[issue42699] Use `.join(k for k in g)` instead of `.join([k for k in g])`

Samuel Marks added the comment: @eric.smith No benchmarks offhand, but I'd expect it to be a very minor improvement (if detectable). If this gets accepted I'll probably do a bunch of little changes like this, to improve things, e.g., replace '%' with '.format' (or f-strings, whatever you

[issue42700] xml.parsers.expat.errors description of codes/messages is flipped

Change by Michael Wayne Goodman : -- keywords: +patch pull_requests: +22738 stage: -> patch review pull_request: https://github.com/python/cpython/pull/23876 ___ Python tracker

[issue42699] Use `.join(k for k in g)` instead of `.join([k for k in g])`

Josh Rosenberg added the comment: This is a pessimization given the current implementation of str.join; it calls PySequence_Fast as the very first step, which is effectively free for a tuple or list input (just reference count manipulation), but must convert a generator expression to a list

[issue42699] Use `.join(k for k in g)` instead of `.join([k for k in g])`

Raymond Hettinger added the comment: Sorry Samuel, but this would be a performance degradation. The reason is that the algorithm of str.join makes two passes over the input, so it runs faster when the input is already a list; otherwise, it would have to do the additional work of creating a

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Brandt Bucher added the comment: On my phone right now, but this looks a tad suspicious: https://github.com/pganssle/zoneinfo/blob/07ec80ad5dc7e7e4b4f861ddbb61a9b71e9f27c7/lib/zoneinfo_module.c#L596-L600 -- ___ Python tracker

[issue42698] Deadlock in pysqlite_connection_dealloc()

hydroflask added the comment: This is also a problem in pysqlite_connection_close() as currently implemented. -- ___ Python tracker ___

[issue42698] Deadlock in pysqlite_connection_dealloc()

hydroflask added the comment: Nevermind it seems that it's legal to call Py_BEGIN_ALLOW_THREADS in tp_dealloc. The fix is then to allow threads around sqlite3_close(). -- ___ Python tracker

[issue42691] macOS 11.1 + Homebrew 2.6.2 + Python 3.9.1 = "IDLE" crash

Пётр Сиренко added the comment: petr@air-anastasia ~ % python3 -c "import tkinter; tkinter.Tk()" macOS 11 or later required ! zsh: abort python3 -c "import tkinter; tkinter.Tk()" >>> tkinter.TclVersion 8.5 >>> tkinter.TkVersion 8.5 petr@air-anastasia ~ % brew install tcl-tk Updating

[issue42698] Deadlock in pysqlite_connection_dealloc()

New submission from hydroflask : pysqlite_connection_dealloc() calls sqlite3_close{,_v2}(). This can cause a deadlock if sqlite3_close() tries to acquire a lock that another thread holds, due to a deadlock between the GIL and an internal sqlite3 lock. This is especially common with

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Pablo Galindo Salgado added the comment: The version in 3.9 is also different but also uses _PyLong_One: https://github.com/python/cpython/blob/3.9/Modules/_zoneinfo.c#L571-L590 Although that is passed directly to PyDict_SetItemString so the refcount should be correct. --

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Pablo Galindo Salgado added the comment: I am quite sure that is the problem. I opened https://github.com/pganssle/zoneinfo/pull/97 to correct this in the backport. The standard library versions are ok. Brandt, if you agree that this is indeed the problem, let's close this as "not a bug".

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Brandt Bucher added the comment: Almost certain. The number one is offset 192 bytes in small_ints on 3.8, which matches both of your backtraces: >>> id(1) - id(-5) >>>

[issue42698] Deadlock in pysqlite_connection_dealloc()

Change by hydroflask : -- components: +Extension Modules ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue42699] Use `.join(k for k in g)` instead of `.join([k for k in g])`

New submission from Samuel Marks : This is an extremely minor improvement. Rather than create a `list`—using a comprehension—then have it consumed by `.join`, one can skip the list construction entirely. (I remember this working from at least Python 2.7… probably earlier also) --

[issue42696] Duplicated unused bytecodes at end of function

Change by Raymond Hettinger : -- nosy: +rhettinger ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue42480] Python Tkinter crashes on macOS 11.1 beta

