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

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Date: Tue, 13 Feb 2024 19:23:05 -0600
From: Andrew Ballance <andrewjballance@...il.com>
To: justinstitt@...gle.com
Cc: andrewjballance@...il.com,
	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: [PATCH v3 1/1] gen_compile_commands: fix invalid escape sequence warning

with python 3.12.1 '\#' results in this warning
    SyntaxWarning: invalid escape sequence '\#'

Signed-off-by: Andrew Ballance <andrewjballance@...il.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