[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread miss-islington
miss-islington added the comment: New changeset 72fff60d7649df88026838d8b5f14f541393f268 by Miss Islington (bot) in branch '3.7': bpo-39778: Add clarification about tp_traverse and ownership (GH-18754) https://github.com/python/cpython/commit/72fff60d7649df88026838d8b5f14f541393f268

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread miss-islington
miss-islington added the comment: New changeset 1827fc30f463786ebff13752e35c3224652bc94e by Miss Islington (bot) in branch '3.8': bpo-39778: Add clarification about tp_traverse and ownership (GH-18754) https://github.com/python/cpython/commit/1827fc30f463786ebff13752e35c3224652bc94e

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread miss-islington
Change by miss-islington : -- pull_requests: +18117 pull_request: https://github.com/python/cpython/pull/18762 ___ Python tracker ___

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread miss-islington
Change by miss-islington : -- pull_requests: +18118 pull_request: https://github.com/python/cpython/pull/18763 ___ Python tracker ___

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread miss-islington
miss-islington added the comment: New changeset 6df421fe87a9418d6c59f89dbc5d5573b6826855 by Pablo Galindo in branch 'master': bpo-39778: Add clarification about tp_traverse and ownership (GH-18754) https://github.com/python/cpython/commit/6df421fe87a9418d6c59f89dbc5d5573b6826855 --

[issue39833] Bug in html parsing module triggered by malformed input

2020-03-02 Thread Ezio Melotti
Ezio Melotti added the comment: Thanks for the report. This is a duplicate of #34480. -- nosy: +ezio.melotti resolution: -> duplicate stage: -> resolved status: open -> closed type: compile error -> behavior ___ Python tracker

[issue39833] Bug in html parsing module triggered by malformed input

2020-03-02 Thread Evan 

New submission from Evan :

Relevant base python library--   
C:\Users\User\AppData\Local\Programs\Python\Python38\lib\_markupbase.py 


The issue- After parsing over 900 SEC filings using beautifulsoup4, I get this 
user warning. 

UserWarning: unknown status

[issue39761] Python 3.9.0a4 fails to build when configured with --with-dtrace

2020-03-02 Thread Jesús Cea Avión
Change by Jesús Cea Avión : -- nosy: +jcea ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue39802] Ensure {get, set}_escdelay and {get, set}_tabsize only implemented when the extensions are activated

2020-03-02 Thread Pablo Galindo Salgado
Pablo Galindo Salgado added the comment: New changeset 4991cf47c487500fdedc34f0a2eb4b7468a67c3c by Batuhan Taşkaya in branch 'master': bpo-39802: Only expose set_escdelay and set_tabsize when curses extensions are activated (GH-18705)

[issue38091] Import deadlock detection causes deadlock

2020-03-02 Thread miss-islington
miss-islington added the comment: New changeset 6daa37fd42c5d5300172728e8b4de74fe0b319fc by Armin Rigo in branch 'master': bpo-38091: Import deadlock detection causes deadlock (GH-17518) https://github.com/python/cpython/commit/6daa37fd42c5d5300172728e8b4de74fe0b319fc -- nosy:

[issue39831] Reference leak in PyErr_WarnEx()

2020-03-02 Thread Pablo Galindo Salgado
Pablo Galindo Salgado added the comment: Closing this as the backports are merged. Thanks, Serhiy, for finding the leak and for the fix :) -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker

[issue39831] Reference leak in PyErr_WarnEx()

2020-03-02 Thread Pablo Galindo Salgado
Pablo Galindo Salgado added the comment: New changeset 394dc0db878c08d003772de163a57ac12046d865 by Pablo Galindo in branch '3.8': [3.8] bpo-39831: Fix a reference leak in PyErr_WarnEx(). (GH-18750) (GH-18761) https://github.com/python/cpython/commit/394dc0db878c08d003772de163a57ac12046d865

[issue39831] Reference leak in PyErr_WarnEx()

