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165 Commits

Author SHA1 Message Date
Serhiy Storchaka 052b2dfdc9
bpo-32492: Tweak _collections._tuplegetter. (GH-11367) 
* Replace the docstrings cache with sys.intern().
* Improve tests.
* Unify names of tp_descr_get and tp_descr_set functions.
 2018-12-31 14:15:16 +02:00
Pablo Galindo 3f5fc70c62 bpo-32492: 1.6x speed up in namedtuple attribute access using C fast-path (#10495) 
* bpo-32492: 2.5x speed up in namedtuple attribute access using C fast path

* Add News entry

* fixup! bpo-32492: 2.5x speed up in namedtuple attribute access using C fast path

* Check for tuple in the __get__ of the new descriptor and don't cache the descriptor itself

* Don't inherit from property. Implement GC methods to handle __doc__

* Add a test for the docstring substitution in descriptors

* Update NEWS entry to reflect time against 3.7 branch

* Simplify implementation with argument clinic, better error messages, only __new__

* Use positional-only parameters for the __new__

* Use PyTuple_GET_SIZE and PyTuple_GET_ITEM to tighter the implementation of tuplegetterdescr_get

* Implement __set__ to make tuplegetter a data descriptor

* Use Py_INCREF now that we inline PyTuple_GetItem

* Apply the valid_index() function, saving one test

* Move Py_None test out of the critical path.
 2018-12-30 01:24:03 -08:00
Raymond Hettinger dc9bc54899
Clarify that example in comment is about fromkeys() (GH-8141) 2018-07-06 08:52:26 -07:00
Raymond Hettinger 0c4d20bcaa
Add more detail to the Counter.fromkeys() comment block (GH-8124) 2018-07-05 16:36:24 -07:00
Raymond Hettinger 136c8e0795
Code beautification using f-strings (#5618) 2018-02-11 08:00:11 -08:00
Raymond Hettinger 3793f95f98
bpo-32792: Preserve mapping order in ChainMap() (GH-5586) 2018-02-11 00:30:31 -08:00
Serhiy Storchaka c66f9f8d39
bpo-25988: Emit a warning when use or import ABCs from 'collections'. (#5460) 2018-01-31 19:19:33 +02:00
Raymond Hettinger e6d342156d
bpo-25988: Deprecate exposing collections.abc in collections GH-5414 2018-01-29 08:27:49 -08:00
INADA Naoki a49ac99029
bpo-32677: Add .isascii() to str, bytes and bytearray (GH-5342) 2018-01-27 14:06:21 +09:00
Raymond Hettinger 3948207c61
bpo-32320: Add default value support to collections.namedtuple() (#4859) 2018-01-10 21:45:19 -08:00
Raymond Hettinger 8b57d73639 bpo-28638: Optimize namedtuple() creation time by minimizing use of exec() (#3454) 
* Working draft without _source

* Re-use itemgetter() instances

* Speed-up calls to __new__() with a pre-bound tuple.__new__()

* Add note regarding string interning

* Remove unnecessary create function wrappers

* Minor sync-ups with PR-2736.  Mostly formatting and f-strings

* Bring-in qualname/__module fix-ups from PR-2736

* Formally remove the verbose flag and _source attribute

* Restore a test of potentially problematic field names

* Restore kwonly_args test but without the verbose option

* Adopt Inada's idea to reuse the docstrings for the itemgetters

* Neaten-up a bit

* Add news blurb

* Serhiy pointed-out the need for interning

* Jelle noticed as missing f on an f-string

* Add whatsnew entry for feature removal

* Accede to request for dict literals instead keyword arguments

* Leave the method.__module__ attribute pointing the actual location of the code

* Improve variable names and add a micro-optimization for an non-public helper function

* Simplify by in-lining reuse_itemgetter()

* Arrange steps in more logical order

* Save docstring in local cache instead of interning
 2017-09-10 10:23:36 -07:00
Jonathan Eunice faa57cbe70 bpo-30662: fixed OrderedDict.__init__ docstring re PEP 468 (#2179) 
* fixed OrderedDict.__init__ docstring re PEP 468

