[issue34561] Replace list sorting merge_collapse()?

Tim Peters added the comment: A new version of the file models a version of the `powersort` merge ordering too. It clearly dominates timsort and 2-merge in all cases tried, for this notion of "cost". Against it, its code is much more complex, and the algorithm is very far from obvious.

[issue34563] invalid assert on big output of multiprocessing.Process

Change by Oleksandr Buchkovskyi : -- pull_requests: +8528 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34568] Types in `typing` not anymore instances of `type` or subclasses of "real" types

Ivan Levkivskyi added the comment: It was a deliberate decision. You can find some motivation in PEP 560, and yes we used provisional status here. It was a hard decision, but we decided that giving up few percent of backwards compatibility is a reasonable price for up to 5x performance

[issue34583] os.stat() wrongfully returns False for symlink on Windows 10 v1803

New submission from Isaac Shabtay : Windows 10 Pro, v1803. Created a directory: D:\Test Created a symbolic link to it: C:\Test -> D:\Test The current user has permissions to access the link, however os.stat() fails: >>> os.stat('C:\\Test') Traceback (most recent call last): File "", line 1,

[issue34582] VSTS builds should use new YAML syntax and pools

Change by Roundup Robot : -- keywords: +patch pull_requests: +8527 stage: -> patch review ___ Python tracker ___ ___

[issue34582] VSTS builds should use new YAML syntax and pools

Change by David Staheli : -- nosy: David Staheli priority: normal severity: normal status: open title: VSTS builds should use new YAML syntax and pools ___ Python tracker ___

[issue33083] math.factorial accepts non-integral Decimal instances

STINNER Victor added the comment: I agree to not backport the change to 3.7 and older. The change can be seen as subtle behaviour change which breaks backward compatibility. -- status: pending -> closed versions: -Python 2.7, Python 3.7 ___

[issue34581] Windows : use of __pragma msvc extension without ifdef

Change by Erik Janssens : -- keywords: +patch pull_requests: +8526 stage: -> patch review ___ Python tracker ___ ___

[issue34581] Windows : use of __pragma msvc extension without ifdef

New submission from Erik Janssens : The socketmodule uses the MSVC extension __pragma. The use of this extension is not enabled/disable by an #ifdef _MSC_VER. This prevents compilation with other compilers then MSVC on Windows. -- components: Extension Modules messages: 324603 nosy:

[issue33083] math.factorial accepts non-integral Decimal instances

Change by Mark Dickinson : -- resolution: -> fixed stage: patch review -> resolved status: open -> pending ___ Python tracker ___

[issue33083] math.factorial accepts non-integral Decimal instances

Mark Dickinson added the comment: The issue description mentions 3.7 and 2.7, but GH-6149 wasn't marked for backport. My feeling is that it isn't worth backporting the fix, in which case this issue can be closed. -- ___ Python tracker

[issue34563] invalid assert on big output of multiprocessing.Process

STINNER Victor added the comment: New changeset e8ca8806a9f47b3bac4ae1c6b8a54c47d1aad8f3 by Victor Stinner (Miss Islington (bot)) in branch '3.7': bpo-34563: Fix for invalid assert on big output of multiprocessing.Process (GH-9027) (GH-9064)

[issue31226] shutil.rmtree fails when target has an internal directory junction (Windows)

Change by Terry J. Reedy : -- versions: +Python 3.8 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

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

Change by Terry J. Reedy : -- versions: +Python 3.8 -Python 3.6, Python 3.7 ___ Python tracker ___ ___ Python-bugs-list mailing

[issue1654408] Windows installer should split tcl/tk and tkinter install options.

