[issue31499] ElementTree crash while cleaning up ParseError

STINNER Victor added the comment: I confirm the crash using attached bug1.py (first example, completed) and bug2.py (second example). -- Added file: https://bugs.python.org/file47144/bug1.py ___ Python tracker __

[issue31499] ElementTree crash while cleaning up ParseError

Changes by STINNER Victor : Added file: https://bugs.python.org/file47145/bug2.py ___ Python tracker ___ ___ Python-bugs-list mailing list Un

[issue31499] ElementTree crash while cleaning up ParseError

Stefan Behnel added the comment: Thanks for confirming, Victor. I hadn't realised that the first update of expat was already back in June. That means it's not ruled out yet as a source of this crash. Bisecting is probably a good idea. -- ___ Python

[issue31465] Allow _PyType_Lookup() to raise exceptions

Stefan Behnel added the comment: Question: Do you think it's ok to change the signature of _PyType_Lookup() in this way by adding an error flag, or should I add a new function instead? There is no performance difference to PR 3279 since gcc should optimise this flag properly away in most cases

[issue31499] ElementTree crash while cleaning up ParseError

STINNER Victor added the comment: The bug is at this line: Breakpoint 6, xmlparser_gc_clear (self=0x77e28c08) at /home/haypo/prog/python/master/Modules/_elementtree.c:3414 static int xmlparser_gc_clear(XMLParserObject *self) { EXPAT(ParserFree)(self->parser); // <--- HERE ... }

[issue31465] Allow _PyType_Lookup() to raise exceptions

Changes by Stefan Behnel : -- pull_requests: +3632 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mai

[issue31499] ElementTree crash while cleaning up ParseError

STINNER Victor added the comment: Python 2.7 is not affected because it doesn't implement tp_clear (it doesn't have xmlparser_gc_clear()), only xmlparser_dealloc() calls EXPAT(ParserFree)(self->parser). I'm unable to reproduce the bug in Python 3.5 nor 3.6. bug2.py creates a reference cycle t

[issue31499] ElementTree crash while cleaning up ParseError

Stefan Behnel added the comment: > The question is more why/how the code didn't crash before? :-) Typical case of a Schroedinbug. -- ___ Python tracker ___

[issue31500] IDLE: Tiny font on HiDPI display

Changes by Serhiy Storchaka : -- keywords: +patch pull_requests: +3633 stage: -> patch review ___ Python tracker ___ ___ Python-bugs

[issue31500] IDLE: Tiny font on HiDPI display

Serhiy Storchaka added the comment: PR 3639 adapts the receipt from [1]. I'm not sure that it doesn't add regressions on low-DPI displays. [1] https://wiki.tcl.tk/8488 -- ___ Python tracker _

[issue17960] Clarify the required behaviour of locals()

Changes by Nick Coghlan : -- keywords: +patch pull_requests: +3635 stage: needs patch -> patch review ___ Python tracker ___ ___ Pyth

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

New submission from Ashok Bakthavathsalam: "abcde".rindex("") returns 5 "a".rindex("") returns 1 This is not documented anywhere in the Python documentation. -- components: Library (Lib) messages: 302418 nosy: kgashok priority: normal severity: normal status: open title: Documentation

[issue30744] Local variable assignment is broken when combined with threads + tracing + closures

Changes by Nick Coghlan : -- keywords: +patch pull_requests: +3634 stage: -> patch review ___ Python tracker ___ ___ Python-bugs-lis

[issue31021] Clarify programming faq.

Ashok Bakthavathsalam added the comment: So, what is the resolution on this? -- nosy: +kgashok ___ Python tracker ___ ___ Python-bugs

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Changes by Ashok Bakthavathsalam : -- assignee: -> docs@python components: +Documentation -Library (Lib) nosy: +docs@python ___ Python tracker ___ _

[issue30744] Local variable assignment is broken when combined with threads + tracing + closures

Nick Coghlan added the comment: https://github.com/python/cpython/pull/3640/files includes a more automated-tested-friendly version of Armin's deterministic reproducer (the generator loop uses range() to generator a separate loop counter, and then the test checks that the incremented closure v

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Ashok Bakthavathsalam added the comment: Also, "".rindex("") returns 0 -- ___ Python tracker ___ ___ Python-bugs-list mailing list Un

[issue30744] Local variable assignment is broken when combined with threads + tracing + closures