2020-03-02 Thread Pablo Galindo Salgado
Pablo Galindo Salgado added the comment: New changeset 499c926fbeafa7e4c15d925fea27fe8a65cc3b25 by Pablo Galindo in branch '3.7': [3.7] bpo-39831: Fix a reference leak in PyErr_WarnEx(). (GH-18750). (GH-18760) https://github.com/python/cpython/commit/499c926fbeafa7e4c15d925fea27fe8a65cc3b25

[issue39831] Reference leak in PyErr_WarnEx()

2020-03-02 Thread Pablo Galindo Salgado
Pablo Galindo Salgado added the comment: I made the backports to 3.7 and 3.8 manually to calm down the refleak buildbots as the automatic backports failed :) -- ___ Python tracker

[issue39831] Reference leak in PyErr_WarnEx()

2020-03-02 Thread Pablo Galindo Salgado
Change by Pablo Galindo Salgado : -- pull_requests: +18116 pull_request: https://github.com/python/cpython/pull/18761 ___ Python tracker ___

[issue39831] Reference leak in PyErr_WarnEx()

2020-03-02 Thread Pablo Galindo Salgado
Change by Pablo Galindo Salgado : -- nosy: +pablogsal nosy_count: 1.0 -> 2.0 pull_requests: +18115 pull_request: https://github.com/python/cpython/pull/18760 ___ Python tracker

[issue39697] Failed to build with --with-cxx-main=g++-9.2.0

2020-03-02 Thread Pablo Galindo Salgado
Pablo Galindo Salgado added the comment: This seems like a duplicate of https://bugs.python.org/issue35912 -- nosy: +pablogsal ___ Python tracker ___

[issue38597] C Extension import limit

2020-03-02 Thread miss-islington
miss-islington added the comment: New changeset 0d20364b132014eec609b900997c34779a4d548c by Miss Islington (bot) in branch '3.8': bpo-38597: Never statically link extension initialization code on Windows (GH-18724)

[issue38597] C Extension import limit

2020-03-02 Thread miss-islington
miss-islington added the comment: New changeset 8a5f7ad5e423b74ea612e25472e5bff3adf1ea87 by Steve Dower in branch '3.7': [3.7] bpo-38597: Never statically link extension initialization code on Windows (GH-18724) (GH-18759)

[issue39832] Modules with decomposable characters in module name not found on macOS

2020-03-02 Thread Norbert
New submission from Norbert : Modules whose names contain characters that are in precomposed form but can be decomposed in Normalization Form D can’t be found on macOS. To reproduce: 1. Download and unzip the attached file Modules.zip. This produces a directory Modules with four Python

[issue26460] datetime.strptime without a year fails on Feb 29

2020-03-02 Thread Alexander Belopolsky
Alexander Belopolsky added the comment: > On Mar 2, 2020, at 6:33 PM, Gregory P. Smith wrote: > > Change that default to any old year with a leap year (1904?) In the 21st century, the year 2000 default makes much more sense than 1900. Luckily 2000 is also a leap year. --

[issue38597] C Extension import limit

2020-03-02 Thread Steve Dower
Change by Steve Dower : -- pull_requests: +18114 pull_request: https://github.com/python/cpython/pull/18759 ___ Python tracker ___

[issue38597] C Extension import limit

2020-03-02 Thread Steve Dower
Steve Dower added the comment: New changeset ce3a4984089b8e0ce5422ca32d75ad057b008074 by Steve Dower in branch 'master': bpo-38597: Never statically link extension initialization code on Windows (GH-18724) https://github.com/python/cpython/commit/ce3a4984089b8e0ce5422ca32d75ad057b008074

[issue38597] C Extension import limit

2020-03-02 Thread miss-islington
Change by miss-islington : -- nosy: +miss-islington nosy_count: 11.0 -> 12.0 pull_requests: +18113 pull_request: https://github.com/python/cpython/pull/18758 ___ Python tracker