Ned Deily added the comment: @fxcoudert: If you are trying to link with the Apple-provided system Tcl and Tk frameworks, don't. They have been seriously broken since macOS 10.7 and stuck at Tk 8.5.9. The only visible Apple action has been to deprecate them. Any Python on macOS that claims

[issue42691] macOS 11.1 + Homebrew 2.6.2 + Python 3.9.1 = "IDLE" crash

Ned Deily added the comment: This is the same sort of crash of a Homebrew Python as reported in Issue42480 and the root cause is the same: the Homebrew recipe is allowing building and linking with the known faulty and deprecated Apple-provided system Tcl and Tk 8.5.9 frameworks. It needs to

[issue42699] Use `.join(k for k in g)` instead of `.join([k for k in g])`

Steven D'Aprano added the comment: By the way, it is almost always wrong to write "k for k in iterable" when you can just write "iterable" or "list(iterable)". Here are some micro-benchmarks: [steve ~]$ python3.9 -m timeit -s "from string import ascii_letters" "''.join(k for k in

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Change by Pablo Galindo Salgado : -- nosy: +p-ganssle ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Pablo Galindo Salgado added the comment: Oh, wait. This looks incorrect: https://github.com/pganssle/zoneinfo/blob/07ec80ad5dc7e7e4b4f861ddbb61a9b71e9f27c7/lib/zoneinfo_module.c#L619-L621 That #ifndef ATLEAST_37 should be #ifdef ATLEAST_37 --

[issue42699] Use `.join(k for k in g)` instead of `.join([k for k in g])`

Ken Jin added the comment: Sorry for intruding, but I thought I'd offer some rudimentary, non-scientific benchmarks for this: [MSC v.1928 32 bit (Intel)] on win32 # a debug build of python, no compiler optimizations import timeit # gen comp timeit.timeit("''.join(str(_) for _ in

[issue42698] Deadlock in pysqlite_connection_dealloc()

hydroflask added the comment: Another comment: if calling sqlite3_close() outside of GIL, then the associated SQL function destructors must take the GIL before calling Py_DECREF -- ___ Python tracker

[issue42699] Use `.join(k for k in g)` instead of `.join([k for k in g])`

Eric V. Smith added the comment: Do you have any benchmarks to show this is an actual improvement? Often times it is not. -- nosy: +eric.smith ___ Python tracker ___

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Pablo Galindo Salgado added the comment: Indeed. The module in the std lib is actually different: https://github.com/python/cpython/blob/master/Modules/_zoneinfo.c#L570-L589 and uses _PyLong_GetOne() instead of _PyLong_One -- ___ Python tracker

[issue42700] xml.parsers.expat.errors description of codes/messages is flipped

New submission from Michael Wayne Goodman : The documentation for xml.parsers.expat.errors.codes says: A dictionary mapping numeric error codes to their string descriptions. But this is backwards. It should say it maps the string descriptions to the error codes. Likewise, the docs for

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Change by Pablo Galindo Salgado : -- assignee: -> pablogsal priority: release blocker -> resolution: -> not a bug stage: -> resolved status: open -> closed ___ Python tracker

[issue15872] shutil.rmtree(..., ignore_errors=True) doesn't ignore all errors

miss-islington added the comment: New changeset 37a6d5f8027f969418fe53d0a73a21003a8e370d by Daniel Hahler in branch 'master': [WIP/RFC] bpo-15872: tests: remove oddity from test_rmtree_errors (GH-22967) https://github.com/python/cpython/commit/37a6d5f8027f969418fe53d0a73a21003a8e370d

[issue42690] Aiohttp fails when using intel ax200 wireless card

Change by JasperTecHK : -- type: -> behavior ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue42690] Aiohttp fails when using intel ax200 wireless card

[issue42529] CPython DLL initialization routine failed from PYC cache file

Steve Dower added the comment: I doubt there's anything more we can do about Windows swallowing an access violation and turning it into a generic error. There's a very low chance you'd have found any notes about it in the docs, so this bug will probably stand as the best available reference

[issue42525] Optimize class/module level annotation

Change by Serhiy Storchaka : -- resolution: -> rejected stage: -> resolved status: open -> closed ___ Python tracker ___ ___

[issue22228] Adapt bash readline operate-and-get-next function

Lele Gaifax added the comment: Hey, recompiling current master against readline 8.1 gives an interpreter where this is already working: rl_operate_and_get_next() is bound to Control-o in the standard emacs keymap!