* tightened comment and mirrored to C impl

* added space after period per marco-buttu

* preserved substituted for stable

* drop references to Python 3.6 and PEP 468
 2017-09-05 16:23:49 -07:00
Serhiy Storchaka 78d9e58f20 Issues #29311, #29289: Fixed and improved docstrings for dict and OrderedDict 
methods.
 2017-01-25 00:30:04 +02:00
Raymond Hettinger a67619ec5f merge 2016-12-31 12:02:42 -07:00
Raymond Hettinger b46ea90343 Issue #29119: Fix weakref in OrderedDict.move_to_end(). Work by Andra Bogildea. 2016-12-31 12:01:59 -07:00
Raymond Hettinger 0d5048cb21 Issue #17941: Add a *module* parameter to collections.namedtuple() 2016-09-12 00:18:31 -07:00
Raymond Hettinger dc65c68524 Remove main section that was only used during testing and development 2016-08-21 20:52:26 -07:00
Raymond Hettinger 8579a8fd63 Minor readability tweak 2016-08-17 00:46:48 -07:00
Raymond Hettinger 6538b430cf Issue #25628: Make namedtuple "rename" and "verbose" parameters keyword-only. 2016-08-16 10:55:43 -07:00
Martin Panter e501a93c18 Issue #27125: Merge typo fixes from 3.5 
Also merge changes from Issue #27117; no actual code changes to 3.6.
 2016-05-29 09:05:06 +00:00
Martin Panter 8d56c026a5 Issue #27125: Fix various errors like “will [be] inherited” 2016-05-29 04:13:35 +00:00
Martin Panter 3e04d5b306 Issue #27076: Merge spelling from 3.5 2016-05-26 06:03:19 +00:00
Martin Panter 46f50726a0 Issue #27076: Doc, comment and tests spelling fixes 
Most fixes to Doc/ and Lib/ directories by Ville Skyttä.
 2016-05-26 05:35:26 +00:00
Raymond Hettinger 62bc321819 Fix out-of-date comment 2016-02-25 00:25:45 -08:00
Raymond Hettinger 2831b383e9 merge 2015-11-23 21:04:53 -08:00
Raymond Hettinger c3f7d1753f Fix non-ascii character 2015-11-23 21:03:09 -08:00
Raymond Hettinger a89013d930 merge 2015-11-23 20:43:56 -08:00
Raymond Hettinger c9c3dd87c1 Add a missing docstring 2015-11-23 20:43:28 -08:00
Serhiy Storchaka 5527cf119d Issue #22609: Constructor of collections.UserDict now accepts the self keyword 
argument.
 2015-09-29 23:38:34 +03:00
Serhiy Storchaka f4ee1c23e8 Issue #22609: Constructor of collections.UserDict now accepts the self keyword 
argument.
 2015-09-29 23:37:09 +03:00
Serhiy Storchaka 68f5ef226e Issue #22609: Constructor of collections.UserDict now accepts the self keyword 
argument.
 2015-09-29 23:36:06 +03:00
Raymond Hettinger 3ada93fc86 merge 2015-09-08 00:36:56 -04:00
Raymond Hettinger 8ba03cf33f Fix whitespace in comment. 2015-09-08 00:36:29 -04:00
Raymond Hettinger 9157545c11 merge 2015-08-30 09:15:36 -07:00
Raymond Hettinger 7a3602e7cf Issue #24931: Resolve __dict__ conflict in namedtuple subclasses. 2015-08-30 09:13:48 -07:00
Raymond Hettinger 4c97a62ae3 Issue #23509: Speed up Counter operators 
(Based on patch by Serhiy Storchaka.)
 2015-05-29 22:14:07 -07:00
Eric Snow 96c6af9b20 Issue #16991: Add a C implementation of collections.OrderedDict. 2015-05-29 22:21:39 -06:00
Raymond Hettinger 573b44c18f Issue 22189: Add missing methods to UserString 2015-05-22 16:56:32 -07:00
Raymond Hettinger 32ea16577d Issue 23704: Add index(), copy(), and insert() to deques. Register deques as a MutableSequence. 2015-03-21 01:37:37 -07:00
Serhiy Storchaka 08448a1f4d Issue #23326: Removed __ne__ implementations. Since fixing default __ne__ 