Terry J. Reedy added the comment: In support of closing this, I note that we have gone the opposite direction on Mac, installing current tcl/tk together with _tkinter compiled against the tcl/tk being installed. -- nosy: -BreamoreBoy ___ Python

[issue34577] imaplib Cyrillic password

Christian Heimes added the comment: This is not a bug in Python's imaplib but a limitation of the LDAP protocol. It's not possible to enable UTF-8 mode before the session is authenticatd. LOGIN supports only ASCII user name and password. You have to use SASL PLAIN handshake with

[issue8110] subprocess.py doesn't correctly detect Windows machines

Change by Zachary Ware : -- nosy: +giampaolo.rodola, gregory.p.smith versions: +Python 3.6, Python 3.7, Python 3.8 -Python 3.4, Python 3.5 ___ Python tracker ___

[issue34561] Replace list sorting merge_collapse()?

Tim Peters added the comment: "Galloping" is the heart & soul of Python's sorting algorithm. It's explained in detail here: https://github.com/python/cpython/blob/master/Objects/listsort.txt The Java fork of the sorting code has had repeated bugs due to reducing the size of "the stack"

[issue34561] Replace list sorting merge_collapse()?

Koos Zevenhoven added the comment: It doesn’t seem like there’s a real problem here, but you seem to suggest there would be some useful improvements possible here. I don’t know much about sorting algorithms per se. What do you mean by galloping? -- nosy: +koos.zevenhoven

[issue34565] Launcher does not validate major versions

Change by miss-islington : -- pull_requests: +8525 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34565] Launcher does not validate major versions

Steve Dower added the comment: New changeset 3876af4f7c2ef87db6d2d83efc229955968926dd by Steve Dower (Brendan Gerrity) in branch 'master': bpo-34565: Change a PC/launcher.c comment to accurately describe valid major versions. (GH-9037)

[issue34563] invalid assert on big output of multiprocessing.Process

Change by miss-islington : -- pull_requests: +8524 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34563] invalid assert on big output of multiprocessing.Process

STINNER Victor added the comment: New changeset 266f4904a222a784080e29aad0916849e507515d by Victor Stinner (Alexander Buchkovsky) in branch 'master': bpo-34563: Fix for invalid assert on big output of multiprocessing.Process (GH-9027)

[issue34575] Python 3.6 compilation fails on AppVeyor: libeay.lib was created with an older compiler

Steve Dower added the comment: Works on VSTS build. I suspect AppVeyor is caching files between builds, but I'm not familiar enough with the configuration to fix that. -- ___ Python tracker

[issue34577] imaplib Cyrillic password

Nikita Velykanov added the comment: Thank you for fast reply. Here's full traceback for first case: Traceback (most recent call last): File "some_my_file.py", line 10, in some_function self.mail.login(login, password) File "/usr/lib64/python2.7/imaplib.py", line 518, in login typ,

[issue34579] test_embed.InitConfigTests fail on AIX

Change by Michael Felt : -- keywords: +patch pull_requests: +8523 stage: -> patch review ___ Python tracker ___ ___

[issue34580] sqlite doc: clarify the scope of the context manager

New submission from Daniel Jakots : In my experience, the first encounter for beginners with the context manager is with files. The highlighted feature is that you don't need to close the file, 'with' is going to do it for you. The sqlite3 documentation talks about the context manager in

[issue34579] test_embed.InitConfigTests fail on AIX

Change by Michael Felt : -- components: +Tests versions: +Python 3.8 ___ Python tracker ___ ___ Python-bugs-list mailing list

[issue34579] test_embed.InitConfigTests fail on AIX

New submission from Michael Felt : test_init_default_config (test.test_embed.InitConfigTests) ... FAIL test_init_dev_mode (test.test_embed.InitConfigTests) ... FAIL test_init_env (test.test_embed.InitConfigTests) ... FAIL test_init_from_config (test.test_embed.InitConfigTests) ... ok

[issue34578] Pipenv lock : ModuleNotFoundError: No module named '_ctypes'

New submission from Arselon : I migrated from 3.6.6 to 3.7. Error during command: pipenv lock (environment was created before successfully): LOG: PS C:\Program Files (x86)\Microsoft Visual Studio\Shared\Python\repos\DjangoPollsNew> pipenv lock Locking [dev-packages] dependencies... Locking

[issue26544] platform.libc_ver() returns incorrect version number

Change by Serhiy Storchaka : -- pull_requests: +8522 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue26544] platform.libc_ver() returns incorrect version number