[issue28577] ipaddress.ip_network(...).hosts() returns nothing for an IPv4 /32

2020-03-02 Thread Pete Wicken
Pete Wicken added the comment: I've had a go at implementing this. I did not implement for IPv6 as this was not mentioned here, but it seems like it would make sense for it as well. I can add that in too if you like. -- ___ Python tracker

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread Pablo Galindo Salgado
Pablo Galindo Salgado added the comment: New changeset 9ddcb914f9c2debe7c1359b2450cd1573e86b91c by Pablo Galindo in branch '3.8': [3.8] bpo-39778: Don't traverse weak-reference lists OrderedDict's tp_traverse and tp_clear (GH-18749) (GH-18756)

[issue39682] pathlib.Path objects can be used as context managers

2020-03-02 Thread Antoine Pitrou
Antoine Pitrou added the comment: As with the Accessor abstraction, the original idea was to support Path objects backed by a directory file descriptor (for use with openat() and friends). That idea was abandoned but it looks like the context manager stayed. It's certainly not useful

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread miss-islington
miss-islington added the comment: New changeset 69ded3944c202da972754644c0bbf7f77cc5e8ea by Miss Islington (bot) in branch '3.7': bpo-39778: Don't traverse weak-reference lists OrderedDict's tp_traverse and tp_clear (GH-18749)

[issue28577] ipaddress.ip_network(...).hosts() returns nothing for an IPv4 /32

2020-03-02 Thread Pete Wicken
Change by Pete Wicken : -- keywords: +patch nosy: +Wicken nosy_count: 5.0 -> 6.0 pull_requests: +18112 stage: -> patch review pull_request: https://github.com/python/cpython/pull/18757 ___ Python tracker

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread Pablo Galindo Salgado
Change by Pablo Galindo Salgado : -- pull_requests: +18111 pull_request: https://github.com/python/cpython/pull/18756 ___ Python tracker ___

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread miss-islington
Change by miss-islington : -- nosy: +miss-islington nosy_count: 7.0 -> 8.0 pull_requests: +18110 pull_request: https://github.com/python/cpython/pull/18755 ___ Python tracker

[issue26460] datetime.strptime without a year fails on Feb 29

2020-03-02 Thread Gregory P. Smith
Gregory P. Smith added the comment: I _doubt_ there is code expecting the default year when unspecified to actually be 1900. Change that default to any old year with a leap year (1904?) and it'll still (a) stand out as a special year that can be looked up should it wind up being _used_ as

[issue39809] argparse: add max_text_width parameter to ArgumentParser

2020-03-02 Thread Luca
Luca added the comment: For the benefit of other developers willing to control text width with `argparse`, using the lambda function let `mypy` fail with the following error: 541: error: Argument "formatter_class" to "ArgumentParser" has incompatible type "Callable[[Any],

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread Pablo Galindo Salgado
Change by Pablo Galindo Salgado : -- pull_requests: +18109 pull_request: https://github.com/python/cpython/pull/18754 ___ Python tracker ___

[issue39776] Crash in decimal module in heavy-multithreaded scenario

2020-03-02 Thread Stefan Krah
Change by Stefan Krah : -- pull_requests: +18108 pull_request: https://github.com/python/cpython/pull/18753 ___ Python tracker ___

[issue39776] Crash in decimal module in heavy-multithreaded scenario

2020-03-02 Thread Stefan Krah
Change by Stefan Krah : -- pull_requests: +18107 pull_request: https://github.com/python/cpython/pull/18752 ___ Python tracker ___

[issue26460] datetime.strptime without a year fails on Feb 29

2020-03-02 Thread Nick Moore
Nick Moore added the comment: Not disagreeing with you that "%b %d" timestamps with no "%Y" are excerable, but they're fairly common in the *nix world unfortunately. People need to parse them, and the simple and obvious way to do this breaks every four years. I like the idea of having a