[issue42689] Installation

Steve Dower added the comment: It sounds like you need administrative permissions on your device. Can I suggest searching the Microsoft Store for Python 3.9 and getting it that way? That installer shouldn't have this issue. -- ___ Python tracker

[issue42655] Fix subprocess extra_groups gid conversion

Jakub Kulik added the comment: I checked and indeed there seems to be no reason as for why should we use `void *` rather than `gid_t *` and `uid_t *`. I changed that in the attached PR. -- ___ Python tracker

[issue42688] ctypes memory error on Apple Silicon with external libffi

Change by Ronald Oussoren : -- components: +macOS nosy: +ned.deily, ronaldoussoren ___ Python tracker ___ ___ Python-bugs-list

[issue42688] ctypes memory error on Apple Silicon with external libffi

Ronald Oussoren added the comment: Could you please sign the CLA? (See the PR for details on that) The PR looks sane. Out of interest: why do you use an external version of libffi? AFAIK the system copy of libffi contains some magic sauce to work nicer with signed binaries. --

[issue42525] Optimize class/module level annotation

Yurii Karabas <1998uri...@gmail.com> added the comment: After several attempts to optimize class/module annotations, I didn't find a solution that won't break existing code and can cover all existing edge cases. The root cause was mentioned by Inada, the problem that `__annotations__` is

[issue35943] PyImport_GetModule() can return partially-initialized module

Big Stone added the comment: Is this bug causing the Dask-Jupyterlab failure ? https://github.com/dask/distributed/issues/4168 -- nosy: +Big Stone ___ Python tracker ___

[issue24792] zipimporter masks import errors

Change by Irit Katriel : -- stage: patch review -> resolved status: open -> closed ___ Python tracker ___ ___ Python-bugs-list

[issue42572] Better path handling with argparse

Raymond Hettinger added the comment: New changeset b0398a4b7fb5743f6dbb72ac6b2926e0a0c11498 by Raymond Hettinger in branch 'master': bpo-42572: Improve argparse docs for the type parameter. (GH-23849) https://github.com/python/cpython/commit/b0398a4b7fb5743f6dbb72ac6b2926e0a0c11498

[issue42572] Better path handling with argparse

Change by miss-islington : -- nosy: +miss-islington nosy_count: 5.0 -> 6.0 pull_requests: +22731 pull_request: https://github.com/python/cpython/pull/23869 ___ Python tracker

[issue42689] Installation

Change by Josh Rosenberg : -- resolution: -> not a bug stage: -> resolved status: open -> closed ___ Python tracker ___ ___

[issue42529] CPython DLL initialization routine failed from PYC cache file

Karl Nelson added the comment: Okay, well at least now googling Python + "A dynamic link library (DLL) initialization routine failed." give something which could point a user may be able to identify the issue. It wasn't obvious to me that imports did not hold the GIL, but it is clear in

[issue42650] Can people use dest=argparse.SUPPRESS in custom Action classes?

Change by hai shi : -- nosy: +paul.j3, rhettinger ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue24792] zipimporter masks import errors

Change by Irit Katriel : -- resolution: -> fixed versions: -Python 3.8, Python 3.9 ___ Python tracker ___ ___ Python-bugs-list

[issue42669] "except" documentation still suggests nested tuples are allowed

Change by miss-islington : -- pull_requests: +22733 pull_request: https://github.com/python/cpython/pull/23871 ___ Python tracker ___

[issue42669] "except" documentation still suggests nested tuples are allowed

Change by miss-islington : -- pull_requests: +22732 pull_request: https://github.com/python/cpython/pull/23870 ___ Python tracker ___

[issue42669] "except" documentation still suggests nested tuples are allowed

miss-islington added the comment: New changeset c95f8bc2700b42f4568886505a819816c9b0ba28 by Colin Watson in branch 'master': bpo-42669: Document that `except` rejects nested tuples (GH-23822) https://github.com/python/cpython/commit/c95f8bc2700b42f4568886505a819816c9b0ba28 -- nosy:

[issue42693] "if 0:" lines are traced; they didn't use to be

New submission from Ned Batchelder : (Using CPython commit c95f8bc270.) This program has an "if 0:" line that becomes a NOP bytecode. It didn't used to in Python 3.9 print(1) if 0: # line 2 print(3) print(4) Using a simple trace program

[issue42694] Failed test_new_curses_panel in test_curses

New submission from Serhiy Storchaka : == FAIL: test_new_curses_panel (test.test_curses.TestCurses) -- Traceback (most recent call last): File

[issue1635741] Py_Finalize() doesn't clear all Python objects at exit

Serhiy Storchaka added the comment: These changes introduced a regression in test_curses (see issue42694). And I afraid then introduced regressions in other modules for which there were not purposed tests. -- ___ Python tracker

[issue42693] "if 0:" lines are traced; they didn't use to be

Serhiy Storchaka added the comment: All NOP bytecodes should be removed. If any is left it is a regression. -- nosy: +serhiy.storchaka ___ Python tracker ___

[issue42691] macOS 11.1 + Homebrew 2.6.2 + python 3.9.1 = idle crash

New submission from Пётр Сиренко : Process: Python [3355] Path: /usr/local/Cellar/python@3.9/3.9.1_1/IDLE 3.app/Contents/MacOS/Python Identifier:org.python.IDLE Version: 3.9.1 (3.9.1) Code Type: X86-64 (Native) Parent Process:

[issue42669] "except" documentation still suggests nested tuples are allowed

Eric V. Smith added the comment: New changeset 409ce4a09e4f96ca9b251c19f5819205aae9ae34 by Miss Islington (bot) in branch '3.9': bpo-42669: Document that `except` rejects nested tuples (GH-23822) (GH-23870) https://github.com/python/cpython/commit/409ce4a09e4f96ca9b251c19f5819205aae9ae34

[issue42669] "except" documentation still suggests nested tuples are allowed

Eric V. Smith added the comment: New changeset 81f706d2db0f57c4fdd747df6e0a4cffcbc54704 by Miss Islington (bot) in branch '3.8': bpo-42669: Document that `except` rejects nested tuples (GH-23822) (GH-23871) https://github.com/python/cpython/commit/81f706d2db0f57c4fdd747df6e0a4cffcbc54704

[issue42669] "except" documentation still suggests nested tuples are allowed

Change by Eric V. Smith : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue42695] tkinter keysym_num value is incorrect

New submission from Justin : Hi there. On my MacOS 10.14.16 laptop with a qwerty keyboard I was testing tkinter keyboard listening for an azerty keyboard layout by switching the layout to `French - PC` When I press qwerty keys Shift + \ I expect to see 'μ' printed. When looking at the tkinter

[issue42693] "if 0:" lines are traced; they didn't use to be

Raymond Hettinger added the comment: Confirmed. There is bogus NOP in the code. === Python 3.10.0a3+ (heads/master:17ef4319a3, Dec 18 2020, 09:35:26) [Clang 12.0.0 (clang-1200.0.32.28)] on darwin Type "help", "copyright",

[issue42696] Duplicated unused bytecodes at end of function

New submission from Ned Batchelder : (Using CPython commit c95f8bc270.) This program has extra bytecodes: def f(): for i in range(10): break return 17 The dis output is: 1 0 LOAD_CONST 0 () 2 LOAD_CONST

[issue42695] tkinter keysym_num value is incorrect

Serhiy Storchaka added the comment: Tkinter is just a wrapper around Tcl/Tk. Please report a bug in Tk on the corresponding bug tracker. https://wiki.tcl-lang.org/page/How+do+I+report+a+bug+in+Tcl%2C+Tk%2C+... -- nosy: +serhiy.storchaka resolution: -> third party stage: ->

[issue42681] mistake in curses documentation

Change by Serhiy Storchaka : -- keywords: +patch pull_requests: +22736 stage: -> patch review pull_request: https://github.com/python/cpython/pull/23874 ___ Python tracker

[issue42680] unicode identifiers not accessible or assignable through globals()

Eric V. Smith added the comment: I think documenting this with globals() and locals() is a good idea. That's the place this is most likely to trip someone up. -- nosy: +eric.smith ___ Python tracker

