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387 commits

Author SHA1 Message Date
Jon Dufresne
3972628de3 bpo-30296 Remove unnecessary tuples, lists, sets, and dicts (#1489) 
* Replaced list(<generator expression>) with list comprehension
* Replaced dict(<generator expression>) with dict comprehension
* Replaced set(<list literal>) with set literal
* Replaced builtin func(<list comprehension>) with func(<generator
  expression>) when supported (e.g. any(), all(), tuple(), min(), &
  max())
 2017-05-18 07:35:54 -07:00
Xiang Zhang
6f75bc003a bpo-30301: Fix AttributeError when using SimpleQueue.empty() (#1601) 
Under  *spawn* and *forkserver* start methods, SimpleQueue.empty() could
raise AttributeError due to not setting _poll in __setstate__.
 2017-05-17 21:04:00 +08:00
Antoine Pitrou
6dd4d734ed bpo-30185: avoid KeyboardInterrupt tracebacks in forkserver (#1319) 
* bpo-30185: avoid KeyboardInterrupt tracebacks in forkserver

* Tweak comment
 2017-05-04 16:44:53 +02:00
Serhiy Storchaka
66bffd1663 bpo-30065: Fixed arguments validation in _posixsubprocess.fork_exec(). (#1110) 2017-04-19 21:12:46 +03:00
Serhiy Storchaka
5affd23e6f bpo-29762: More use "raise from None". (#569) 
This hides unwanted implementation details from tracebacks.
 2017-04-05 09:37:24 +03:00
Xiang Zhang
794623bdb2 bpo-28699: fix abnormal behaviour of pools in multiprocessing.pool (GH-693) 
an exception raised at the very first of an iterable would cause pools behave abnormally
(swallow the exception or hang)
 2017-03-29 11:58:54 +08:00
Victor Stinner
d6debb24e0 bpo-29919: Remove unused imports found by pyflakes (#137) 
Make also minor PEP8 coding style fixes on modified imports.
 2017-03-27 16:05:26 +02:00
Antoine Pitrou
8988945cdc bpo-29861: release references to multiprocessing Pool tasks (#743) 
* bpo-29861: release references to multiprocessing Pool tasks

Release references to tasks, their arguments and their results as soon
as they are finished, instead of keeping them alive until another task
arrives.

* Comments in test
 2017-03-24 13:52:11 +01:00
Serhiy Storchaka
bdf6b910f9 bpo-29776: Use decorator syntax for properties. (#585) 2017-03-19 08:40:32 +02:00
Antoine Pitrou
ebb39bcc04 Issue #28779: multiprocessing.set_forkserver_preload() would crash the forkserver process if a preloaded module instantiated some multiprocessing objects such as locks. 2016-12-10 17:16:17 +01:00
Antoine Pitrou
cd2a201e5b Issue #28779: multiprocessing.set_forkserver_preload() would crash the forkserver process if a preloaded module instantiated some multiprocessing objects such as locks. 2016-12-10 17:13:16 +01:00
Davin Potts
5458647bb8 Issue #28053: Applying refactorings, docs and other cleanup to follow. 2016-09-09 18:03:10 -05:00
Davin Potts
37156a70b9 Issue #21201: Improves readability of multiprocessing error message from server to client for certain exceptions 2016-09-08 14:40:36 -05:00
Davin Potts
70897ec54c Issue #21201: Improves readability of multiprocessing error message from server to client for certain exceptions 2016-09-08 14:47:23 -05:00
Davin Potts
86a7668426 Fixes issue #6766: Updated multiprocessing Proxy Objects to support nesting 2016-09-07 18:48:01 -05:00
Serhiy Storchaka
b6a9c9761c Issue #26778: Fixed "a/an/and" typos in code comment, documentation and error 
messages.
 2016-04-17 09:39:28 +03:00
Serhiy Storchaka
6a7b3a77b4 Issue #26778: Fixed "a/an/and" typos in code comment and documentation. 2016-04-17 08:32:47 +03:00
Victor Stinner
a6d865c128 Issue #25654: 
* multiprocessing: open file with closefd=False to avoid ResourceWarning
* _test_multiprocessing: open file with O_EXCL to detect bugs in tests (if a
  previous test forgot to remove TESTFN)
* test_sys_exit(): remove TESTFN after each loop iteration

Initial patch written by Serhiy Storchaka.
 2016-03-25 09:29:50 +01:00
Charles-François Natali
78f55ffc63 Issue #23992: multiprocessing: make MapResult not fail-fast upon exception. 2016-02-10 22:58:18 +00:00
Berker Peksag
16fb674882 Fix typo in docstring of multiprocessing.spawn.spawn_main() 2016-01-07 19:02:55 +02:00
Serhiy Storchaka
225821c653 Issue #25899: Converted non-ASCII characters in docstrings and manpage 
to ASCII replacements.  Original patch by Chris Angelico.
 2015-12-18 13:05:04 +02:00
Antoine Pitrou
d5aec7ba48 Issue #21116: Avoid blowing memory when allocating a multiprocessing shared 
array that's larger than 50% of the available RAM.