Change by miss-islington : -- pull_requests: +8521 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue26544] platform.libc_ver() returns incorrect version number

Serhiy Storchaka added the comment: New changeset 20a8392cec2967f15ae81633c1775645b3ca40da by Serhiy Storchaka in branch '3.7': [3.7] bpo-26544: Get rid of dependence from distutils in platform. (GH-8356). (GH-8970)

[issue34577] imaplib Cyrillic password

Christian Heimes added the comment: You have cut off the exception message. Please provide a full traceback including the exception name and message. Password algorithms typically handle only bytes. The encoding depends on your target system and is usually utf-8. -- nosy:

[issue34577] imaplib Cyrillic password

New submission from Nikita Velykanov : Let's consider there is an email box with password which contains Cyrillic symbols. When loging in imaplib.IMAP4_SSL(host, port).login(login, password) password field is passed as "кириллица" (type is str, not unicode). Then, I get this traceback:

[issue34546] Add encryption support to zipfile

Change by Roundup Robot : -- keywords: +patch pull_requests: +8520 stage: -> patch review ___ Python tracker ___ ___

[issue34549] unittest docs could use another header

Nick added the comment: Ah, yes! Was searching for one of those helpful "Permalink to this ___" options. Didn't even see the link at the top. Thank you! -- ___ Python tracker

[issue34549] unittest docs could use another header

Karthikeyan Singaravelan added the comment: Are you asking for a separate section grouping together all the assert methods from different parts which I think is useful. If you are looking for a better link then there is a link in the below text at the start of the page > If you are already

[issue34576] SimpleHTTPServer: warn users on security

Change by Karthikeyan Singaravelan : -- nosy: +xtreak ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34576] SimpleHTTPServer: warn users on security

STINNER Victor added the comment: > The SimpleHTTPServer module has been merged into http.server in Python 3. So > we add this to python2 document? The node should be added to Python 2 and Python 3 documentations. -- ___ Python tracker

[issue26544] platform.libc_ver() returns incorrect version number

STINNER Victor added the comment: Thanks for adding tests ;-) It now looks better to me ;-) -- ___ Python tracker ___ ___

[issue26544] platform.libc_ver() returns incorrect version number

Serhiy Storchaka added the comment: New changeset 7917aadb3edb7616d6164c5eaba24df6ac0a5fc6 by Serhiy Storchaka in branch 'master': bpo-26544: Add test for platform._comparable_version(). (GH-8973) https://github.com/python/cpython/commit/7917aadb3edb7616d6164c5eaba24df6ac0a5fc6 --

[issue16438] Numeric operator predecence confusing

Change by Mark Lawrence : -- nosy: -BreamoreBoy ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue8110] subprocess.py doesn't correctly detect Windows machines

Change by Mark Lawrence : -- nosy: -BreamoreBoy ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue1621] Do not assume signed integer overflow behavior

Change by Sergey Fedoseev : -- pull_requests: +8519 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34573] Simplify __reduce__() of set and dict iterators.

Kristján Valur Jónsson added the comment: Interesting, I'll have a look when I'm back from vacation. On Tue, 4 Sep 2018, 07:04 Raymond Hettinger, wrote: > > Raymond Hettinger added the comment: > > Also take a look at the other places that have similar logic. I believe > these all went in

[issue34576] SimpleHTTPServer: warn users on security

Windson Yang added the comment: The SimpleHTTPServer module has been merged into http.server in Python 3. So we add this to python2 document? -- nosy: +Windson Yang ___ Python tracker

[issue34530] distutils: find_executable() fails if the PATH environment variable is not set

STINNER Victor added the comment: New changeset 7056ca880bf4ff428dfb2c4eee67919dc43ecd34 by Victor Stinner in branch '2.7': bpo-34530: Fix distutils find_executable() (GH-9049) (GH-9058) https://github.com/python/cpython/commit/7056ca880bf4ff428dfb2c4eee67919dc43ecd34 --

