[issue40059] Provide a toml module in the standard library

Change by Matej Cepl : -- nosy: +mcepl ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue42803] Traced line number is wrong for "if not __debug__"

Ned Batchelder added the comment: This might be the same problem as #42810. -- ___ Python tracker ___ ___ Python-bugs-list mailing

[issue42257] platform.libc_ver() doesn't consider in case of executable is empty string

Marc-Andre Lemburg added the comment: Note: I did not request a backport, since this really is a new feature. -- ___ Python tracker ___

[issue42195] Inconsistent __args__ between typing.Callable and collections.abc.Callable

miss-islington added the comment: New changeset 49cd68fb1ed4cbaf109308c0a7c8c1efcf6f3775 by Ken Jin in branch 'master': bpo-42195: Disallow isinstance/issubclass for subclasses of genericaliases in Union (GH-24059)

[issue42806] Incorrect offsets in new parser for f-string substitutions

Anthony Sottile added the comment: by the way, here's a much smaller case which has a similar problem ``` x = ( f" {test(t)}" ) ``` -- ___ Python tracker ___

[issue40077] Convert static types to heap types: use PyType_FromSpec()

Petr Viktorin added the comment: New changeset 75bf107c62fbdc00af51ee4f6ab69df4bd201104 by Erlend Egeberg Aasland in branch 'master': bpo-40077: Convert arraymodule to use heap types and establish module state (GH-23124)

[issue4643] cgitb.html fails if getattr call raises exception

karl added the comment: > The getattr call here has a default value, so it should not raise > AttributeError. It should also not raise any other exception because a valid > implementation of __getattr__ should raise only AttributeError: but probably the intent of the patch here is to

Re: Control stript which is runing in background.

On 3/01/21 12:30 am, Alan Bawden wrote: So as long as the OP's commands are no longer than 512 bytes, and as long as they are careful to send commands in a single call to write(), Also note that's one write() system call, which may or may not correspond to one Python write() call. -- Greg --

[issue42810] Nested if/else gets phantom else trace (3.10)

Ned Batchelder added the comment: This might be the same problem as #42803. -- ___ Python tracker ___ ___ Python-bugs-list mailing

[issue41798] [C API] Revisit usage of the PyCapsule C API with multi-phase initialization API

Change by hai shi : -- keywords: +patch pull_requests: +22895 stage: -> patch review pull_request: https://github.com/python/cpython/pull/24061 ___ Python tracker ___

[issue42257] platform.libc_ver() doesn't consider in case of executable is empty string

Marc-Andre Lemburg added the comment: https://github.com/python/cpython/pull/23140 merged. Thanks for the patch, Kurochan. -- stage: patch review -> resolved status: open -> closed ___ Python tracker

Kalman Filter for predicting randomized chaos in jupyter labs

As a start to this forum Ive included this wonderful peice of Vanilla code - [b]The Kalman Filter[/b] I downloaded from github this wonderfully elegant Kalman filter : [url]https://github.com/hbcbh1999/kalman-filter[/url] Its a really nice and simple implementation using the equations you can

[issue42810] Nested if/else gets phantom else trace (3.10)

New submission from Ned Batchelder : (Using CPython commit 6b1ac809b9) This program never executes line 6, but tracing it claims that it does: a = b = x = y = z = 1 if a == 1: if b == 1: x = 4 else: y = 6 else: z = 8 assert (a,

[issue42557] Make asyncio.__main__ reusable, also adding a preamble feature.

Change by Berry Schoenmakers : -- keywords: +patch pull_requests: +22889 stage: -> patch review pull_request: https://github.com/python/cpython/pull/24055 ___ Python tracker

[issue42425] Possible leak in initialization of errmap for OSError

Serhiy Storchaka added the comment: New changeset 7695d832565914efcedcc885feb129f5102aec90 by Serhiy Storchaka in branch '3.9': [3.9] bpo-42425: Fix possible leak in initialization of errmap for OSError (GH-23446). (GH-24057)

[issue42808] Add PyType_Type.tp_vectorcall for type(obj) performance

Change by Dong-hee Na : -- nosy: +serhiy.storchaka ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue42809] Improve pickle tests for recursive data

New submission from Serhiy Storchaka : The proposed PR extends tests for pickling recursive structures. The code is now more generic and covers more corner cases (found during work on issue36694). -- components: Tests messages: 384220 nosy: alexandre.vassalotti, serhiy.storchaka

[issue42809] Improve pickle tests for recursive data

Change by Serhiy Storchaka : -- versions: +Python 3.8, Python 3.9 ___ Python tracker ___ ___ Python-bugs-list mailing list

Re: Control stript which is runing in background.

