Commit Graph

283 Commits

Author SHA1 Message Date
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
Nick Coghlan 9a76735b1d Close #19946: use runpy as needed in multiprocessing
- handles main files without a suffix
- handles main submodules properly
- adds test cases for the various kinds of __main__
2013-12-17 22:17:26 +10:00
Brett Cannon ca7ab7c7f1 Issue #19946: Raise ImportError when the main module cannot be found
by multiprocessing.spawn (before it was raising an AttributeError).
2013-12-13 11:43:10 -05:00
Eric Snow b523f8433a Implement PEP 451 (ModuleSpec). 2013-11-22 09:05:39 -07:00
Christian Heimes 634919a9fa Issue #17276: MD5 as default digestmod for HMAC is deprecated. The HMAC
module supports digestmod names, e.g. hmac.HMAC('sha1').
2013-11-20 17:23:06 +01:00