[issue32612] pathlib.(Pure)WindowsPaths can compare equal but refer to different files

benrg added the comment: This bug is about paths that compare *equal*, but refer to *different* files. I agree that the opposite is not much of a problem (and I said so in the original comment). The reason I classified this as a security bug is that Python scripts using

[issue32633] Warnings from test_asyncio.test_tasks.SetMethodsTest

Change by Nathaniel Smith : -- keywords: +patch pull_requests: +5124 stage: -> patch review ___ Python tracker ___

[issue32633] Warnings from test_asyncio.test_tasks.SetMethodsTest

New submission from Nathaniel Smith : The test_asyncio tests are generating some warnings: 0:00:00 load avg: 2.14 [1/1] test_asyncio.test_tasks /home/njs/src/cpython/Lib/test/test_asyncio/test_tasks.py:100: RuntimeWarning: coroutine

[issue30491] Add a lightweight mechanism for detecting un-awaited coroutine objects

Change by Nathaniel Smith : -- keywords: +patch pull_requests: +5123 stage: -> patch review ___ Python tracker ___

[issue32612] pathlib.(Pure)WindowsPaths can compare equal but refer to different files

Steve Dower added the comment: Arguably, a WindowsPath instance only represents the *path* and not the file located by the path. So the programmer has to take just as much responsibility as if they were using plain strings, except there are some conveniences added to

[issue32632] Mock does not create deepcopy of mutable args

New submission from Sergey : MagicMock allows to check parameters of calls by using "assert_has_calls". However it fails if argument has a mutable type and was changed in-place before the second call. The example is provided in attached file. In "func1" value in "data"

[issue27099] IDLE: turn built-in extensions into regular modules

Terry J. Reedy added the comment: These patches were first released with the 3.6.3 release candidate. Nothing was changed for 3.6.4. Rechecking the changes to autocomplete.py in PR 2494, the only expected effect, after the followup in #31488, PR 3612, is that changes to

[issue32436] Implement PEP 567

Yury Selivanov added the comment: New changeset 83c8675edb4fe278c5d930f7865977a5d3c7168a by Yury Selivanov in branch 'master': bpo-32436: Remove a redundant assert (#5275) https://github.com/python/cpython/commit/83c8675edb4fe278c5d930f7865977a5d3c7168a --

[issue32630] Migrate decimal to use PEP 567 context variables

Change by Yury Selivanov : -- keywords: +patch pull_requests: +5122 ___ Python tracker ___

[issue32631] IDLE: revise zzdummy.py

New submission from Terry J. Reedy : zzdummy.py is needed for properly testing the extension mechanism. It is intended to provide an example extension for users to follow. When completed, enabled, and invoked, it will prefix every line of a window with some text, or remove

[issue32630] Migrate decimal to use PEP 567 context variables

New submission from Yury Selivanov : PEP 567 allows decimal to be safely used in async/await code. I couldn't observe any performance impact by the proposed PR. The PR doesn't modify decimal context behaviour: instead of using a thread-local storage it now uses a

[issue32629] PyImport_ImportModule occasionally cause access violation

New submission from Jack Branson : I found that calling PyImport_ImportModule frequently may cause access violation error. here is call stack: 00 0354f610 67d01605 0001 0020 007f python36!_PyObject_Alloc+0x5e [c:\build\cpython36\objects\obmalloc.c @ 1258] 01

[issue28716] Fractions instantiation revisited

Stefan Behnel added the comment: Not sure if it's relevant for this specific change, but here's a benchmark that you could use for Fractions: issue22458 -- nosy: +scoder ___ Python tracker

[issue32296] Implement asyncio._get_running_loop() and get_event_loop() in C

Change by Yury Selivanov : -- pull_requests: +5121 ___ Python tracker ___ ___

[issue31860] IDLE: Make font sample editable

Terry J. Reedy added the comment: Postscript: I read a week or so ago that a new Windows 10 font chooser will have this feature. There was not much detail and I believe it is currently only part of the Preview package. -- ___

[issue32628] Add configurable DirectoryIndex to http.server

New submission from Erik Paulson : In http.server and SimpleHTTPRequestHandler - the send_head function is hard-coded to treat index.html and index.htm as files to return in a directory - if neither of those files are present, it lists the directory. It would be very