PS: difference starts after 64K block -- https://mail.python.org/mailman/listinfo/python-list

Re: Control stript which is runing in background.

jak writes: Il 02/01/2021 01:07, Alan Bawden ha scritto: > jak writes: > > Il 01/01/2021 06:23, Alan Bawden ha scritto: > > jak writes: > > > > Running the command: > > > > $ cat bible.txt > cmdpipe & cat bible.txt > cmdpipe & cat

Re: Control stript which is runing in background.

Il 02/01/2021 01:07, Alan Bawden ha scritto: jak writes: Il 01/01/2021 06:23, Alan Bawden ha scritto: > jak writes: > > Running the command: > > $ cat bible.txt > cmdpipe & cat bible.txt > cmdpipe & cat bible.txt > cmdpipe > > the three texts do

[issue42809] Improve pickle tests for recursive data

Change by Serhiy Storchaka : -- keywords: +patch pull_requests: +22894 stage: -> patch review pull_request: https://github.com/python/cpython/pull/24060 ___ Python tracker

[issue42425] Possible leak in initialization of errmap for OSError

Change by Serhiy Storchaka : -- pull_requests: +22891 pull_request: https://github.com/python/cpython/pull/24057 ___ Python tracker ___

[issue42808] Add PyType_Type.tp_vectorcall for type(obj) performance

Change by Dennis Sweeney : -- keywords: +patch pull_requests: +22892 stage: -> patch review pull_request: https://github.com/python/cpython/pull/24058 ___ Python tracker ___

[issue42195] Inconsistent __args__ between typing.Callable and collections.abc.Callable

Change by Ken Jin : -- pull_requests: +22893 pull_request: https://github.com/python/cpython/pull/24059 ___ Python tracker ___ ___

Re: Control stript which is runing in background.

Il 02/01/2021 01:07, Alan Bawden ha scritto: jak writes: Il 01/01/2021 06:23, Alan Bawden ha scritto: > jak writes: > > Running the command: > > $ cat bible.txt > cmdpipe & cat bible.txt > cmdpipe & cat bible.txt > cmdpipe > > the three texts do

[issue41559] Add support for PEP 612 (Parameter Specification Variables) to typing.py

Change by Ken Jin : -- pull_requests: +22890 pull_request: https://github.com/python/cpython/pull/24056 ___ Python tracker ___ ___

[issue42808] Add PyType_Type.tp_vectorcall for type(obj) performance

New submission from Dennis Sweeney : # common case .\python.bat -m pyperf timeit "type(17)" Master: 49.9 ns +- 1.8 ns ---> PR: 33.3 ns +- 1.4 ns # uncommon case .\python.bat -m pyperf timeit "type('A', (object, ), {})" Master: 5.14 us +- 0.04 us ---> PR: 5.43 us +- 0.06 us --

[issue42425] Possible leak in initialization of errmap for OSError

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

[issue42789] Do not skip test_curses on non-tty

STINNER Victor added the comment: s390x RHEL8 3.x: https://buildbot.python.org/all/#/builders/509/builds/601 Tests run with TERM=xterm-256color. == ERROR: test_colors_funcs (test.test_curses.TestCurses)

[issue40636] Provide a strict form of zip (PEP-618) requiring same length inputs

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

[issue42803] Traced line number is wrong for "if not __debug__"

Ned Batchelder added the comment: I think I am finding more examples of the same problem, so I will just add it here: x = "hello" try: 3/0 except ZeroDivisionError: if x == 'raise': raise ValueError() # line 6 f = 7 This shows a trace for line

[issue42772] randrange() mishandles step when stop is None

Raymond Hettinger added the comment: New changeset 768fa145cfec2a0599802b74fc31d2bc2812ed96 by Raymond Hettinger in branch 'master': bpo-42772: Step argument ignored when stop is None. (GH-24018) https://github.com/python/cpython/commit/768fa145cfec2a0599802b74fc31d2bc2812ed96 --