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread Pablo Galindo Salgado
Pablo Galindo Salgado added the comment: New changeset 0c2b509f9d1d3a9065bc62c2407e1dc2ed70e9c2 by Pablo Galindo in branch 'master': bpo-39778: Don't traverse weak-reference lists OrderedDict's tp_traverse and tp_clear (GH-18749)

[issue39809] argparse: add max_text_width parameter to ArgumentParser

2020-03-02 Thread Luca
Luca added the comment: OK, I will do this for my package, but I do not believe many others will do the same without a `max_text_width` parameter (too much care is needed for this to work correctly), and as a result most packages using `argparse` will continue to not properly handle text

[issue39809] argparse: add max_text_width parameter to ArgumentParser

2020-03-02 Thread paul j3
paul j3 added the comment: But you can replace the simple 'lambda' with a function that takes the max with 'columns'. In other words, include: width = _shutil.get_terminal_size().columns width -= 2 width = min(max_text_width, width) The only thing

[issue37330] open(): remove 'U' mode, deprecated since Python 3.3

2020-03-02 Thread Andrew Bartlett
Andrew Bartlett added the comment: Thanks for the reply. To clarify, it is best to understand where Samba thinks of itself in terms of Python. We use python, but we don't really think of ourselves as a python project, and while we have some developers with a depth of experience in the

[issue39809] argparse: add max_text_width parameter to ArgumentParser

2020-03-02 Thread Luca
Luca added the comment: That lambda function would not give the same result, as it would constrain the text width to a fixed value, while my proposal would just set a maximum limit (if the terminal is narrower, the actual text width would be reduced). With the current implementation all

[issue37953] Fix ForwardRef equality checks

2020-03-02 Thread Roundup Robot
Change by Roundup Robot : -- nosy: +python-dev nosy_count: 4.0 -> 5.0 pull_requests: +18106 pull_request: https://github.com/python/cpython/pull/18751 ___ Python tracker ___

[issue39682] pathlib.Path objects can be used as context managers

2020-03-02 Thread Antony Lee
Antony Lee added the comment: Immutability and hashability are listed first among "general properties" of paths (https://docs.python.org/3/library/pathlib.html#general-properties), and in the PEP proposing pathlib (https://www.python.org/dev/peps/pep-0428/#immutability). Looking at it

[issue39776] Crash in decimal module in heavy-multithreaded scenario

2020-03-02 Thread Stefan Krah
Stefan Krah added the comment: New changeset b3b9ade4a3d3fe00d933bcd8fc5c5c755d1024f9 by Stefan Krah in branch 'master': bpo-39776: Lock ++interp->tstate_next_unique_id. (GH-18746) (#18746) https://github.com/python/cpython/commit/b3b9ade4a3d3fe00d933bcd8fc5c5c755d1024f9 --

[issue39831] Reference leak in PyErr_WarnEx()

2020-03-02 Thread Serhiy Storchaka
Serhiy Storchaka added the comment: New changeset 2d2f85517f8216146a2f888d1ad4d765b3be2339 by Serhiy Storchaka in branch 'master': bpo-39831: Fix a reference leak in PyErr_WarnEx(). (GH-18750) https://github.com/python/cpython/commit/2d2f85517f8216146a2f888d1ad4d765b3be2339 --

[issue39682] pathlib.Path objects can be used as context managers

2020-03-02 Thread Brett Cannon
Brett Cannon added the comment: I guess a question is whether we want immutability guarantees (I for one didn't even know you could hash Path objects until now). I'm personally fine with that idea as it mentally makes sense to not need paths to be mutable. But as I said, someone needs to

[issue39645] Expand concurrent.futures.Future's public API

2020-03-02 Thread Brian Quinlan
Brian Quinlan added the comment: I'll try to take a look at this before the end of the week, but I'm currently swamped with other life stuff :-( -- ___ Python tracker ___

[issue38913] Py_BuildValue("(s#O)", ...) segfaults if entered with exception raised