implementation in issue #21408 they are redundant.
 2015-01-31 12:05:05 +02:00
Serhiy Storchaka f51f713f30 Issue #22609: Revert changes in UserDict. They conflicted with existing tests. 2014-11-27 17:46:15 +02:00
Serhiy Storchaka a86700ae87 Issue #22609: Revert changes in UserDict. They conflicted with existing tests. 2014-11-27 17:45:44 +02:00
Serhiy Storchaka 8943ecfab2 Issue #22609: Constructors and update methods of mapping classes in the 
collections module now accept the self keyword argument.
 2014-11-27 16:35:26 +02:00
Serhiy Storchaka ae5cb214d2 Issue #22609: Constructors and update methods of mapping classes in the 
collections module now accept the self keyword argument.
 2014-11-27 16:25:51 +02:00
Raymond Hettinger f2bbb651a8 merge 2014-06-24 15:21:24 -07:00
Raymond Hettinger bc000509e8 Issue 21832: Require named tuple inputs to be exact strings 2014-06-24 15:20:55 -07:00
Raymond Hettinger 53d2c41f77 Issue #19414: Have the OrderedDict mark deleted links as unusable. 
This gives an earlier and more visible failure if a link is deleted
during iteration.
 2014-05-03 21:58:45 -07:00
Serhiy Storchaka 578c9211d6 Issue #19505: The items, keys, and values views of OrderedDict now support 
reverse iteration using reversed().
 2014-04-04 15:19:36 +03:00
Raymond Hettinger d852e997f4 Clean-up docstring 2014-03-20 06:42:31 -07:00
Christian Heimes 5703cd58ca whitespace cleanup 2013-10-13 02:27:22 +02:00
Christian Heimes 52c5e57dbc Issue #19218: Add facade collections.abc 2013-10-13 02:04:50 +02:00
Christian Heimes f1dc3ee16d Issue #19218: Rename collections.abc to _collections_abc in order to speed up interpreter start 2013-10-13 02:04:20 +02:00
Nick Coghlan 45163ccce4 Close #18690: register memoryview with Sequence ABC 2013-10-02 22:31:47 +10:00
Ezio Melotti a7e7497d88 #18466: merge with 3.3. 2013-08-17 16:58:13 +03:00
Ezio Melotti 85a8629d21 #18466: fix more typos. Patch by Févry Thibault. 2013-08-17 16:57:41 +03:00
Guido van Rossum 840c310a25 Fix typo on MutableSequence docstring. 2013-07-25 11:55:41 -07:00
Brett Cannon cd171c8e92 Issue #18200: Back out usage of ModuleNotFoundError (8d28d44f3a9a) 2013-07-04 17:43:24 -04:00
Brett Cannon 0a140668fa Issue #18200: Update the stdlib (except tests) to use 
ModuleNotFoundError.
 2013-06-13 20:57:26 -04:00
Raymond Hettinger 587d3bf78a Update docstring for _asdict() to indicate it is obsolete. 
Use the cleaner looking @property style for __dict__.
Move _replace() to be just after make() to indicate that
it is a core method on named tuples.
 2013-05-17 16:43:14 -07:00
Raymond Hettinger b37706f306 Remove unnecessary exception handler. 2013-05-17 02:28:33 -07:00
Serhiy Storchaka 3ee6dabf5b Issue #17900: Allowed pickling of recursive OrderedDicts. Decreased pickled 
size and pickling time.
 2013-05-21 12:47:57 +03:00
Raymond Hettinger 163e9821b4 Undo the deprecation of _asdict(). 
Backed out changeset c4ca39bece9d
 2013-05-18 00:05:20 -07:00
Raymond Hettinger 4e0172fd9a Deprecate nametuple._asdict() 2013-05-17 17:14:27 -07:00
Raymond Hettinger 8c03d832b3 merge 2013-05-17 16:43:58 -07:00
Raymond Hettinger 5c71079d06 merge 2013-05-17 02:29:27 -07:00
Richard Oudkerk 7a3dae056d Issue #15528: Add weakref.finalize to support finalization using 
weakref callbacks.