[issue40077] Convert static types to heap types: use PyType_FromSpec()

Erlend Egeberg Aasland added the comment: Should Modules/_testcapimodule.c stay untouched? -- ___ Python tracker ___ ___

[issue4643] cgitb.html fails if getattr call raises exception

Irit Katriel added the comment: I agree that this can be closed as duplicate. Thanks, Karl, for the research. -- resolution: -> duplicate stage: patch review -> resolved status: open -> closed superseder: -> cgitb failures ___ Python tracker

Re: Plotting in python for Monte Carlo Method

On 1/2/21 12:17 AM, Meghna Karkera wrote: > Dear Respected Sir > > May I request you to help me plot the number of histories versus standard > deviation along with mean for integral of 2x dx from 0 to 5 abtained using > the Monte Carlo python program. > > I've calculated the integral of 2x dx

[issue42809] Improve pickle tests for recursive data

Serhiy Storchaka added the comment: New changeset a25011be8c6f62cb903befe6295d57f0bd30 by Serhiy Storchaka in branch 'master': bpo-42809: Improve pickle tests for recursive data. (GH-24060) https://github.com/python/cpython/commit/a25011be8c6f62cb903befe6295d57f0bd30 --

[issue42809] Improve pickle tests for recursive data

miss-islington added the comment: New changeset 39a7578186d2f5eaa112a5854c46f84eae401522 by Miss Islington (bot) in branch '3.9': bpo-42809: Improve pickle tests for recursive data. (GH-24060) https://github.com/python/cpython/commit/39a7578186d2f5eaa112a5854c46f84eae401522 --

[issue42811] Update docs for importlib.util.resolve_name() to use __spec__ instead of __package__

New submission from Brett Cannon : Since importlib now prefers `__spec__` over `__package__`, https://docs.python.org/3/library/importlib.html#importlib.util.resolve_name should be updated to use `__spec__.parent` instead in the. example. -- assignee: brett.cannon components:

[issue40059] Provide a toml module in the standard library

Change by Brett Cannon : -- versions: -Python 3.10, Python 3.9 ___ Python tracker ___ ___ Python-bugs-list mailing list

[issue42789] Do not skip test_curses on non-tty

Serhiy Storchaka added the comment: New changeset 607501abb488fb37e33cf9d35260ab7baefa192f by Serhiy Storchaka in branch 'master': bpo-42789: Don't skip curses tests on non-tty. (GH-24009) https://github.com/python/cpython/commit/607501abb488fb37e33cf9d35260ab7baefa192f --

[issue42772] randrange() mishandles step when stop is None

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

[issue42789] Do not skip test_curses on non-tty

STINNER Victor added the comment: Buildbot failure: ARM Raspbian 3.x: https://buildbot.python.org/all/#/builders/424/builds/658 Tests are run with env var TERM=screen.xterm-256color. == ERROR: test_colors_funcs

[issue42809] Improve pickle tests for recursive data

Change by miss-islington : -- nosy: +miss-islington nosy_count: 2.0 -> 3.0 pull_requests: +22896 pull_request: https://github.com/python/cpython/pull/24062 ___ Python tracker

[issue42809] Improve pickle tests for recursive data

Change by miss-islington : -- pull_requests: +22897 pull_request: https://github.com/python/cpython/pull/24063 ___ Python tracker ___

[issue42809] Improve pickle tests for recursive data

miss-islington added the comment: New changeset 2e8b1c9e9b2d2e011bf35f77cd611843bac7f3dd by Miss Islington (bot) in branch '3.8': bpo-42809: Improve pickle tests for recursive data. (GH-24060) https://github.com/python/cpython/commit/2e8b1c9e9b2d2e011bf35f77cd611843bac7f3dd --

Re: A random word from one of two lists

On 2021-01-02, Stefan Ram wrote: > > The following might /not/ be good programming style, > but addresses the idea to choose a "variable". > I kinda like the below one. > import random > animal = ['koala', 'kangaroo'] > fruit = ['banana', 'apple'] > kinds = ['animal','fruit'] > variable =

