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| author | Jesse Noller <jnoller@gmail.com> | 2008-09-30 00:15:45 (GMT) |
|---|---|---|
| committer | Jesse Noller <jnoller@gmail.com> | 2008-09-30 00:15:45 (GMT) |
| commit | 37040cdace1982772e5f35e4acfa13861d72065d (patch) | |
| tree | 07b4887aaac30870277beb6afe45a1e5652ed539 /Doc/library/multiprocessing.rst | |
| parent | e563aa4383df36cefe5c85c2a85b9008f54df048 (diff) | |
| download | cpython-37040cdace1982772e5f35e4acfa13861d72065d.zip cpython-37040cdace1982772e5f35e4acfa13861d72065d.tar.gz cpython-37040cdace1982772e5f35e4acfa13861d72065d.tar.bz2 | |
issue3770: if SEM_OPEN is 0, disable the mp.synchronize module, rev. Nick Coghlan, Damien Miller
Diffstat (limited to 'Doc/library/multiprocessing.rst')
| -rw-r--r-- | Doc/library/multiprocessing.rst | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Doc/library/multiprocessing.rst b/Doc/library/multiprocessing.rst index 42d76a3..a005dc4 100644 --- a/Doc/library/multiprocessing.rst +++ b/Doc/library/multiprocessing.rst @@ -18,6 +18,13 @@ to this, the :mod:`multiprocessing` module allows the programmer to fully leverage multiple processors on a given machine. It runs on both Unix and Windows. +.. warning:: + + This package largely requires a functioning shared semaphore + implementation on the host operating system to function. Without one, the + :mod:`multiprocessing.synchronize` module will be disabled, and attempts to + import it will result in an ImportError. See + http://bugs.python.org/issue3770 for additional information. The :class:`Process` class ~~~~~~~~~~~~~~~~~~~~~~~~~~ |