[issue27099] IDLE: turn built-in extensions into regular modules

Raymond Hettinger added the comment: Leaving this as closed. Just wanted to note that it was a rough upgrade to 3.6.4 because of this backport. -- status: open -> closed ___ Python tracker

[issue27099] IDLE: turn built-in extensions into regular modules

Raymond Hettinger added the comment: I don't think this should have been backported to 3.6. This week, I'm teaching a class in Python3.6 and tab completion seems to be broken for everyone from a fresh install of 3.6.4 directly from www.python.org. Also, the

[issue32436] Implement PEP 567

Change by Yury Selivanov : -- pull_requests: +5120 ___ Python tracker ___ ___

[issue32627] Header dependent _uuid build failure on Fedora 27

Nick Coghlan added the comment: (Reducing priority since "sudo dnf remove uuid-devel" is a straightforward workaround) -- priority: normal -> low ___ Python tracker

[issue32102] Add "capture_output=True" option to subprocess.run

Change by bbayles : -- nosy: +bbayles ___ Python tracker ___ ___ Python-bugs-list mailing

[issue32502] uuid1() fails if only 64-bit interface addresses are available

Change by bbayles : -- nosy: +bbayles ___ Python tracker ___ ___ Python-bugs-list mailing

[issue32304] Upload failed (400): Digests do not match on .tar.gz ending with x0d binary code

Change by bbayles : -- nosy: +bbayles ___ Python tracker ___ ___ Python-bugs-list mailing

[issue32513] dataclasses: make it easier to use user-supplied special methods

Nick Coghlan added the comment: I'd be fine with that recommendation (since `@dataclass(order=False)` and `@total_ordering` will compose without any problems), but in that case I'd suggest having "order=True" + any of the ordering methods result in an exception (as you've

[issue32513] dataclasses: make it easier to use user-supplied special methods

Eric V. Smith added the comment: Rather than re-implementing (and maintaining) functools.total_ordering semantics, I'd rather advise them to specify order=False and just use functools.total_ordering. It's an odd use case for dataclasses, anyway. --

[issue32513] dataclasses: make it easier to use user-supplied special methods

Nick Coghlan added the comment: For the ordering operators, my only question would be whether or not I can rely on them to act like functools.total_ordering: if I supply __eq__ and one of the ordering operators (e.g. __lt__), will dataclasses make sure the other three

[issue32620] [3.5] Travis CI fails on Python 3.5 with "pyenv: version `3.5' not installed"

Change by Nick Coghlan : -- keywords: +patch pull_requests: +5118 stage: -> patch review ___ Python tracker ___

[issue31568] Configure thinks it finds python3.5 but doesn't

Change by Nick Coghlan : -- pull_requests: +5119 ___ Python tracker ___ ___

[issue32620] [3.5] Travis CI fails on Python 3.5 with "pyenv: version `3.5' not installed"

Nick Coghlan added the comment: I removed the snippet entirely from https://github.com/python/cpython/pull/5201, and while Travis didn't pass, it failed due to test suite failures, not anything environmental. -- nosy: +ncoghlan

[issue32627] Header dependent _uuid build failure on Fedora 27

Nick Coghlan added the comment: Reverting my previous commit doesn't fix the problem: if both uuid-devel and libuuid-devel are installed, then it reports that the necessary bits to build _uuid weren't found, without even attempting to compile it at all. --

[issue32627] Header dependent _uuid build failure on Fedora 27

New submission from Nick Coghlan : I'm hitting a build failure relating to the new _uuid module on Fedora 27: == building '_uuid' extension gcc -pthread -fPIC -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -std=c99 -Wextra

[issue32436] Implement PEP 567

Yury Selivanov added the comment: This one: https://github.com/python/cpython/pull/5273? I've left a comment with some questions there. Are there any other urgent PRs? The main PEP 567 PR has been merged already, btw. -- ___

[issue32436] Implement PEP 567

Guido van Rossum added the comment: While you're waiting for code review maybe you can review some other PR? (Lukasz mentioned that Serhiy seems very busy.) -- ___ Python tracker

[issue32616] Significant performance problems with Python 2.7 built with clang 3.x or 4.x