2020-03-02 Thread Serhiy Storchaka
Serhiy Storchaka added the comment: Opened issue39831. -- resolution: -> fixed status: open -> closed ___ Python tracker ___ ___

[issue39831] Reference leak in PyErr_WarnEx()

2020-03-02 Thread Serhiy Storchaka
Change by Serhiy Storchaka : -- keywords: +patch pull_requests: +18105 stage: -> patch review pull_request: https://github.com/python/cpython/pull/18750 ___ Python tracker

[issue39831] Reference leak in PyErr_WarnEx()

2020-03-02 Thread Serhiy Storchaka
New submission from Serhiy Storchaka : The test added for issue38913 exposed a reference leak in PyErr_WarnEx(). -- components: Interpreter Core messages: 363203 nosy: serhiy.storchaka priority: normal severity: normal status: open title: Reference leak in PyErr_WarnEx() type: resource

[issue26460] datetime.strptime without a year fails on Feb 29

2020-03-02 Thread Paul Ganssle
Paul Ganssle added the comment: I don't think adding a default_year parameter is the right solution here. The actual problem is that `time.strptime`, and by extension `datetime.strptime` has a strange and confusing interface. What should happen is either that `year` is set to None or some

[issue39820] Bracketed paste mode for REPL

2020-03-02 Thread Marco Sulla
Marco Sulla added the comment: > Is this even possible in a plain text console? Yes. See Jupyter Console (aka IPython). -- ___ Python tracker ___

[issue38913] Py_BuildValue("(s#O)", ...) segfaults if entered with exception raised

2020-03-02 Thread Serhiy Storchaka
Serhiy Storchaka added the comment: Actually there is a leak in PyErr_WarnEx(). -- ___ Python tracker ___ ___ Python-bugs-list

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread Pablo Galindo Salgado
Change by Pablo Galindo Salgado : -- keywords: +patch pull_requests: +18104 stage: needs patch -> patch review pull_request: https://github.com/python/cpython/pull/18749 ___ Python tracker

[issue39830] zipfile.Path is not included in __all__

2020-03-02 Thread Karthikeyan Singaravelan
New submission from Karthikeyan Singaravelan : Since zipfile.Path is a public API and documented it could be included in __all__ . This might be a problem for code that uses below pattern : from zipfile import * from pathlib import Path If this is accepted this can be a good beginner issue.

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread Pablo Galindo Salgado
Pablo Galindo Salgado added the comment: > I agree the tp_traverse docs should point out that weakref lists are special > this way, but I think the problem is unique to them - can't think of another > case where a container points to an object it doesn't own a reference to. Agreed, I was

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread Tim Peters
Tim Peters added the comment: After some thought, I'm sure the diagnosis is correct: the weakref list must be made invisible to gc. That is, simply don't traverse it at all. The crash is exactly what's expected from traversing objects a container doesn't own references to. I agree the

[issue38870] Expose ast.unparse in the ast module

2020-03-02 Thread Pablo Galindo Salgado
Pablo Galindo Salgado added the comment: New changeset 89aa4694fc8c6d190325ef8ed6ce6a6b8efb3e50 by Batuhan Taşkaya in branch 'master': bpo-38870: Add docstring support to ast.unparse (GH-17760) https://github.com/python/cpython/commit/89aa4694fc8c6d190325ef8ed6ce6a6b8efb3e50 --

[issue39674] Keep deprecated features in Python 3.9 to ease migration from Python 2.7, but remove in Python 3.10

2020-03-02 Thread STINNER Victor
STINNER Victor added the comment: Andrew Bartlett of the Samba project asked to revert the removal of the "U" mode: https://bugs.python.org/issue37330#msg362362 We should consider to revert the removal, and only remove the "U" mode in Python 3.10. --

[issue37330] open(): remove 'U' mode, deprecated since Python 3.3

2020-03-02 Thread STINNER Victor
STINNER Victor added the comment: > While we are of course able to patch new versions of Samba, this will make it > harder to bisect back though Samba history. I don't understand the bisect part. Would you mind to elaborate? What do you want to bisect? > It would be really great if this