[issue40636] Provide a strict form of zip (PEP-618) requiring same length inputs

Serhiy Storchaka added the comment: Tests test_zip_pickle_stability and test_zip_pickle_strict_stability look excessively strict. Why did we need them if there are other pickle tests? They prevent implementing optimizations like in issue36694. -- nosy: +serhiy.storchaka

[issue42810] Nested if/else gets phantom else trace (3.10)

Raymond Hettinger added the comment: Confirmed. This regression happened between 3.10 alpha 2 and today's build: $ python3.10 --version Python 3.10.0a2 $ python3.10 -m trace --trace tmp19.py --- modulename: tmp19, funcname: tmp19.py(1): a = b = x = y = z = 1 tmp19.py(2): if a == 1:

[issue42557] Make asyncio.__main__ reusable, also adding a preamble feature.

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

[issue40636] Provide a strict form of zip (PEP-618) requiring same length inputs

Guido van Rossum added the comment: That's fair. How do other builtins validate their pickling implementation? Since the pickling goes through __reduce__/__reduce_ex__ we could instead test that those methods return the expected results, that pickling roundtrips, and that unpickling those

Re: ANN: unicode 2.8

On 1/1/2021 3:48 PM, garabik-news-2005...@kassiopeia.juls.savba.sk wrote: Terry Reedy wrote: On 12/31/2020 9:36 AM, garabik-news-2005...@kassiopeia.juls.savba.sk wrote: unicode is a simple python command line utility that displays properties for a given unicode character, or searches unicode

[issue42806] Incorrect offsets in new parser for f-string substitutions

Change by Pablo Galindo Salgado : -- keywords: +patch pull_requests: +22900 stage: -> patch review pull_request: https://github.com/python/cpython/pull/24067 ___ Python tracker

[issue40631] PEG Parser: Cannot used starred expression in parenthesised expr

miss-islington added the comment: New changeset 9a608ac17c284008d3c2986a4a8b194f84488e56 by Lysandros Nikolaou in branch '3.9': [3.9] bpo-40631: Disallow single parenthesized star target (GH-24027) (GH-24068) https://github.com/python/cpython/commit/9a608ac17c284008d3c2986a4a8b194f84488e56

[issue15106] Potential Bug in errors.c

Irit Katriel added the comment: The code is not really cloned - note that PyErr_Restore is operating on tstate->curexc (the exception currently being handled) while PyErr_SetExcInfo is operating on tstate->exc_info (the earliest exception currently on the exception stack). If there is a

[issue40631] PEG Parser: Cannot used starred expression in parenthesised expr

Change by Pablo Galindo Salgado : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue15106] Potential Bug in errors.c

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

[issue42810] Nested if/else gets phantom else trace (3.10)

Pablo Galindo Salgado added the comment: There is something wrong elsewhere as well because even if reverting that commit fix the problem: ❯ git reset --hard upstream/master HEAD is now at bd2728b1e8 bpo-42806: Fix ast locations of f-strings inside parentheses (GH-24067)

[issue42806] Incorrect offsets in new parser for f-string substitutions

Change by Pablo Galindo Salgado : -- pull_requests: +22902 pull_request: https://github.com/python/cpython/pull/24069 ___ Python tracker ___

[issue42093] Add opcode cache for LOAD_ATTR

Change by Pablo Galindo Salgado : -- pull_requests: +22903 pull_request: https://github.com/python/cpython/pull/24070 ___ Python tracker ___

Re: Python Mauritius Usergroup - End of Year report 2020

On 1/3/21 5:01 PM, Abdur-Rahmaan Janhangeer wrote: > Greetings list, > > Here's our usergroup's end of year report for 2020: > Happy reading! > > https://www.pymug.com/assets/pymug_end_of_year_2020_v2.pdf Well done @A-R! -- Regards =dn -- https://mail.python.org/mailman/listinfo/python-list

[issue7946] Convoy effect with I/O bound threads and New GIL

Change by Gregory P. Smith : -- resolution: -> wont fix ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue42812] @overload-ing method of parent class without actual implementation

New submission from Chaim Gewirtz : Why should @overload need to be followed by an implementation when an implementation already exists in the parent class? Illustrative example: class Parent: def foo(**kwargs): """Argument names of foo vary depending on the child class."""