Change by Tim Smith : -- nosy: +tdsmith ___ Python tracker ___ ___ Python-bugs-list

[issue32436] Implement PEP 567

Yury Selivanov added the comment: I'll try to find some time after beta-1. Right now have a few other issues that I have to finish (and also create a PR to make decimal use PEP 567). -- ___ Python tracker

[issue32436] Implement PEP 567

Guido van Rossum added the comment: Hopefully sooner? -- ___ Python tracker ___ ___

[issue31368] Support asynchronous, non-blocking buffered reads (RWF_NONBLOCK)

STINNER Victor added the comment: Explanation for myself. https://kernelnewbies.org/Linux_4.14#Asynchronous_buffered_I.2FO_support "In this release, the preadv2(2) syscall with RWF_NONBLOCK will let userspace applications bypass enqueuing operation in the threadpool

[issue31333] Implement ABCMeta in C

Change by Ivan Levkivskyi : -- keywords: +patch pull_requests: +5117 stage: -> patch review ___ Python tracker ___

[issue32590] Proposal: add an "ensure(arg)" builtin for parameter validation

Nick Coghlan added the comment: I agreed that this idea isn't really baked enough for an RFE yet, so I'm marking this as "postponed" for now. The main requirement for getting it back out of "postponed" state would be having someone that's sufficiently interested to write

[issue32607] After Python Installation Error

Change by Pablo Galindo Salgado : -- components: +Windows nosy: +paul.moore, steve.dower, tim.golden, zach.ware resolution: -> fixed stage: -> resolved status: open -> closed ___ Python tracker

[issue32436] Implement PEP 567

Yury Selivanov added the comment: I'll keep the issue open -- a documentation for the new APIs will be merged in a separate PR in a couple of months. -- ___ Python tracker

[issue32436] Implement PEP 567

New submission from Yury Selivanov : New changeset f23746a934177c48eff754411aba54c31d6be2f0 by Yury Selivanov in branch 'master': bpo-32436: Implement PEP 567 (#5027) https://github.com/python/cpython/commit/f23746a934177c48eff754411aba54c31d6be2f0 --

[issue28980] ResourceWarning when imorting antigravity in 3.6

Ivan Levkivskyi added the comment: I have not seen this for quite some time so I'm closing this as fixed. -- resolution: -> fixed stage: -> resolved status: open -> closed ___ Python tracker

[issue32493] UUID Module - FreeBSD build failure

Michael Felt added the comment: On 1/17/2018 11:16 AM, David CARLIER wrote: > David CARLIER added the comment: > > Might comes from uuid1 function itself ... e.g. line 704 not setting version > "field". IMHO: for uuid1 - the version number should be

[issue32604] Expose the subinterpreters C-API in Python for testing use.

Ned Deily added the comment: @Eric, given the breadth of change introduced in the PR (including adding a new extension), I think it would be best if at all possible to get it in for beta 1 if we can resolve the review comments in time. If necessary and if there are no

[issue32626] Subscript unpacking raises SyntaxError

New submission from Ben Burrill : PEP 448 defines unpacking generalizations for tuples. However, this does not currently work for subscripted tuples that are not delimited by parentheses. Current behavior (Tested on 3.6/3.7a4): >>> class Subscriptable: ... def

[issue22872] multiprocessing.Queue raises AssertionError

Change by Jason Qian : -- components: +ctypes -Library (Lib) versions: -Python 3.4, Python 3.5 ___ Python tracker ___

[issue32615] Inconsistent behavior if globals is a dict subclass

Change by ppperry : -- type: -> behavior ___ Python tracker ___ ___ Python-bugs-list

[issue22499] [SSL: BAD_WRITE_RETRY] bad write retry in _ssl.c:1636

Change by Xavier G. Domingo : -- nosy: +xgdomingo ___ Python tracker ___ ___

[issue31122] SSLContext.wrap_socket() throws OSError with errno == 0

Change by Xavier G. Domingo : -- nosy: +xgdomingo ___ Python tracker ___ ___

[issue32625] Update the dis module documentation to reflect switch to wordcode

Change by Alexander Belopolsky : -- nosy: +vstinner ___ Python tracker ___

[issue20767] Some python extensions can't be compiled with clang 3.4

Stefan Krah added the comment: Well, they had ample time to articulate themselves. :) -- ___ Python tracker ___

