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Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk ........ r64722 | georg.brandl | 2008-07-05 12:13:36 +0200 (Sat, 05 Jul 2008) | 4 lines #2663: support an *ignore* argument to shutil.copytree(). Patch by Tarek Ziade. This is a new feature, but Barry authorized adding it in the beta period. ........ r64729 | mark.dickinson | 2008-07-05 13:33:52 +0200 (Sat, 05 Jul 2008) | 5 lines Issue 3188: accept float('infinity') as well as float('inf'). This makes the float constructor behave in the same way as specified by various other language standards, including C99, IEEE 754r, and the IBM Decimal standard. ........ r64753 | gregory.p.smith | 2008-07-06 05:35:58 +0200 (Sun, 06 Jul 2008) | 4 lines - Issue #2862: Make int and float freelist management consistent with other freelists. Changes their CompactFreeList apis into ClearFreeList apis and calls them via gc.collect(). ........ r64845 | raymond.hettinger | 2008-07-10 16:03:19 +0200 (Thu, 10 Jul 2008) | 1 line Issue 3301: Bisect functions behaved badly when lo was negative. ........ r64846 | raymond.hettinger | 2008-07-10 16:34:57 +0200 (Thu, 10 Jul 2008) | 1 line Issue 3285: Fractions from_float() and from_decimal() accept Integral arguments. ........ r64849 | andrew.kuchling | 2008-07-10 16:43:31 +0200 (Thu, 10 Jul 2008) | 1 line Wording changes ........ r64871 | raymond.hettinger | 2008-07-11 14:00:21 +0200 (Fri, 11 Jul 2008) | 1 line Add cautionary note on the use of PySequence_Fast_ITEMS. ........ r64880 | amaury.forgeotdarc | 2008-07-11 23:28:25 +0200 (Fri, 11 Jul 2008) | 5 lines #3317 in zipfile module, restore the previous names of global variables: some applications relied on them. Also remove duplicated lines. ........ r64881 | amaury.forgeotdarc | 2008-07-11 23:45:06 +0200 (Fri, 11 Jul 2008) | 3 lines #3342: In tracebacks, printed source lines were not indented since r62555. #3343: Py_DisplaySourceLine should be a private function. Rename it to _Py_DisplaySourceLine. ........ r64882 | josiah.carlson | 2008-07-12 00:17:14 +0200 (Sat, 12 Jul 2008) | 2 lines Fix for the AttributeError in test_asynchat. ........ r64885 | josiah.carlson | 2008-07-12 01:26:59 +0200 (Sat, 12 Jul 2008) | 2 lines Fixed test for asyncore. ........ r64888 | matthias.klose | 2008-07-12 09:51:48 +0200 (Sat, 12 Jul 2008) | 2 lines - Fix bashisms in Tools/faqwiz/move-faqwiz.sh ........ r64897 | benjamin.peterson | 2008-07-12 22:16:19 +0200 (Sat, 12 Jul 2008) | 1 line fix various doc typos #3320 ........ r64900 | alexandre.vassalotti | 2008-07-13 00:06:53 +0200 (Sun, 13 Jul 2008) | 2 lines Fixed typo. ........ r64901 | benjamin.peterson | 2008-07-13 01:41:19 +0200 (Sun, 13 Jul 2008) | 1 line #1778443 robotparser fixes from Aristotelis Mikropoulos ........ r64915 | nick.coghlan | 2008-07-13 16:52:36 +0200 (Sun, 13 Jul 2008) | 1 line Fix issue 3221 by emitting a RuntimeWarning instead of raising SystemError when the parent module can't be found during an absolute import (likely due to non-PEP 361 aware code which sets a module level __package__ attribute) ........ r64926 | martin.v.loewis | 2008-07-13 22:31:49 +0200 (Sun, 13 Jul 2008) | 2 lines Add turtle into the module index. ........ r64927 | alexandre.vassalotti | 2008-07-13 22:42:44 +0200 (Sun, 13 Jul 2008) | 3 lines Issue #3274: Use a less common identifier for the temporary variable in Py_CLEAR(). ........ r64928 | andrew.kuchling | 2008-07-13 23:43:25 +0200 (Sun, 13 Jul 2008) | 1 line Re-word ........ r64929 | andrew.kuchling | 2008-07-13 23:43:52 +0200 (Sun, 13 Jul 2008) | 1 line Add various items; move ctypes items into a subsection of their own ........ r64938 | andrew.kuchling | 2008-07-14 02:35:32 +0200 (Mon, 14 Jul 2008) | 1 line Typo fixes ........ r64939 | andrew.kuchling | 2008-07-14 02:40:55 +0200 (Mon, 14 Jul 2008) | 1 line Typo fix ........ r64940 | andrew.kuchling | 2008-07-14 03:18:16 +0200 (Mon, 14 Jul 2008) | 1 line Typo fix ........ r64941 | andrew.kuchling | 2008-07-14 03:18:31 +0200 (Mon, 14 Jul 2008) | 1 line Expand the multiprocessing section ........ r64944 | gregory.p.smith | 2008-07-14 08:06:48 +0200 (Mon, 14 Jul 2008) | 7 lines Fix posix.fork1() / os.fork1() to only call PyOS_AfterFork() in the child process rather than both parent and child. Does anyone actually use fork1()? It appears to be a Solaris thing but if Python is built with pthreads on Solaris, fork1() and fork() should be the same. ........ r64961 | jesse.noller | 2008-07-15 15:47:33 +0200 (Tue, 15 Jul 2008) | 1 line multiprocessing/connection.py patch to remove fqdn oddness for issue 3270 ........ r64966 | nick.coghlan | 2008-07-15 17:40:22 +0200 (Tue, 15 Jul 2008) | 1 line Add missing NEWS entry for r64962 ........ r64973 | jesse.noller | 2008-07-15 20:29:18 +0200 (Tue, 15 Jul 2008) | 1 line Revert 3270 patch: self._address is in pretty widespread use, need to revisit ........
