https://github.com/python/cpython/commit/d2d78088530433f475d9304104bbc0dac2536edd commit: d2d78088530433f475d9304104bbc0dac2536edd branch: main author: Stevoisiak <[email protected]> committer: serhiy-storchaka <[email protected]> date: 2024-02-17T08:33:28Z summary:
gh-101699: Explain using Match.expand with \g<0> (GH-101701) Update documentation for re library to explain that a backreference `\g<0>` is expanded to the entire string when using Match.expand(). Note that numeric backreferences to group 0 (`\0`) are not supported. Co-authored-by: Serhiy Storchaka <[email protected]> files: M Doc/library/re.rst diff --git a/Doc/library/re.rst b/Doc/library/re.rst index a5bd5c73f2fac7..0336121c2bc631 100644 --- a/Doc/library/re.rst +++ b/Doc/library/re.rst @@ -1344,7 +1344,8 @@ when there is no match, you can test whether there was a match with a simple Escapes such as ``\n`` are converted to the appropriate characters, and numeric backreferences (``\1``, ``\2``) and named backreferences (``\g<1>``, ``\g<name>``) are replaced by the contents of the - corresponding group. + corresponding group. The backreference ``\g<0>`` will be + replaced by the entire match. .. versionchanged:: 3.5 Unmatched groups are replaced with an empty string. _______________________________________________ Python-checkins mailing list -- [email protected] To unsubscribe send an email to [email protected] https://mail.python.org/mailman3/lists/python-checkins.python.org/ Member address: [email protected]