Changes by Nick Coghlan : -- dependencies: +Clarify the required behaviour of locals() ___ Python tracker ___ ___ Python-bugs-list ma

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Ashok Bakthavathsalam added the comment: string.find() also exhibits the same behaviour. "abcde".find("") -> 5 which also is not documented anywhere. -- ___ Python tracker ___

[issue17960] Clarify the required behaviour of locals()

Nick Coghlan added the comment: Status update: I've posted an initial PR to issue 30744 that relies on the trace hook semantic change proposed in the PEP to resolve the trace hook/cell reference incompatibility reported there. That provides confidence that it really is only the semantics of *t

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Serhiy Storchaka added the comment: This is documented. "Return the highest index in the string where substring sub is found," -- nosy: +serhiy.storchaka ___ Python tracker ___

[issue31503] Enhance dir(module) to be informed by __all__ by updating module.__dir__

Nick Coghlan added the comment: Yes, that's one of the goals of the feature: to allow module authors to decide if they want tab completion for all attributes, or just the public API. -- ___ Python tracker ___

[issue31499] ElementTree crash while cleaning up ParseError

STINNER Victor added the comment: >> The question is more why/how the code didn't crash before? :-) > > Typical case of a Schroedinbug. I don't believe in the chaos :-) I ran a "git bisect" since January 1st, 2017. Attached bug2.py started to crash since the following commit related to bpo-290

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Ashok Bakthavathsalam added the comment: The documentation (https://docs.python.org/3/library/stdtypes.html#str.find) does not describe what will be the behaviour if the substring is "". And by the way, as per https://docs.python.org/3/reference/expressions.html#membership-test-operations,

[issue31505] assertion failure in _json.make_encoder() in case of a bad encoder() argument

New submission from Oren Milman: The following code causes an assertion failure: import _json def _bad_encoder(*args): return None enc = _json.make_encoder(None, None, _bad_encoder, None, 'foo', 'bar', None, None, None) enc(obj='spam', _current_indent_level=4) Th

[issue29049] Lazy GC tracking frame

STINNER Victor added the comment: FYI this optimization triggered a bug in the tp_clear slot of ElementTree parsers, bug which was hidden for years in Python 3: bpo-31499. -- ___ Python tracker __

[issue31499] ElementTree crash while cleaning up ParseError

Changes by STINNER Victor : -- keywords: +patch pull_requests: +3636 stage: -> patch review ___ Python tracker ___ ___ Python-bugs-l

[issue31499] ElementTree crash while cleaning up ParseError

STINNER Victor added the comment: Attached PR 3641 fixes bug1.py and bug2.py crashes. Sadly, I failed to write a reliable unit test using bug2.py. The bug requires to trigger the garbage collector in a specific order which depends on how frames are tracked by the GC... -- versions: +P

[issue31505] assertion failure in json, in case _json.make_encoder() received a bad encoder() argument

Changes by Oren Milman : -- title: assertion failure in _json.make_encoder() in case of a bad encoder() argument -> assertion failure in json, in case _json.make_encoder() received a bad encoder() argument ___ Python tracker

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Martin Panter added the comment: The behaviour for searching for empty strings in Python is inconsistent; see Issue 24243. IMO the behaviour for the (r)find/index methods is sensible, but it is worth making the documentation explicit. The returned indexes you have given (5, 1, and 0) are valid

[issue31499] ElementTree crash while cleaning up ParseError

Serhiy Storchaka added the comment: def test_issue31499(self): def test(): ... test() test.support.gc_collect() -- ___ Python tracker ___ ___

[issue31496] IDLE: test_configdialog failed

Terry J. Reedy added the comment: On windows, hs.see(start), followed or not by update_idletasks(), has no effect. Does the fix for #31500 fix this also? -- ___ Python tracker

[issue31499] ElementTree crash while cleaning up ParseError

STINNER Victor added the comment: Serhiy Storchaka: I tried your pattern, but failed to write a reliable unit test. Can you please write a full patch / test? -- ___ Python tracker

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Changes by Ashok Bakthavathsalam : -- keywords: +patch pull_requests: +3637 stage: -> patch review ___ Python tracker ___ ___ Python

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Serhiy Storchaka added the comment: The documentation doesn't mention empty string specially because there is nothing special with empty string. Returned index value is valid. "abcde"[5:5] == "". Issue24243 is about the case of end < start. Not this case. I don't see a bug here. --