[issue32597] Bad detection of clang

Change by Stefan Krah : -- nosy: -skrah ___ Python tracker ___ ___ Python-bugs-list

[issue29344] sock_recv not detected a coroutine

Yury Selivanov added the comment: They have been documented as coroutines and were returning futures since Python 3.4. I believe we can keep the status quo especially if only one user complained about it during the last 5 years. --

[issue29240] PEP 540: Add a new UTF-8 mode

STINNER Victor added the comment: I partially reverted the commit 7ed7aead9503102d2ed316175f198104e0cd674c: on Android, UTF-8 is now always used, again. Paul Peny (aka pmpp) confirmed me that my commit broke Python on Android, at least with API 19 (locales don't

[issue29240] PEP 540: Add a new UTF-8 mode

STINNER Victor added the comment: New changeset 9089a265918754d95e105a7c4c409ac9352c87bb by Victor Stinner in branch 'master': bpo-29240: PyUnicode_DecodeLocale() uses UTF-8 on Android (#5272)

[issue29344] sock_recv not detected a coroutine

Berker Peksag added the comment: Well, the current status quo has already confused a user (see msg286011) > (so that people don't write code that expects them to be not coroutines in > 3.6) Even if people expect these methods to be coroutines, two functions of the

[issue32625] Update the dis module documentation to reflect switch to wordcode

Alexander Belopolsky added the comment: There is an uncommitted update for the EXTENDED_ARG opcode documentation attached to issue 27095 as mkfu4.patch by Demur Rumed. -- nosy: +Demur Rumed ___ Python tracker

[issue32625] Update the dis module documentation to reflect switch to wordcode

New submission from Alexander Belopolsky : A switch to wordcode is implemented in Python 3.6, but the documentation in the dis module was mostly left unchanged. See issue 26647, msg266388 and issue 27095, msg268389. -- assignee: docs@python components:

[issue32624] Implement WriteTransport.is_protocol_paused()

New submission from Andrew Svetlov : The method should return True is write is suspended -- components: asyncio messages: 310439 nosy: asvetlov, yselivanov priority: normal severity: normal status: open title: Implement WriteTransport.is_protocol_paused()

[issue26647] ceval: use Wordcode, 16-bit bytecode

Change by Alexander Belopolsky : -- components: +Interpreter Core -Documentation stage: needs patch -> resolved ___ Python tracker

[issue20767] Some python extensions can't be compiled with clang 3.4

STINNER Victor added the comment: > I guess the FreeBSD people are happy with the solution. According to the discussion on https://github.com/python/cpython/pull/5233 : some FreeBSD people are unhappy :-) -- resolution: fixed -> status: closed -> open

[issue32593] Drop support of FreeBSD 9 and older in Python 3.7

STINNER Victor added the comment: For the PR 5233 : I suggest to continue the discussion on bpo-20767. This PR is unrelated to this issue (drop support for old FreeBSDs). -- ___ Python tracker

[issue32593] Drop support of FreeBSD 9 and older in Python 3.7

Change by STINNER Victor : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker

[issue32593] Drop support of FreeBSD 9 and older in Python 3.7

STINNER Victor added the comment: New changeset 13ff24582c99dfb439b1af7295b401415e7eb05b by Victor Stinner in branch 'master': bpo-32593: Drop FreeBSD 9 and older support (#5232) https://github.com/python/cpython/commit/13ff24582c99dfb439b1af7295b401415e7eb05b

[issue29344] sock_recv not detected a coroutine

Yury Selivanov added the comment: Since we made them coroutines in 3.7, I'd prefer to keep the 3.6 documentation as is (so that people don't write code that expects them to be not coroutines in 3.6). Please let's keep the current status quo. --

[issue29344] sock_recv not detected a coroutine

Berker Peksag added the comment: > We only fixed it in 3.7 and the doc was updated. 3.6 stays as is. I'm not talking about fixing code in 3.6. In 3.6, sock_* methods still documented as coroutines but they are normal functions: *

[issue32623] Resize dict on del/pop

STINNER Victor added the comment: Note: It was recently discussed if "del dict[key]" should keep the insertion order. If I understood correctly: yes, the order must be preserved on deletion. https://mail.python.org/pipermail/python-dev/2017-November/150142.html

[issue31179] Speed-up dict.copy() up to 5.5 times.

