https://github.com/python/cpython/commit/6431f379b86c2f41a9a9f5a54e77d4e8d556489d commit: 6431f379b86c2f41a9a9f5a54e77d4e8d556489d branch: main author: Cody Maloney <[email protected]> committer: vstinner <[email protected]> date: 2024-11-06T07:54:40+01:00 summary:
gh-120754: Add to `io` optimization to what's new (#126466) files: M Doc/whatsnew/3.14.rst diff --git a/Doc/whatsnew/3.14.rst b/Doc/whatsnew/3.14.rst index 9300de440cdc30..b9d2c27eb9a321 100644 --- a/Doc/whatsnew/3.14.rst +++ b/Doc/whatsnew/3.14.rst @@ -471,6 +471,15 @@ asyncio reduces memory usage. (Contributed by Kumar Aditya in :gh:`107803`.) +io +--- +* :mod:`io` which provides the built-in :func:`open` makes less system calls + when opening regular files as well as reading whole files. Reading a small + operating system cached file in full is up to 15% faster. + :func:`pathlib.Path.read_bytes` has the most optimizations for reading a + file's bytes in full. (Contributed by Cody Maloney and Victor Stinner in + :gh:`120754` and :gh:`90102`.) + Deprecated ========== _______________________________________________ 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]