[issue34576] SimpleHTTPServer: warn users on security

New submission from STINNER Victor : Larry Hastings proposed on the PSRT mailing list to add the following note of the SimpleHTTPServer documentation: Note: SimpleHTTPServer is, as its name implies, a simple HTTP server. We provide it as a sample implementation of the Python HTTP

[issue34246] Gentoo Refleaks 3.7: test_smtplib has dangling threads

Change by STINNER Victor : -- nosy: +vstinner ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34575] Python 3.6 compilation fails on AppVeyor: libeay.lib was created with an older compiler

New submission from STINNER Victor : Example on my PR: https://github.com/python/cpython/pull/9057 https://ci.appveyor.com/project/python/cpython/build/3.6build21480/job/lge7r4qknx0t0tlv LINK : fatal error C1047: The object or library file 'C:\projects\cpython\PCBuild\win32\libeay.lib' was

[issue34530] distutils: find_executable() fails if the PATH environment variable is not set

miss-islington added the comment: New changeset 7aa3eadca2a50ce651ce603d6100b05bb7106f1c by Miss Islington (bot) in branch '3.7': bpo-34530: Fix distutils find_executable() (GH-9049) https://github.com/python/cpython/commit/7aa3eadca2a50ce651ce603d6100b05bb7106f1c -- nosy:

[issue33613] test_multiprocessing_fork: test_semaphore_tracker_sigint() fails with -W error

STINNER Victor added the comment: > Which bug? It's only a failing test. Linux vendors run the full test suite. If the test suite fails, the build of the package fails as well. It's annoying. -- ___ Python tracker

[issue33613] test_multiprocessing_fork: test_semaphore_tracker_sigint() fails with -W error

Antoine Pitrou added the comment: I don't want to spend hours arguing. This issue is sufficiently rare and unlikely in normal conditions that I don't think we should risk regressions by trying to fix it. -- ___ Python tracker

[issue34530] distutils: find_executable() fails if the PATH environment variable is not set

Change by STINNER Victor : -- pull_requests: +8518 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue33613] test_multiprocessing_fork: test_semaphore_tracker_sigint() fails with -W error

STINNER Victor added the comment: By the way, "no user-visible bug is fixed here": I agree that it's not easy to trigger manually the bug (when pressing CTRL+C), but I don't see why an user couldn't hit this bug. The race condition is now obvious to me. --

[issue33613] test_multiprocessing_fork: test_semaphore_tracker_sigint() fails with -W error

Antoine Pitrou added the comment: Le 04/09/2018 à 11:16, STINNER Victor a écrit : > >> They work fine otherwise. > > The race condition impacts everyone. It's just less likely if your computer > is fast enough. The bug is much more likely if you "force" the bad path: Which bug? It's only a

[issue33613] test_multiprocessing_fork: test_semaphore_tracker_sigint() fails with -W error

STINNER Victor added the comment: > Please only skip those tests on buildbots. There is no easy wait to only skip a test on buildbots. > They work fine otherwise. The race condition impacts everyone. It's just less likely if your computer is fast enough. The bug is much more likely if you

[issue33613] test_multiprocessing_fork: test_semaphore_tracker_sigint() fails with -W error

Antoine Pitrou added the comment: Please only skip those tests on buildbots. They work fine otherwise. -- ___ Python tracker ___

[issue33613] test_multiprocessing_fork: test_semaphore_tracker_sigint() fails with -W error

STINNER Victor added the comment: > If buildbots hurt, I suggest skipping the tests on the buildbots. Let's do that. Pablo: do you want to write a PR to always skip TestSemaphoreTracker with a reference to this issue? Example: skipIf(True, "bpo-33613: the test has a race condition").