Change by Yury Selivanov : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue31179] Speed-up dict.copy() up to 5.5 times.

Yury Selivanov added the comment: New changeset b0a7a037b8fde56b62f886d5188bced7776777b4 by Yury Selivanov in branch 'master': bpo-31179: Make dict.copy() up to 5.5 times faster. (#3067) https://github.com/python/cpython/commit/b0a7a037b8fde56b62f886d5188bced7776777b4

[issue29240] PEP 540: Add a new UTF-8 mode

Change by STINNER Victor : -- pull_requests: +5116 ___ Python tracker ___ ___

[issue29344] sock_recv not detected a coroutine

Berker Peksag added the comment: Andrew, shouldn't we fix 3.6 documentation? sock_* methods still documented as coroutines. -- ___ Python tracker

[issue29344] sock_recv not detected a coroutine

Yury Selivanov added the comment: > Andrew, shouldn't we fix 3.6 documentation? sock_* methods still documented > as coroutines. We only fixed it in 3.7 and the doc was updated. 3.6 stays as is. -- ___ Python tracker

[issue32607] After Python Installation Error

Shrivatsa Hosabettu added the comment: Hi, Thanks for the information. I re-installed Python and Django again and the problem is resolved. Now when I run the command py -E -S I got the below message and python is running fine. 3.6.4 (v3.6.4:d48eceb, Dec 19 2017,

[issue31179] Speed-up dict.copy() up to 5.5 times.

Yury Selivanov added the comment: Victor: done; https://bugs.python.org/issue32623 -- ___ Python tracker ___

[issue32623] Resize dict on del/pop

New submission from Yury Selivanov : We should investigate whether we want dicts to compact themselves on del/pop operations. Currently we have to rely on workarounds to have compactable dict.copy (see issue 31179) etc. -- components: Interpreter Core messages:

[issue31179] Speed-up dict.copy() up to 5.5 times.

STINNER Victor added the comment: Yury: Would you mind to open an issue to investigate why dict are not compatected automatically? -- ___ Python tracker

[issue31801] vars() manipulation encounters problems with Enum

Ethan Furman added the comment: New changeset a4b1bb4801f7a941ff9e86b96da539be1c288833 by Ethan Furman in branch 'master': bpo-31801: Enum: add _ignore_ as class option (#5237) https://github.com/python/cpython/commit/a4b1bb4801f7a941ff9e86b96da539be1c288833 --

[issue32616] Significant performance problems with Python 2.7 built with clang 3.x or 4.x

Zhiming Wang added the comment: My benchmarks above do contain py37 (master) stats. -- ___ Python tracker ___

[issue32616] Significant performance problems with Python 2.7 built with clang 3.x or 4.x

Barry A. Warsaw added the comment: Has anyone done the same analysis with Python 3.6 or 3.7? -- nosy: +barry ___ Python tracker ___

[issue32622] Implement loop.sendfile

Change by Andrew Svetlov : -- keywords: +patch pull_requests: +5115 stage: -> patch review ___ Python tracker ___

[issue32622] Implement loop.sendfile

Change by Andrew Svetlov : -- components: asyncio nosy: asvetlov, yselivanov priority: normal severity: normal status: open title: Implement loop.sendfile versions: Python 3.7 ___ Python tracker

[issue32621] Problem of consistence in collection.abc documentation

New submission from Yahya Abou Imran : Opened after https://github.com/python/cpython/pull/5270 was closed. Here: https://docs.python.org/3/library/collections.abc.html Some abstract methods are inherited from a superclass. Most of the time the name of the

[issue32616] Significant performance problems with Python 2.7 built with clang 3.x or 4.x

Change by Pablo Galindo Salgado : -- components: +Interpreter Core type: -> performance ___ Python tracker ___

[issue32472] Mention of __await__ missing in Coroutine Abstract Methods

Yury Selivanov added the comment: +1 to what Andres said. -- nosy: +yselivanov resolution: -> not a bug stage: patch review -> resolved status: open -> closed ___ Python tracker