This commit is contained in:
Georg Brandl
parent
38bbc4888a
commit
2ee470f7f9
46 changed files with 498 additions and 209 deletions
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@ -158,7 +158,7 @@ However, if you really do need to use some shared data then
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The ``'d'`` and ``'i'`` arguments used when creating ``num`` and ``arr`` are
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typecodes of the kind used by the :mod:`array` module: ``'d'`` indicates a
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double precision float and ``'i'`` inidicates a signed integer. These shared
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double precision float and ``'i'`` indicates a signed integer. These shared
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objects will be process and thread safe.
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For more flexibility in using shared memory one can use the
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@ -168,7 +168,7 @@ However, if you really do need to use some shared data then
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**Server process**
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A manager object returned by :func:`Manager` controls a server process which
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holds python objects and allows other processes to manipulate them using
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holds Python objects and allows other processes to manipulate them using
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proxies.
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A manager returned by :func:`Manager` will support types :class:`list`,
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@ -451,7 +451,7 @@ Note that one can also create a shared queue by using a manager object -- see
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This means that if you try joining that process you may get a deadlock unless
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you are sure that all items which have been put on the queue have been
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consumed. Similarly, if the child process is non-daemonic then the parent
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process may hang on exit when it tries to join all it non-daemonic children.
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process may hang on exit when it tries to join all its non-daemonic children.
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Note that a queue created using a manager does not have this issue. See
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:ref:`multiprocessing-programming`.
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@ -532,7 +532,8 @@ For an example of the usage of queues for interprocess communication see
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Equivalent to ``get(False)``.
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:class:`multiprocessing.Queue` has a few additional methods not found in
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:class:`queue.Queue` which are usually unnecessary:
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:class:`queue.Queue`. These methods are usually unnecessary for most
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code:
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.. method:: close()
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@ -772,7 +773,7 @@ Synchronization primitives
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~~~~~~~~~~~~~~~~~~~~~~~~~~
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Generally synchronization primitives are not as necessary in a multiprocess
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program as they are in a mulithreaded program. See the documentation for
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program as they are in a multithreaded program. See the documentation for
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:mod:`threading` module.
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Note that one can also create synchronization primitives by using a manager
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@ -782,7 +783,7 @@ object -- see :ref:`multiprocessing-managers`.
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A bounded semaphore object: a clone of :class:`threading.BoundedSemaphore`.
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(On Mac OSX this is indistiguishable from :class:`Semaphore` because
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(On Mac OSX this is indistinguishable from :class:`Semaphore` because
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``sem_getvalue()`` is not implemented on that platform).
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.. class:: Condition([lock])
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@ -891,8 +892,8 @@ processes.
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.. note::
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Although it is posible to store a pointer in shared memory remember that this
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will refer to a location in the address space of a specific process.
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Although it is possible to store a pointer in shared memory remember that
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this will refer to a location in the address space of a specific process.
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However, the pointer is quite likely to be invalid in the context of a second
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process and trying to dereference the pointer from the second process may
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cause a crash.
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@ -1081,7 +1082,7 @@ their parent process exits. The manager classes are defined in the
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Start a subprocess to start the manager.
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.. method:: server_forever()
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.. method:: serve_forever()
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Run the server in the current process.
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@ -1774,7 +1775,7 @@ handler type) for messages from different processes to get mixed up.
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handler which sends output to :data:`sys.stderr` using format
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``'[%(levelname)s/%(processName)s] %(message)s'``. (The logger allows use of
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the non-standard ``'%(processName)s'`` format.) Message sent to this logger
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will not by default propogate to the root logger.
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will not by default propagate to the root logger.
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Note that on Windows child processes will only inherit the level of the
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parent process's logger -- any other customization of the logger will not be
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