[issue42695] tkinter keysym_num value is incorrect

Justin added the comment: TK bug ticket has been created at https://core.tcl-lang.org/tk/tktview/ffe6925b916caac02acae53f745e95dd1c557019 -- ___ Python tracker ___

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

New submission from Michał Górny : I'm still investigating the problem and I will include more information shortly. However, I'm filing the bug early, as I'd like to prevent this regression from hitting 3.8.7 release. When running backports-zoneinfo-0.2.1 test suite using cpython 3.8.7rc1,

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Change by Arfrever Frehtes Taifersar Arahesis : -- nosy: +lukasz.langa ___ Python tracker ___ ___ Python-bugs-list mailing list

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Michał Górny added the comment: aeb66c1abbf4ec214e2e80eb972546996d1a1571 is the first bad commit commit aeb66c1abbf4ec214e2e80eb972546996d1a1571 Author: Miss Skeleton (bot) <31488909+miss-isling...@users.noreply.github.com> Date: Thu Oct 15 08:51:48 2020 -0700 bpo-41984: GC track all

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Michał Górny added the comment: A more complete backtrace: #0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:49 #1 0x7fa633b20536 in __GI_abort () at abort.c:79 #2 0x7fa633b79bf7 in __libc_message (action=action@entry=do_abort, fmt=fmt@entry=0x7fa633c8c3b5

[issue42640] tkinter throws exception when key is pressed

Justin added the comment: Thank you very much. I understand and just wanted to let you know. In brew I opened up this ticket(https://github.com/Homebrew/homebrew-core/issues/67327) with that team. -- ___ Python tracker

[issue3722] print followed by exception eats print with doctest

Change by Chris Withers : -- keywords: -easy ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue3722] print followed by exception eats print with doctest

Chris Withers added the comment: @iritkatriel - if Tim thinks this is hard, it probably is hard ;-) -- ___ Python tracker ___ ___

[issue25478] Consider adding a normalize() method to collections.Counter()

Raymond Hettinger added the comment: Here's what I propose to add: def total(self): return sum(self.values()) def scaled_by(self, factor): return Counter({elem : count * factor for elem, count in self.items()}) def scaled_to(self, target_total=1.0): ratio

[issue42688] ctypes memory error on Apple Silicon with external libffi

Eli Rykoff added the comment: Thanks for your quick feedback! I signed the CLA after submitting the PR, but I think it takes a bit of time to percolate through the system. As for the "why", until 3.9.1 conda-forge had been successfully using an external ffi (with 3.9.0 + osx-arm64 patches)

[issue42634] Incorrect line number in bytecode for try-except-finally

Ned Batchelder added the comment: (Rather: line 8 isn't executed, and so should not be traced.) -- ___ Python tracker ___ ___

[issue25478] Consider adding a normalize() method to collections.Counter()

Allen Downey added the comment: This API would work well for my use cases. And looking back at previous comments in this thread, I think this proposal avoids the most objectionable pitfalls. -- nosy: +AllenDowney ___ Python tracker

[issue42691] macOS 11.1 + Homebrew 2.6.2 + Python 3.9.1 = "IDLE" crash

Change by Пётр Сиренко : -- title: macOS 11.1 + Homebrew 2.6.2 + python 3.9.1 = idle crash -> macOS 11.1 + Homebrew 2.6.2 + Python 3.9.1 = "IDLE" crash ___ Python tracker ___

[issue42692] Build fails on macOS when compiler doesn't define __has_builtin

New submission from Joshua Root : The line in posixmodule.c that checks for __builtin_available is rejected by compilers that don't have __has_builtin. The second check needs to be in a nested #if. -- components: Build, macOS messages: 383437 nosy: jmr, ned.deily, ronaldoussoren

[issue42589] doc: Wrong "from" keyword link in Exceptions doc

Change by Stéphane Blondon : -- keywords: +patch nosy: +sblondon nosy_count: 2.0 -> 3.0 pull_requests: +22734 stage: -> patch review pull_request: https://github.com/python/cpython/pull/23872 ___ Python tracker

[issue42692] Build fails on macOS when compiler doesn't define __has_builtin

Change by Joshua Root : -- keywords: +patch pull_requests: +22735 stage: -> patch review pull_request: https://github.com/python/cpython/pull/23873 ___ Python tracker ___

[issue42640] tkinter throws exception when key is pressed

Justin added the comment: FYI, I just brew installed python and with: ``` Python 3.9.1 (default, Dec 17 2020, 03:56:09) [Clang 11.0.0 (clang-1100.0.33.17)] on darwin ``` This issue still happens -- ___ Python tracker

[issue42572] Better path handling with argparse

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

[issue42640] tkinter throws exception when key is pressed

Ned Deily added the comment: As explained above, this crash will happen with any Python that links to the deprecated Apple-supplied system Tk framework in macOS versions from macOS 10.7 to 11 Big Sur. If you want to use tkinter, you need to use a Python that links to a newer version of Tk.