[issue32472] Mention of __await__ missing in Coroutine Abstract Methods

Change by Yahya Abou Imran : -- keywords: +patch pull_requests: +5114 stage: -> patch review ___ Python tracker ___

[issue27815] Make SSL suppress_ragged_eofs default more secure

Christian Heimes added the comment: For example an invalid host name should invalidate the session until #31399 is resolved. Any TLS protocol violation should also invalidate the session. If somebody messes with the connection or the TLS protocol encounters a problem during

[issue27815] Make SSL suppress_ragged_eofs default more secure

Nathaniel Smith added the comment: Why would an exception inside 'with ssl_sock' have anything to do with the validity of the session shared secret? I mean, maybe it does, but I *really* don't think we should be waving our hands and guessing about this stuff. --

[issue27815] Make SSL suppress_ragged_eofs default more secure

Christian Heimes added the comment: Perhaps a hard close is the right thing when SSLSocket.__exit__ encounters an exception? -- ___ Python tracker

[issue32513] dataclasses: make it easier to use user-supplied special methods

Eric V. Smith added the comment: The discussion on python-dev was that your ??? box would be "no": if the user supplied __repr__, they obviously meant for dataclass() to not provide one. I can't see why the user would say repr=True ("I want dataclass() to add __repr__"),

[issue32620] [3.5] Travis CI fails on Python 3.5 with "pyenv: version `3.5' not installed"

New submission from STINNER Victor : My workaround for bpo-31568 is causing new issues on Python 3.5. Output: --- 0.03s$ pyenv global system 3.5 pyenv: version `3.5' not installed --- Extract of Python 3.5 .travis.yml: --- before_install: # work around

[issue27815] Make SSL suppress_ragged_eofs default more secure

STINNER Victor added the comment: I don't know well, Cheryl's PR wasn't added to this issue: https://github.com/python/cpython/pull/5266 -- pull_requests: +5113 stage: -> patch review ___ Python tracker

[issue32619] multiplication error

Steven D'Aprano added the comment: This is not a bug, it is a FAQ to do with the properties of binary floating point numbers. https://docs.python.org/3/faq/design.html#why-are-floating-point-calculations-so-inaccurate -- nosy: +steven.daprano resolution:

[issue27815] Make SSL suppress_ragged_eofs default more secure

Nathaniel Smith added the comment: It doesn't help that Python spells SSL_shutdown as "unwrap". I think in practice basically the only two things you want are unidirectional shutdown, or "soft" shutdown. Bidirectional shutdown has some extremely theoretical uses, and we have

[issue32266] test_pathlib fails if current path has junctions

Larry Hastings added the comment: Python 3.4 and 3.5 are in "security fixes only" mode. This is a minor bugfix, so it's too late to accept it into 3.4 and 3.5. -- nosy: +larry versions: -Python 3.4, Python 3.5 ___ Python

[issue32072] Issues with binary plists

Larry Hastings added the comment: New changeset c59731d92dc73111d224876f1caa064097aad786 by larryhastings (Serhiy Storchaka) in branch '3.4': [3.4] bpo-32072: Fix issues with binary plists. (GH-4455) (#4658)

[issue27815] Make SSL suppress_ragged_eofs default more secure

Christian Heimes added the comment: You have to tell OpenSSL that a hard-close is expected and fine. If you just SSL_free() the SSL connection, then OpenSSL removes the session from the SSL_CTX's session cache. It assumes that something went wrong and defaults to secure

[issue32589] Statistics as a result from timeit

Change by Matthias Gilch : -- resolution: -> rejected stage: patch review -> resolved status: -> closed ___ Python tracker

[issue32589] Statistics as a result from timeit

Matthias Gilch added the comment: Steven: Thanks for the advice. Next time I'll follow it Victor: I'll look into perf I see that there are maybe problems and agree that we can close the issue and the PR. -- ___

[issue27815] Make SSL suppress_ragged_eofs default more secure

Nathaniel Smith added the comment: @Christian: I'm surprised and somewhat dismayed to hear that OpenSSL invalidates sessions on hard close -- that hasn't been part of the spec since 2006 when TLS 1.1 came out. I'm not a cryptographer, but the spec explicitly allows keeping

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