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Ashok Bakthavathsalam added the comment: I am not saying that there is a bug. As Martin points out, "it is worth making the documentation explicit." -- ___ Python tracker ___ _

[issue31499] ElementTree crash while cleaning up ParseError

Changes by Serhiy Storchaka : Added file: https://bugs.python.org/file47146/test_issue31499.diff ___ Python tracker ___ ___ Python-bugs-list

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Ashok Bakthavathsalam added the comment: How about "abcde"[5] Traceback (most recent call last): File "python", line 1, in IndexError: string index out of range -- ___ Python tracker _

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Serhiy Storchaka added the comment: 5 is not valid index of character, but it is valid index of substring. IMHO documenting explicitly miscellaneous particular cases which are not exceptions of general rules just adds a noise. This makes the documentation larger and decrease the chance that it

[issue31506] Improve the error message logic for object_new & object_init

New submission from Nick Coghlan: As described in https://blog.lerner.co.il/favorite-terrible-python-error-message/, object_new and object_init currently have "object" hardcoded in the error messages they raise for excess parameters: >>> class C: pass ... >>> C(10) Traceback (most recent ca

[issue31496] IDLE: test_configdialog failed

Serhiy Storchaka added the comment: No, the fix for issue31500 doesn't affect this issue. -- ___ Python tracker ___ ___ Python-bugs-l

[issue31506] Improve the error message logic for object_new & object_init

Changes by Nick Coghlan : -- components: +Interpreter Core stage: -> needs patch type: -> enhancement versions: +Python 3.7 ___ Python tracker ___

[issue31506] Improve the error message logic for object_new & object_init

Changes by Nick Coghlan : -- keywords: +easy (C) ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.

[issue31499] ElementTree crash while cleaning up ParseError

STINNER Victor added the comment: test_issue31499.diff: Oh great, it works (to reproduce the crash). I modified your test and included it in my PR, I added you as a co-author of my PR ;-) -- ___ Python tracker __

[issue31507] email.utils.parseaddr has no docstring

New submission from Mark Dickinson: While demonstrating email.utils.parseaddr in a recent training course, I discovered it had no docstring (see below). This looks as though it should be an easy fix for a first-time contributor. taniyama:Desktop mdickinson$ ipython Python 3.6.2 (default, Jul 2

[issue31505] assertion failure in json, in case _json.make_encoder() received a bad encoder() argument

Changes by Oren Milman : -- keywords: +patch pull_requests: +3638 stage: -> patch review ___ Python tracker ___ ___ Python-bugs-list

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Ashok Bakthavathsalam added the comment: Look at my suggested changes. It doesn't add noise, IMHO. All I am saying is that the explicit behaviour needs to be documented. I unnecessarily wasted at least 3-4 hours on this "undocumented" behavior. -- _

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Ashok Bakthavathsalam added the comment: @Storchaka, You say `5` is related to the substring. Pray, explain how 5 is related to a null substring? Also, from https://bugs.python.org/msg243710, as per the great Hettinger: Though this is closed as not a bug, feel free to add an example or a

[issue31506] Improve the error message logic for object_new & object_init

Serhiy Storchaka added the comment: Not sure this is easy issue. It requires taking to account many different cases and analyzing many arguments checking code scattered around many files. -- nosy: +serhiy.storchaka ___ Python tracker

[issue31506] Improve the error message logic for object_new & object_init

Nick Coghlan added the comment: Fortunately, the logic is already well encapsulated: there's a "if (excess_args && (case A || case B)) {... report error ...}" check at the start of each of object_new and object_init, where "case A" = "the other function in the object_new/object_init pair has *

[issue31499] ElementTree crash while cleaning up ParseError

STINNER Victor added the comment: New changeset e727d41ffcd91b21ce82026ec8c8381d34a16209 by Victor Stinner in branch 'master': bpo-31499, xml.etree: Fix xmlparser_gc_clear() crash (#3641) https://github.com/python/cpython/commit/e727d41ffcd91b21ce82026ec8c8381d34a16209 -- ___

[issue31499] ElementTree crash while cleaning up ParseError

Changes by Roundup Robot : -- pull_requests: +3639 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mai

[issue31506] Improve the error message logic for object_new & object_init

Serhiy Storchaka added the comment: It is not so easy to make an error message conforming with error messages for similar types. This may require changing error messages in other code. First, "takes no arguments" instead of "takes no parameters". For normal __new__ and __init__ you never got "

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Changes by Ashok Bakthavathsalam : -- type: behavior -> enhancement ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscr

[issue31499] ElementTree crash while cleaning up ParseError

STINNER Victor added the comment: New changeset 8afd7ab12d7f8915b549cf04af384b495ec73d22 by Victor Stinner (Miss Islington (bot)) in branch '3.6': [3.6] bpo-31499, xml.etree: Fix xmlparser_gc_clear() crash (GH-3641) (#3645) https://github.com/python/cpython/commit/8afd7ab12d7f8915b549cf04af384b

[issue31447] proc communicate not exiting on python subprocess timeout using PIPES

Leonardo Francalanci added the comment: That works! But when I said "also with close_fds=True", I meant that I tried WITHOUT overriding stdin, stdout, and stderr AND setting close_fds=True, but it didn't work. What worked was not overriding stdin/out/err and adding os.set_inheritable(0, False)

[issue31499] ElementTree crash while cleaning up ParseError

STINNER Victor added the comment: The bug is now fixed in Python 3.6 and master. Thanks for the bug report and analysis, Stefan Behnel! -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker

[issue31498] Default values for zero in time.strftime()

Denis Osipov added the comment: If it's really a bug I could make PR with changes in timemodule.c (in gettmarg() and checktm() functions). But I'm not sure that it's not intended behavior. -- ___ Python tracker

[issue31506] Improve the error message logic for object_new & object_init

Nick Coghlan added the comment: For this issue, I'm not proposing to make any change other than to solve the specific problem reported in the blog post: when the method itself isn't overridden, then the error message should report the name of the most derived class, not "object", to help users

[issue31503] Enhance dir(module) to be informed by __all__ by updating module.__dir__

Changes by R. David Murray : -- nosy: +r.david.murray ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://

[issue31508] Running test_ttk_guionly logs "test_widgets.py:1562: UserWarning: Deprecated API of Treeview.selection() should be removed" warnings

New submission from STINNER Victor: 0:33:11 load avg: 4.82 [ 44/405/1] test_ttk_guionly passed -- running: test_subprocess (504 sec) /buildbot/buildarea/3.x.ware-gentoo-x86.refleak/build/Lib/tkinter/test/test_ttk/test_widgets.py:1562: UserWarning: Deprecated API of Treeview.selection() should b

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

Vedran Čačić added the comment: This is nonsense. 'abcde'[7:7] is also ''. So the maximal index in fact doesn't exist. What do you think exactly is the property that differentiates 5 from 7 here? -- nosy: +veky ___ Python tracker

[issue31508] Running test_ttk_guionly logs "test_widgets.py:1562: UserWarning: Deprecated API of Treeview.selection() should be removed" warnings

STINNER Victor added the comment: I saw these warnings on: http://buildbot.python.org/all/builders/x86%20Gentoo%20Refleaks%203.x/builds/96/steps/test/logs/stdio Extract of the pythoninfo: tkinter.TCL_VERSION: 8.6 tkinter.TK_VERSION: 8.6 tkinter.info_patchlevel: 8.6.6 -- I can reproduce the wa

[issue31021] Clarify programming faq.

R. David Murray added the comment: I think there is nothing to do here unless Mark likes my suggestion and/or someone comes up with an even better improvement. -- ___ Python tracker __

[issue31508] Running test_ttk_guionly logs "test_widgets.py:1562: UserWarning: Deprecated API of Treeview.selection() should be removed" warnings

Serhiy Storchaka added the comment: This is a reminder to me to remove a deprecated API (see issue27319). -- ___ Python tracker ___ _

[issue10496] Python startup should not require passwd entry

Changes by Chi Hsuan Yen : -- nosy: +Chi Hsuan Yen ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mai

[issue31507] email.utils.parseaddr has no docstring

Krzysztof Warunek added the comment: As well as `parsedate_to_datetime`... I'll work on that -- nosy: +kwarunek ___ Python tracker ___ __

[issue31443] Possibly out of date C extension documentation

Christian Heimes added the comment: I think it's svnmerge of this commit, which talks about VS 2005. It might have been required to support VS 2003 and 2005. ``` r59290 | christian.heimes | 2007-12-03 14:47:29 +0100 (Mon, 03 Dec 2007) | 3 lines Applied my patch #1455 with some extra fixes

[issue31507] email.utils.parseaddr has no docstring

Rohit Balasubramanian added the comment: I have submitted a pull request for the changes to email.utils.parseaddr. -- keywords: +patch nosy: +rohitb pull_requests: +3640 stage: -> patch review ___ Python tracker