[issue40631] PEG Parser: Cannot used starred expression in parenthesised expr

Lysandros Nikolaou added the comment: New changeset 2ea320553298038bb7d6789e50e199332f66 by Lysandros Nikolaou in branch 'master': bpo-40631: Disallow single parenthesized star target (GH-24027) https://github.com/python/cpython/commit/2ea320553298038bb7d6789e50e199332f66

[issue40077] Convert static types to heap types: use PyType_FromSpec()

Change by Erlend Egeberg Aasland : -- pull_requests: +22898 pull_request: https://github.com/python/cpython/pull/24065 ___ Python tracker ___

[issue40077] Convert static types to heap types: use PyType_FromSpec()

Change by Erlend Egeberg Aasland : -- pull_requests: +22899 pull_request: https://github.com/python/cpython/pull/24066 ___ Python tracker ___

Re: ANN: unicode 2.8

On Sun, Jan 3, 2021 at 10:28 AM Terry Reedy wrote: > > And when implementing this, it was a no-brainer to include also the > > brexit varian (verbatim). > > I assume you meant 'variation' and not Varian, the maker of scientific > instruments. I assumed simple typo for "variant" ChrisA --

[issue42806] Incorrect offsets in new parser for f-string substitutions

Pablo Galindo Salgado added the comment: Seems that I also found this weird behaviour in the old parser: import ast code = """\ x = ( 'PERL_MM_OPT', ( f'wat' f'INSTALL-BASE={shlex.quote(venv)} ' f'wat' ), ) """ elem =

[issue42806] Incorrect offsets in new parser for f-string substitutions

Pablo Galindo Salgado added the comment: New changeset bd2728b1e8a99ba8f8c2d481f88aeb99b8b8360f by Pablo Galindo in branch 'master': bpo-42806: Fix ast locations of f-strings inside parentheses (GH-24067) https://github.com/python/cpython/commit/bd2728b1e8a99ba8f8c2d481f88aeb99b8b8360f

[issue42810] Nested if/else gets phantom else trace (3.10)

Pablo Galindo Salgado added the comment: Bisecting points at this commit as the culprit: 28b75c80dcc1e17ed3ac1c69362bf8dc164b760a is the first bad commit commit 28b75c80dcc1e17ed3ac1c69362bf8dc164b760a Author: Mark Shannon Date: Wed Dec 23 11:43:10 2020 + bpo-42246: Don't

[issue42093] Add opcode cache for LOAD_ATTR

Pablo Galindo Salgado added the comment: New changeset 9e8fe1986cb4205fb9f883c89b9d5d76a9847e0b by Pablo Galindo in branch 'master': bpo-42093: Tweak the what's new message about the new LOAD_ATTR opcode cache (GH-24070)

[issue41374] socket.TCP_* no longer available with cygwin 3.1.6+

Marco Atzeri added the comment: The Analysis is correct. Removing the test for CYGWIN and always include the solved the problem building all python (3.6,3.7,3.8) packages https://sourceware.org/pipermail/cygwin-apps/2020-December/040845.html

[issue40631] PEG Parser: Cannot used starred expression in parenthesised expr

Change by Lysandros Nikolaou : -- pull_requests: +22901 pull_request: https://github.com/python/cpython/pull/24068 ___ Python tracker ___

[issue42806] Incorrect offsets in new parser for f-string substitutions

Pablo Galindo Salgado added the comment: New changeset bfc413ce4fa37ccb889757388102c7755e057bf5 by Pablo Galindo in branch '3.9': [3.9] bpo-42806: Fix ast locations of f-strings inside parentheses (GH-24067) (GH-24069)

[issue42806] Incorrect offsets in new parser for f-string substitutions

Change by Pablo Galindo Salgado : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue15106] Potential Bug in errors.c

Pablo Galindo Salgado added the comment: Adding extra checks to PyErr_SetExcInfo doesn't have a lot of value because is already out of of contract. If you pass an invalid object (let's say a list) to any of the specific APIs (like PyDict_GetItem) it will crash anyway. We could add some

Python Mauritius Usergroup - End of Year report 2020

Greetings list, Here's our usergroup's end of year report for 2020: Happy reading! https://www.pymug.com/assets/pymug_end_of_year_2020_v2.pdf Kind Regards, Abdur-Rahmaan Janhangeer about | blog github