[issue39694] Incorrect dictionary unpacking when calling str.format

2020-03-02 Thread STINNER Victor
Change by STINNER Victor : -- nosy: -vstinner ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue39737] Speed up list.__eq__ by about 6%

2020-03-02 Thread STINNER Victor
STINNER Victor added the comment: I suggest to use LTO + PGO optimizations when benchmarking Python: https://pyperformance.readthedocs.io/usage.html#how-to-get-stable-benchmarks Benchmarking is hard :-/ -- ___ Python tracker

[issue39674] Keep deprecated features in Python 3.9 to ease migration from Python 2.7, but remove in Python 3.10

2020-03-02 Thread STINNER Victor
Change by STINNER Victor : -- pull_requests: +18103 pull_request: https://github.com/python/cpython/pull/18748 ___ Python tracker ___

[issue39776] Crash in decimal module in heavy-multithreaded scenario

2020-03-02 Thread Stefan Krah
Stefan Krah added the comment: I think the PR fixes the issue but I have to run longer tests still. Threads created by PyGILState_Ensure() could have a duplicate tstate->id, which confused the ContextVar caching machinery. -- ___ Python tracker

[issue39674] Keep deprecated features in Python 3.9 to ease migration from Python 2.7, but remove in Python 3.10

2020-03-02 Thread STINNER Victor
Change by STINNER Victor : -- pull_requests: +18102 pull_request: https://github.com/python/cpython/pull/18747 ___ Python tracker ___

[issue39776] Crash in decimal module in heavy-multithreaded scenario

2020-03-02 Thread Stefan Krah
Change by Stefan Krah : -- keywords: +patch pull_requests: +18101 stage: needs patch -> patch review pull_request: https://github.com/python/cpython/pull/18746 ___ Python tracker

[issue39704] Disable code coverage

2020-03-02 Thread Ammar Askar
Ammar Askar added the comment: Just a quick update, I think this is a codecov bug as per here: https://community.codecov.io/t/prs-are-commented-even-with-comment-off/941 The yaml configuration doesn't show up here: https://codecov.io/gh/python/cpython/settings/yaml While we wait for a

[issue39704] Disable code coverage

2020-03-02 Thread Guido van Rossum
Change by Guido van Rossum : -- nosy: +gvanrossum ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue39704] Disable code coverage

2020-03-02 Thread STINNER Victor
Change by STINNER Victor : -- nosy: +vstinner ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue39828] json.tool should catch BrokenPipeError

2020-03-02 Thread Hakan
Hakan added the comment: I'd like to work on this issue but what should it do when it captures that error. -- nosy: +hakancelik ___ Python tracker ___

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread Pablo Galindo Salgado
Change by Pablo Galindo Salgado : -- assignee: -> pablogsal ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread Pablo Galindo Salgado
Pablo Galindo Salgado added the comment: I concur with Antoine and Tim. The GC already has the machinery to deal with weak references in the correct way (even more after recent bugfixes regarding callbacks). Traversing the weak reference list in incorrect because the object does not "own"

[issue39828] json.tool should catch BrokenPipeError

2020-03-02 Thread Rémi Lapeyre
Change by Rémi Lapeyre : -- nosy: +remi.lapeyre ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue39829] __len__ called twice in the list() constructor

2020-03-02 Thread Pablo Galindo Salgado
Pablo Galindo Salgado added the comment: Why should that be backwards incompatible? The number of times we can `__len__` on the constructor is an implementation detail. The reason is called now twice is because there is an extra check for the preallocation logic, which is detached from the

[issue33234] Improve list() pre-sizing for inputs with known lengths

2020-03-02 Thread Eric Snow
Eric Snow added the comment: Possible backward incompatibility caused by this issue: issue39829 -- nosy: +eric.snow ___ Python tracker ___