[issue42572] Better path handling with argparse

Raymond Hettinger added the comment: New changeset 40b4c405f98f2d35835ef5d183f0327c0c55da6f by Miss Islington (bot) in branch '3.9': bpo-42572: Improve argparse docs for the type parameter. (GH-23849) (GH-23869)

[issue31861] add aiter() and anext() functions

Batuhan Taskaya added the comment: I don't have anything to add to this beside the name choice is safe and won't clash with anything (but honestly I would prefer it to be discussed on the ML before implementing something after 3 years). I checked a limited dataset to search for aiter and

[issue42650] Can people use dest=argparse.SUPPRESS in custom Action classes?

paul j3 added the comment: I'd have to study the code (and docs), but I'm not sure setting the `dest` to 'SUPPRESS' does anything meaningful. default=argparse.SUPPRESS is useful, keeping the default out of the namespace. That argument appears only if the user has used the option. But

[issue39158] ast.literal_eval() doesn't support empty sets

Change by Raymond Hettinger : -- resolution: -> fixed stage: needs patch -> resolved status: open -> closed ___ Python tracker ___

[issue18163] Add a 'key' attribute to KeyError

Stéphane Blondon added the comment: Orian: your patch formats the error message but the original suggested solution is to store the missing key in a new attribute. I don't know if you go in the good direction. Adding an attribute is also suggested by issue #614557. -- nosy:

[issue42634] Incorrect line number in bytecode for try-except-finally

Ned Batchelder added the comment: I checked on this with CPython commit c95f8bc270. The code above is fixed, but this code has a similar problem: a, b, c = 1, 1, 1 try: try: a = 4/0 # ZeroDivisionError except ValueError: b = 6 except IndexError: a

[issue42691] macOS 11.1 + Homebrew 2.6.2 + Python 3.9.1 = "IDLE" crash

Terry J. Reedy added the comment: This is a 'ancient, buggy tcl/tk 8.5.9 on OS11' issue, not an IDLE issue. Only 8.6.10 has a chance with OS11, and even that is a bit flakey. But I have no issues so far running 3.9.1 and IDLE with the Universal2 OS11 build from python.org on Mohave. What

[issue31904] Python should support VxWorks RTOS

STINNER Victor added the comment: New changeset ab74c014ae514fde7487542ec96ef45235aa86b0 by pxinwr in branch 'master': bpo-31904: Fix site and sysconfig modules for VxWorks RTOS (GH-21821) https://github.com/python/cpython/commit/ab74c014ae514fde7487542ec96ef45235aa86b0 --

[issue16535] json encoder unable to handle decimal

Change by mike bayer : -- nosy: +zzzeek ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue42584] Upgrade macOS and Windows installers to use SQLite 3.34.0

Erlend Egeberg Aasland added the comment: See attached proof-of-concept CI check. This GitHub Workflow extracts the SQLite version information, downloads the amalgamation source code, and does a simple `cmp` on each file. Example run:

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Change by Arfrever Frehtes Taifersar Arahesis : -- nosy: +brandtbucher, nascheme, pablogsal, tim.peters ___ Python tracker ___ ___

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Pablo Galindo Salgado added the comment: Raising this to a release blocker -- priority: normal -> release blocker versions: +Python 3.10, Python 3.9 ___ Python tracker ___

[issue42697] 3.8.7rc1 regression: 'free(): invalid pointer' after running backports-zoneinfo test suite

Pablo Galindo Salgado added the comment: The symptom is that we are now trying to free something in the small integer cache that we shouldn't. Running this under the address sanitizer shows a bit more of the problem: ==190303==ERROR: AddressSanitizer: attempting free on address which was