Patch by Médéric Boquien.
 2015-04-13 20:53:43 +02:00
Serhiy Storchaka
2116b12da5 Issue #23865: close() methods in multiple modules now are idempotent and more 
robust at shutdown. If needs to release multiple resources, they are released
even if errors are occured.
 2015-04-10 13:29:28 +03:00
Serhiy Storchaka
7e7a3dba5f Issue #23865: close() methods in multiple modules now are idempotent and more 
robust at shutdown. If needs to release multiple resources, they are released
even if errors are occured.
 2015-04-10 13:24:41 +03:00
Berker Peksag
291d7b0284 Issue #23400: Raise same exception on both Python 2 and 3 if sem_open is not available. 
Patch by Davin Potts.
 2015-04-08 17:57:44 +03:00
Berker Peksag
7ecfc82edb Issue #23400: Raise same exception on both Python 2 and 3 if sem_open is not available. 
Patch by Davin Potts.
 2015-04-08 17:56:30 +03:00
Serhiy Storchaka
79fbeee237 Issue #23051: multiprocessing.Pool methods imap() and imap_unordered() now 
handle exceptions raised by an iterator.  Patch by Alon Diamant and Davin
Potts.
 2015-03-13 08:25:26 +02:00
Serhiy Storchaka
63623ac252 Issue #23051: multiprocessing.Pool methods imap() and imap_unordered() now 
handle exceptions raised by an iterator.  Patch by Alon Diamant and Davin
Potts.
 2015-03-13 08:30:33 +02:00
Steve Dower
4e02f8f4ae Issue #18382: Zero-length messages are consumed by ReadFile on Windows 8 and later 2015-03-02 08:06:30 -08:00
Steve Dower
3f9e381030 Issue #18382: Zero-length messages are consumed by ReadFile on Windows 8 and later 2015-03-02 08:05:27 -08:00
Charles-François Natali
6e6c59b508 Issue #23285: PEP 475 -- Retry system calls failing with EINTR. 2015-02-07 13:27:50 +00:00
Steve Dower
438f4abb50 Issue #23060: Suppresses a multiprocessing assert that fails incorrectly 
This is to keep buildbots running while we figure out the best long-term fix.
 2014-12-17 06:35:49 -08:00
Serhiy Storchaka
b757c83ec6 Issue #22581: Use more "bytes-like object" throughout the docs and comments. 2014-12-05 22:25:22 +02:00
Serhiy Storchaka
92bf919ed0 Issue #22581: Use more "bytes-like object" throughout the docs and comments. 2014-12-05 22:26:10 +02:00
Antoine Pitrou
0b87831de9 Simplify code in multiprocessing.Connection.send_bytes(). 
Followup to issue #20540; patch by Serhiy.
 2014-07-31 18:41:57 -04:00
Serhiy Storchaka
465e60e654 Issue #22033: Reprs of most Python implemened classes now contain actual 
class name instead of hardcoded one.
 2014-07-25 23:36:00 +03:00
Charles-François Natali
6e20460dc6 Issue #21566: Make use of socket.listen() default backlog. 2014-07-23 19:28:13 +01:00
Serhiy Storchaka
fbc877b794 Fixed bugs in reprs of CookieJar and multiprocessing.dummy.Value. 2014-07-22 11:10:37 +03:00
Serhiy Storchaka
1392df96ef Fixed bugs in reprs of CookieJar and multiprocessing.dummy.Value. 2014-07-22 11:09:36 +03:00
Charles-François Natali
a924fc7abc Issue #21565: multiprocessing: use contex-manager protocol for synchronization 
primitives.
 2014-05-25 14:12:12 +01:00
Benjamin Peterson
40470e00b5 do not generate pipe names in the temporary dir 2014-04-14 12:24:37 -04:00
Richard Oudkerk
99d8dd2489 Issue #20990: Correction for 619331c67638. 2014-03-23 18:44:11 +00:00
Richard Oudkerk
c346060440 Merge 3.3. 2014-03-23 12:52:16 +00:00
Richard Oudkerk
3e952d56ea Issue #20633: Replace relative import by absolute import. 2014-03-23 12:42:28 +00:00
Richard Oudkerk
80a5be1d84 Issue #20980: Stop wrapping exception when using ThreadPool. 2014-03-23 12:30:54 +00:00
Richard Oudkerk
a40675a1a2 Issue #20990: Fix issues found by pyflakes for multiprocessing. 2014-03-23 11:54:15 +00:00
Victor Stinner
7fa767e517 Issue #20976: pyflakes: Remove unused imports 2014-03-20 09:16:38 +01:00
Victor Stinner
69b1e261fc Issue #20978: pyflakes: fix undefined names 2014-03-20 08:50:52 +01:00
Antoine Pitrou
b7d6d2ac6e Issue #20540: Fix a performance regression (vs. Python 3.2) when layering a multiprocessing Connection over a TCP socket. 
For small payloads, Nagle's algorithm would introduce idle delays before the entire transmission of a message.
 2014-02-08 23:03:56 +01:00
Antoine Pitrou
0c1e31ab1e Issue #20540: Fix a performance regression (vs. Python 3.2) when layering a multiprocessing Connection over a TCP socket. 
For small payloads, Nagle's algorithm would introduce idle delays before the entire transmission of a message.
 2014-02-08 23:05:52 +01:00