linux-kernel - Re: [PATCH v3 1/1] gen_compile_commands: fix invalid escape sequence warning

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Message-ID: <20240214182825.ghe2rqux4mdkgh2f@google.com>
Date: Wed, 14 Feb 2024 18:28:25 +0000
From: Justin Stitt <justinstitt@...gle.com>
To: Andrew Ballance <andrewjballance@...il.com>
Cc: linux-kbuild@...r.kernel.org,
	linux-kernel-mentees@...ts.linuxfoundation.org,
	linux-kernel@...r.kernel.org, llvm@...ts.linux.dev,
	masahiroy@...nel.org, morbo@...gle.com, nathan@...nel.org,
	ndesaulniers@...gle.com, nicolas@...sle.eu,
	skhan@...uxfoundation.org
Subject: Re: [PATCH v3 1/1] gen_compile_commands: fix invalid escape sequence
 warning

Hi,

On Tue, Feb 13, 2024 at 07:23:05PM -0600, Andrew Ballance wrote:
> with python 3.12.1 '\#' results in this warning
>     SyntaxWarning: invalid escape sequence '\#'
>
> Signed-off-by: Andrew Ballance <andrewjballance@...il.com>

You probably don't need to send a patch series (with a cover letter) if
you're only sending a single patch to the list.

Really, though, who cares!

Reviewed-by: Justin Stitt <justinstitt@...gle.com>
> ---
>  scripts/clang-tools/gen_compile_commands.py | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/clang-tools/gen_compile_commands.py b/scripts/clang-tools/gen_compile_commands.py
> index 5dea4479240b..e4fb686dfaa9 100755
> --- a/scripts/clang-tools/gen_compile_commands.py
> +++ b/scripts/clang-tools/gen_compile_commands.py
> @@ -170,7 +170,7 @@ def process_line(root_directory, command_prefix, file_path):
>      # escape the pound sign '#', either as '\#' or '$(pound)' (depending on the
>      # kernel version). The compile_commands.json file is not interepreted
>      # by Make, so this code replaces the escaped version with '#'.
> -    prefix = command_prefix.replace('\#', '#').replace('$(pound)', '#')
> +    prefix = command_prefix.replace(r'\#', '#').replace('$(pound)', '#')
>
>      # Return the canonical path, eliminating any symbolic links encountered in the path.
>      abs_path = os.path.realpath(os.path.join(root_directory, file_path))
> --
> 2.43.0
>

Thanks
Justin