[issue34530] distutils: find_executable() fails if the PATH environment variable is not set

Change by miss-islington : -- pull_requests: +8517 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue33613] test_multiprocessing_fork: test_semaphore_tracker_sigint() fails with -W error

Antoine Pitrou added the comment: As I wrote on Github: no user-visible bug is fixed here, and we shouldn't risk introducing regressions by backporting those changes. If buildbots hurt, I suggest skipping the tests on the buildbots. -- versions: -Python 3.6, Python 3.7

[issue34530] distutils: find_executable() fails if the PATH environment variable is not set

STINNER Victor added the comment: New changeset 39487196c87e28128ea907a0d9b8a88ba53f68d5 by Victor Stinner in branch 'master': bpo-34530: Fix distutils find_executable() (GH-9049) https://github.com/python/cpython/commit/39487196c87e28128ea907a0d9b8a88ba53f68d5 --

[issue34530] distutils: find_executable() fails if the PATH environment variable is not set

Change by miss-islington : -- pull_requests: +8516 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue33613] test_multiprocessing_fork: test_semaphore_tracker_sigint() fails with -W error

STINNER Victor added the comment: IMHO the fix should be backported to Python 3.6 and 3.7. It cannot be backported to 2.7 since 2.7 doesn't have signal.pthread_sigmask(). -- versions: +Python 3.6, Python 3.7 ___ Python tracker

[issue33613] test_multiprocessing_fork: test_semaphore_tracker_sigint() fails with -W error

Change by miss-islington : -- pull_requests: +8515 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue33613] test_multiprocessing_fork: test_semaphore_tracker_sigint() fails with -W error

Antoine Pitrou added the comment: New changeset ec74d187f50a8a48f94eb37023300583fbd644cc by Antoine Pitrou (Pablo Galindo) in branch 'master': bpo-33613, test_semaphore_tracker_sigint: fix race condition (#7850)

[issue34570] Segmentation fault in _PyType_Lookup

STINNER Victor added the comment: You can install and enable faulthandler to get the Python traceback where the bug occurs. It is likely that the bug comes from a third party C extension. What are the C extensions used by pybot? -- nosy: +vstinner

[issue34570] Segmentation fault in _PyType_Lookup

Pablosky added the comment: My system is Hp Z4 with 128GB ram. It is not rather problem of lack of memory. When I monitored free memory it took at most 30GB when these 20 pybots were working. I wonder if it is possible that these separate programs (pybots) interfere each other. I mean that

[issue16438] Numeric operator predecence confusing

ron added the comment: Any progress on this? -- nosy: +ronron ___ Python tracker ___ ___ Python-bugs-list mailing list

[issue34569] test__xxsubinterpreters.ShareableTypeTests._assert_values fails on AIX - 32-bit mode

Change by Michael Felt : -- components: +Tests ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34569] test__xxsubinterpreters.ShareableTypeTests._assert_values fails on AIX - 32-bit mode

Michael Felt added the comment: 64-bit mode, no error. root@x066:[/data/prj/python/python3-3.8.0]./python -m test -v test__xxsubinterpreters == CPython 3.8.0a0 (heads/master-dirty:d500e5307a, Sep 3 2018, 13:55:44) [C] == AIX-1-00C291F54C00-powerpc-64bit-COFF big-endian == cwd:

[issue34461] Availability of parsers in etree initializer

nilanjan roy added the comment: @serhiy.storchaka: If I concur with your comment then probably declaration of *__all__** over xml initializer(__init__) is little contradictory - because whenever we declare __all__ to enable global-scope means API provides the flexibility to use * during

[issue34516] httplib sets unbefitting "Host" in request header when requests an ipv6 format url.

chen wu added the comment: to fix this, we change the code of our urilib3. before passing params to httplib, we set Host in headers if it's ipv6 address. Thanks so much. -- resolution: duplicate -> not a bug stage: -> resolved status: pending -> closed

[issue24698] get_externals.bat script fails

Zachary Ware added the comment: Closing as "out of date"; we no longer use svn to fetch external sources. -- resolution: -> out of date stage: -> resolved status: open -> closed ___ Python tracker

[issue24401] Windows 8.1 install gives DLL required to complete could not run

Change by Zachary Ware : -- resolution: -> out of date stage: -> resolved status: open -> closed ___ Python tracker ___ ___