[issue31506] Improve the error message logic for object_new & object_init

Serhiy Storchaka added the comment: What do you expect for: class C: pass object.__new__(C, 1) C.__new__(C, 1) -- ___ Python tracker ___ __

[issue31500] IDLE: Tiny font on HiDPI display

Terry J. Reedy added the comment: The TkFixedFont initially used in Shell and editor has its size set to 10 if initially negative. Users can only replace this with a real font, not another of tk's abstract fonts. On windows, the sizes of the nearly 20 fonts touched by the patch range from 8 t

[issue31500] IDLE: Tiny font on HiDPI display

Cheryl Sabella added the comment: Tests run on Ubuntu. The menubar is bigger now though, so it's default is different than before. Maybe that was the only way to fix it, but it's now about twice as big as the shell font. -- ___ Python tracker

[issue31508] Running test_ttk_guionly logs "test_widgets.py:1562: UserWarning: Deprecated API of Treeview.selection() should be removed" warnings

STINNER Victor added the comment: > This is a reminder to me to remove a deprecated API (see issue27319). Running tests should not log deprecation warnings. Either remove the code, or make the warning quiet, no? :-) -- ___ Python tracker

[issue31504] Documentation for return value for string.rindex is missing when search string is empty

R. David Murray added the comment: You have to remember that the most useful way to think about python slice indexes is that they point between characters. Consider, for example, that you have a starting index of something, and you are looking backward in the string for a trailing delimiter:

[issue31509] test_subprocess hangs randomly on AMD64 Windows10 3.x

New submission from STINNER Victor: http://buildbot.python.org/all/builders/AMD64%20Windows10%203.x/builds/1242/steps/test/logs/stdio 0:49:36 [401/405] test_osx_env passed 0:49:38 [402/405] test_fractions passed -- running: test_subprocess (31 sec) 0:49:51 [403/405] test_importlib passed -- runn

[issue31507] email.utils.parseaddr has no docstring

R. David Murray added the comment: Mark: re your training course...if you aren't trying to stay compatible with python2, note that python3 has a much more sophisticated address parser now, that gets called automatically if you use the new policies. -- components: +email nosy: +barry, r

[issue31510] test_many_processes() of test_multiprocessing_spawn failed on x86-64 Sierra 3.x

New submission from STINNER Victor: The process was killed (SIGKILL). See also bpo-30356. http://buildbot.python.org/all/builders/x86-64%20Sierra%203.x/builds/765/steps/test/logs/stdio == FAIL: test_many_processes (test.test_

[issue30356] test_mymanager_context() of test_multiprocessing_spawn: manager._process.exitcode=-15 on x86 Windows7 3.x

STINNER Victor added the comment: Similar issue: bpo-31510. -- ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue31500] IDLE: Tiny font on HiDPI display

Cheryl Sabella added the comment: Attached screen prints of configdialog. It's messed up. -- Added file: https://bugs.python.org/file47147/configdialog_new.png ___ Python tracker _

[issue31500] IDLE: Tiny font on HiDPI display

Changes by Cheryl Sabella : Added file: https://bugs.python.org/file47148/configdialogkeys_old.png ___ Python tracker ___ ___ Python-bugs-lis

[issue31500] IDLE: Tiny font on HiDPI display

Changes by Cheryl Sabella : Removed file: https://bugs.python.org/file47147/configdialog_new.png ___ Python tracker ___ ___ Python-bugs-list

[issue31500] IDLE: Tiny font on HiDPI display

Changes by Cheryl Sabella : Added file: https://bugs.python.org/file47149/configdialogkeys_new.png ___ Python tracker ___ ___ Python-bugs-lis

[issue31498] Default values for zero in time.strftime()

R. David Murray added the comment: Generally we're just reporting whatever the platform strftime does. Is that what happens in this case? -- nosy: +belopolsky, r.david.murray ___ Python tracker _

[issue31511] test_normalization: test.support.open_urlresource() doesn't handle urllib.error.URLError timeout

New submission from STINNER Victor: http://buildbot.python.org/all/builders/AMD64%20Debian%20PGO%203.x/builds/1316/steps/test/logs/stdio == FAIL: test_main (test.test_normalization.NormalizationTest)