[issue39829] __len__ called twice in the list() constructor

2020-03-02 Thread Kim-Adeline Miguel
New submission from Kim-Adeline Miguel : (See #33234) Recently we added Python 3.8 to our CI test matrix, and we noticed a possible backward incompatibility with the list() constructor. We found that __len__ is getting called twice, while before 3.8 it was only called once. Here's an

[issue39828] json.tool should catch BrokenPipeError

2020-03-02 Thread STINNER Victor
New submission from STINNER Victor : The json.tool module doesn't catch BrokenPipeError: --- $ echo "{}" | python3 -m json.tool | true BrokenPipeError: [Errno 32] Broken pipe During handling of the above exception, another exception occurred: Traceback (most recent call

[issue37636] Deprecate slicing and ordering operations on sys.version

2020-03-02 Thread Ruairidh MacLeod
Change by Ruairidh MacLeod : -- nosy: +rkm ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue39826] logging HTTPHandler does not support proxy

2020-03-02 Thread lorb
Change by lorb : -- keywords: +patch pull_requests: +18099 stage: -> patch review pull_request: https://github.com/python/cpython/pull/18745 ___ Python tracker ___

[issue39827] setting a locale that uses comma as decimal separator breaks tkinter.DoubleVar

2020-03-02 Thread Till Korten
New submission from Till Korten : This issue occurs when a locale is set that uses comma as decimal separator (e.g. locale.setlocale(locale.LC_NUMERIC, 'de_DE.utf8')). I have a tkinter.Spinbox with increment=0.1 connected to a tkinter.DoubleVar. When I change the value of the Spinbox using the

[issue39796] warning extension module inited twice in python3.9

2020-03-02 Thread hai shi
hai shi added the comment: copy that, thanks for your explanation, victor. -- ___ Python tracker ___ ___ Python-bugs-list mailing

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread STINNER Victor
Change by STINNER Victor : -- nosy: +vstinner ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue38380] Update SQLite to 3.31.1 in Windows and macOS installer builds

2020-03-02 Thread Erlend Egeberg Aasland
Erlend Egeberg Aasland added the comment: Cool. Should I remove Python-3.* from the Versions label, so it doesn't show up in searches for 3.* issues? -- ___ Python tracker

[issue39826] logging HTTPHandler does not support proxy

2020-03-02 Thread lorb
New submission from lorb : The HTTPHandler does not support using a proxy. It would be necessary to subclass it and reimplement `emit` to enable passing in proxy settings. Adding a hook to make it easy to customize the connection used would solve this. -- components: Library (Lib)

[issue38380] Update SQLite to 3.31.1 in Windows and macOS installer builds

2020-03-02 Thread Steve Dower
Steve Dower added the comment: Leaving open until someone (*cough* Benjamin) confirms whether this has to go into 2.7 or not. -- nosy: +benjamin.peterson stage: patch review -> backport needed ___ Python tracker

[issue38380] Update SQLite to 3.31.1 in Windows and macOS installer builds

2020-03-02 Thread miss-islington
miss-islington added the comment: New changeset 7ca251bd85f1182b9734579975c17fbd0488e2a4 by Miss Islington (bot) in branch '3.7': bpo-38380: Update macOS & Windows builds to SQLite v3.31.1 (GH-18678) https://github.com/python/cpython/commit/7ca251bd85f1182b9734579975c17fbd0488e2a4

[issue38380] Update SQLite to 3.31.1 in Windows and macOS installer builds

2020-03-02 Thread miss-islington
miss-islington added the comment: New changeset 7ad99821d8ae75222c50e69194a39f535bb058f5 by Miss Islington (bot) in branch '3.8': bpo-38380: Update macOS & Windows builds to SQLite v3.31.1 (GH-18678) https://github.com/python/cpython/commit/7ad99821d8ae75222c50e69194a39f535bb058f5

[issue39778] collections.OrderedDict and weakref.ref raises "refcount is too small" assertion

