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Diffstat (limited to 'Doc/whatsnew/3.3.rst')
| -rw-r--r-- | Doc/whatsnew/3.3.rst | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Doc/whatsnew/3.3.rst b/Doc/whatsnew/3.3.rst index 2b9bd11..a2d3af1 100644 --- a/Doc/whatsnew/3.3.rst +++ b/Doc/whatsnew/3.3.rst @@ -106,6 +106,11 @@ connection when done:: os -- +* The :mod:`os` module has a new :func:`~os.pipe2` function that makes it + possible to create a pipe with :data:`~os.O_CLOEXEC` or + :data:`~os.O_NONBLOCK` flags set atomically. This is especially useful to + avoid race conditions in multi-threaded programs. + * The :mod:`os` module has a new :func:`~os.sendfile` function which provides an efficent "zero-copy" way for copying data from one file (or socket) descriptor to another. The phrase "zero-copy" refers to the fact that all of |