```sh clang-tidy-diff.py:245: SyntaxWarning: invalid escape sequence '\+' match = re.search('^\+\+\+\ "?(.*?/){%s}([^ \t\n"]*)' % args.p, line) clang-tidy-diff.py:258: SyntaxWarning: invalid escape sequence '\+' match = re.search("^@@.*\+(\d+)(,(\d+))?", line) ``` Using python: ```sh $ python3 -VV Python 3.12.3 (main, Apr 9 2024, 08:09:14) [Clang 15.0.0 (clang-1500.3.9.4)] ``` It seems these strings need to be raw strings: ```python3 match = re.search(r'^\+\+\+\ "?(.*?/){%s}([^ \t\n"]*)' % args.p, line) # ^ note ```