2020-03-02 Thread Antoine Pitrou
Antoine Pitrou added the comment: Yes, I don't think other weakref-supporting objects traverse the weakreflist in their tp_traverse. -- nosy: +pitrou ___ Python tracker ___

[issue39763] distutils.spawn should use subprocess (hang in parallel builds on QNX)

2020-03-02 Thread Elad Lahav
Elad Lahav added the comment: "Attached fork_mt.py example uses exec_fn() function... which is not defined. Is it on purpose?" That was my mistake - a copy/paste of existing code from distutils. Since the example hangs before the script gets to exec_fn() I didn't notice the problem. Just

[issue39796] warning extension module inited twice in python3.9

2020-03-02 Thread STINNER Victor
STINNER Victor added the comment: > if we don't load _warnings module as soon as possible, what possible risks > will be raise? There are different risks: * Worst case: using the _warnings module state before it's initialized may lead to crash. * Best case: some warnings are not emitted.

[issue39796] warning extension module inited twice in python3.9

2020-03-02 Thread STINNER Victor
STINNER Victor added the comment: New changeset 66b7973c1b2e6aa6a2462c6b13971a08cd665af2 by Victor Stinner in branch 'master': bpo-39796: Fix _warnings module initialization (GH-18739) https://github.com/python/cpython/commit/66b7973c1b2e6aa6a2462c6b13971a08cd665af2 --

[issue39763] distutils.spawn should use subprocess (hang in parallel builds on QNX)

2020-03-02 Thread STINNER Victor
STINNER Victor added the comment: Attached fork_mt.py example uses exec_fn() function... which is not defined. Is it on purpose? -- ___ Python tracker ___

[issue39763] distutils.spawn should use subprocess (hang in parallel builds on QNX)

2020-03-02 Thread STINNER Victor
STINNER Victor added the comment: I wrote PR 18743 to reimplement distutils.spawn.spawn() function with the subprocess module. It also changes setup.py to use a basic implementation of the subprocess module if the subprocess module is not available: before required C extension modules are

[issue39763] distutils.spawn should use subprocess (hang in parallel builds on QNX)

2020-03-02 Thread STINNER Victor
Change by STINNER Victor : -- keywords: +patch pull_requests: +18098 stage: -> patch review pull_request: https://github.com/python/cpython/pull/18743 ___ Python tracker ___

[issue39825] EXT_SUFFIX inconsistent between sysconfig and distutils.sysconfig (Windows)

2020-03-02 Thread Antoine Pitrou
New submission from Antoine Pitrou : On Windows, Python 3.7.6 and 3.8.1: ``` >>> import sysconfig >>> sysconfig.get_config_var('EXT_SUFFIX') '.pyd' >>> from distutils import sysconfig >>> sysconfig.get_config_var('EXT_SUFFIX') '.cp38-win_amd64.pyd' ``` The sysconfig answer is probably wrong

[issue38913] Py_BuildValue("(s#O)", ...) segfaults if entered with exception raised

2020-03-02 Thread STINNER Victor
Change by STINNER Victor : -- resolution: fixed -> ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue39764] PyAsyncGenObject causes task.get_stack() raising AttributeError

2020-03-02 Thread Andrew Svetlov
Change by Andrew Svetlov : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue39764] PyAsyncGenObject causes task.get_stack() raising AttributeError

2020-03-02 Thread miss-islington
miss-islington added the comment: New changeset 43932dc1eaf36d75b2ee0420d8be747001315c26 by Miss Islington (bot) in branch '3.8': bpo-39764: Make Task.get_stack accept ag_frame (GH-18669) https://github.com/python/cpython/commit/43932dc1eaf36d75b2ee0420d8be747001315c26 --

[issue38913] Py_BuildValue("(s#O)", ...) segfaults if entered with exception raised

2020-03-02 Thread Serhiy Storchaka
Change by Serhiy Storchaka : -- status: closed -> open ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

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