[issue31370] Remove support for threads-less builds

Antoine Pitrou added the comment: > eventlet also uses dummy_threading Not sure what you mean by that. eventlet uses the regular try/except import dance around "import threading": https://github.com/eventlet/eventlet/blob/master/eventlet/support/dns/entropy.py#L20-L23 https://github.com/event

[issue30744] Local variable assignment is broken when combined with threads + tracing + closures

Nathaniel Smith added the comment: Doesn't this proposal break every debugger, including pdb? -- ___ Python tracker ___ ___ Python-bu

[issue31370] Remove support for threads-less builds

Changes by Antoine Pitrou : -- keywords: +patch pull_requests: +3641 stage: resolved -> patch review ___ Python tracker ___ ___ Pytho

[issue31370] Remove support for threads-less builds

Antoine Pitrou added the comment: https://github.com/python/cpython/pull/3648 restores dummy_threading and _dummy_thread, but deprecates them. -- stage: patch review -> resolved ___ Python tracker ___

[issue31370] Remove support for threads-less builds

Changes by Antoine Pitrou : -- pull_requests: +3642 stage: resolved -> patch review ___ Python tracker ___ ___ Python-bugs-list maili

[issue31500] IDLE: Tiny font on HiDPI display

Terry J. Reedy added the comment: Thank you Cheryl. That is enough to reject the patch is it is now. The negative sizes are pixels. I think it might be better to multiply them by a systems specific factor, but only when needed. One might wish that the scaling should be handled automatically,

[issue31496] IDLE: test_configdialog failed

Terry J. Reedy added the comment: If the test only fails with a HiDPI screen, then it must somehow be related. But if the highlight sample is normal size, like the font sample in https://bugs.python.org/file47141/Screenshot_20170917_213616.png then the relationship must not be as simple as I wa

[issue31036] building the python docs requires the blurb module

Ned Deily added the comment: P.S. I just noticed that I forgot to credit Brett here as the source (from superseded PR 2953) of a good portion of the last round of PRs. Thanks! -- ___ Python tracker _

[issue31440] wrong default module search path in help message

Steve Dower added the comment: I don't have time right this second to write it all up, but I did so in the past at https://docs.python.org/3/using/windows.html#finding-modules Hopefully the answer you need is somewhere in that. Module search paths are complicated (but eric.snow is going to mak

[issue31484] Cache single-character strings outside of the Latin1 range

Antoine Pitrou added the comment: Judging by the numbers, this optimization does not sound worth the hassle. It is quite rare to iterate over all characters in a long text while doing so little work with them that the cost of iteration is significant. By the way: > Sorry for using the word h

[issue31512] Add non-elevated symlink support for dev mode Windows 10

New submission from Vidar Fauske: As explained in this Microsoft blogpost (https://blogs.windows.com/buildingapps/2016/12/02/symlinks-windows-10/), it is possible on newer versions of Windows 10 for non-privileged users to create symlinks when the machine is in developer mode. However, to ensu

[issue31233] socketserver.ThreadingMixIn leaks running threads after server_close()

Changes by Ned Deily : -- priority: release blocker -> deferred blocker ___ Python tracker ___ ___ Python-bugs-list mailing list Unsu

[issue31151] socketserver.ForkingMixIn.server_close() leaks zombie processes

Changes by Ned Deily : -- priority: release blocker -> deferred blocker ___ Python tracker ___ ___ Python-bugs-list mailing list Unsu

[issue31170] Update to expat 2.2.4 (expat: utf8_toUtf8 cannot properly handle exhausting buffer)

Ned Deily added the comment: I believe all the branches except 3.5 and 3.4 have been updated so adjusting the Versions field accordingly. All yours, Larry! -- stage: patch review -> commit review versions: -Python 3.3, Python 3.6, Python 3.7 ___ Py

[issue31370] Remove support for threads-less builds

Antoine Pitrou added the comment: New changeset b43c4caf81b10e5c7ebaeb3a712c6db584f60bbd by Antoine Pitrou in branch 'master': Restore dummy_threading and _dummy_thread, but deprecate them (bpo-31370) (#3648) https://github.com/python/cpython/commit/b43c4caf81b10e5c7ebaeb3a712c6db584f60bbd -

[issue31513] Document structure of memo dictionary to enable more advanced __deepcopy__ uses

New submission from Josh Rosenberg: At present, the documentation for the copy module doesn't document anything about the memo dictionary for deepcopy except to say that it must be received by custom __deepcopy__ methods and passed along when calling copy.deepcopy, and that it is a "dictionary

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