This is 2e446e87ac5b except that collections/__init__.py has been
modified to import proxy from _weakref instead of weakref.  This
eliminates an import cycle which seems to cause a problem on Unix but
not Windows.
 2013-05-05 23:05:00 +01:00
Raymond Hettinger 4072875dcb merge 2013-05-03 02:41:02 -07:00
Raymond Hettinger b98dcc1f53 Issue #15535: Fix pickling of named tuples. 2013-05-03 02:24:15 -07:00
Raymond Hettinger bb25b6fc94 merge 2013-03-24 15:21:57 -07:00
Raymond Hettinger 153866ea9a Add missing docstrings to the collections ABCs 2013-03-24 15:20:29 -07:00
Raymond Hettinger 325dc887ca Backport improved dict comparison logic 2013-03-23 06:34:19 -07:00
Raymond Hettinger a35e281200 Merge 2013-03-01 23:51:26 -08:00
Raymond Hettinger 4f4ba16677 Issue #17331: Use isidentifier() instead of isalnum() to check for valid identifiers. 2013-03-01 23:43:48 -08:00
Vinay Sajip 1ba81ee19a Closes #16613: Added optional mapping argument to ChainMap.new_child. 2013-01-11 23:39:53 +00:00
Raymond Hettinger 527507d72e Improve OrderedDict equality test. 2012-12-07 10:18:22 -08:00
Andrew Svetlov 73ee816d05 Merge issue #16373: Prevent infinite recursion for ABC Set class operations. 
Patch by Serhiy Storchaka.
 2012-11-01 13:31:31 +02:00
Andrew Svetlov b904e4256e Merge issue #16373: Prevent infinite recursion for ABC Set class operations. 
Patch by Serhiy Storchaka.
 2012-11-01 13:31:12 +02:00
Philip Jenvey 4993cc0a5b utilize yield from 2012-10-01 12:53:43 -07:00
Raymond Hettinger 1c2018c311 Small cleanup and optimization 2012-06-09 22:51:39 -07:00
Raymond Hettinger 80ed4d4774 Minor reformatting (wrap fat lines, etc.) and create an __main__ file 2012-06-09 18:46:45 -07:00
Victor Stinner 7b17a4e117 Close #14386: Register types.MappingProxyType as a Mapping 2012-04-20 01:41:36 +02:00
Raymond Hettinger 02184282c7 Clarify that the purpose of computing all the miscellaneous collection types is to register them with the appropriate ABCs. 2012-04-05 13:31:12 -07:00
Raymond Hettinger 4fd3f0c850 Merge 2012-01-26 00:15:07 -08:00
Raymond Hettinger f1182cd4db Merge 2011-11-05 13:39:57 -07:00
Raymond Hettinger becd56822a Issue #13121: Support in-place math operators for collections.Counter(). 2011-10-19 13:40:37 -07:00
Ezio Melotti d8b509b192 #13012: use splitlines(keepends=True/False) instead of splitlines(0/1). 2011-09-28 17:37:55 +03:00
Benjamin Peterson c92f6226d7 add ChainMap to __all__ (closes #12959) 
Thanks July Tikhonov.
 2011-09-11 12:55:34 -04:00
Raymond Hettinger fcb393c018 Add support for unary plus and unary minus to collections.Counter() 2011-08-09 13:00:40 -07:00
Raymond Hettinger 22cc1183a3 merge 2011-06-02 23:49:44 -07:00
Raymond Hettinger 1c7b7f7fbe Userlist.copy() wasn't returning a UserList. 2011-05-05 14:34:35 -07:00
Raymond Hettinger a82aa55b5e Minor clean-ups to docstrings, comments, and var names. 2011-04-24 14:34:26 -07:00
Raymond Hettinger 4f438b7b00 Minor text rearrangement. 2011-04-20 13:09:46 -07:00
Raymond Hettinger f48ac3001a Issue #11875: Alter the previous fix to work better with subclasses 2011-04-19 17:19:11 -07:00
Raymond Hettinger 98c850a398 Issue 11875: Keep OrderedDict's __reduce__ from temporarily mutating the object. 2011-04-19 11:04:44 -07:00
Raymond Hettinger 90375bc7c0 Rework multiset methods to use less memory and to make fewer calls to __hash__. 2011-04-17 19:49:29 -07:00
Raymond Hettinger b5a40d4d3f Fix minor subclassing issue with collections.Counter 2011-04-15 13:23:01 -07:00
Raymond Hettinger f6d3e8eaef Add tests for _source to importable and exec'able. 
Move __name__ back out of the template; the responsibility
for setting __name__ lies with the caller (which knows
something about the new namespace), not with the class
definition (which doesn't know about the namespace it is
being built in).
 2011-03-23 20:33:30 -07:00
Raymond Hettinger 15d0c1d073 Minor clean-ups. 2011-03-23 14:38:39 -07:00
Raymond Hettinger 2ebea41d31 Expose the namedtuple source with a _source attribute. 2011-03-23 12:52:23 -07:00
Raymond Hettinger 843a751369 Move namespace setup inside the template. 2011-03-23 11:49:56 -07:00