]*)>: \[0x([0-9a-f]+)-0x([0-9a-f]+)\]")
>  rlen_pattern  = re.compile(".*rlen=([0-9]+)")
>
>  def check_func (func, slots, rlen_sum):
> --
> 2.41.0
>


-- 
Thanks,
~Nick Desaulniers