[issue45876] Improve accuracy of stdev functions in statistics

Mark Dickinson added the comment: There's also a potential double-rounding issue with ldexp, when the first argument is an int: ldexp(n, e) will first round n to a float, and then (again for results in the subnormal range) potentially also need to round the result. >>> n = 2**53 + 1 >>> e =

[issue40280] Consider supporting emscripten/webassembly as a build target

Christian Heimes added the comment: New changeset ee1e2c604c8a66a407116d9c3e589ab0b9580c54 by Christian Heimes in branch 'main': bpo-40280: Use Setup.stdlib static for wasm builds (GH-29784) https://github.com/python/cpython/commit/ee1e2c604c8a66a407116d9c3e589ab0b9580c54 --

[issue45653] Freeze the encodings module.

Change by Kumar Aditya : -- nosy: +kumaraditya303 nosy_count: 3.0 -> 4.0 pull_requests: +28024 pull_request: https://github.com/python/cpython/pull/29788 ___ Python tracker

[issue45619] Mentioning structural pattern matching in the list of binding

Change by Guido van Rossum : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue45901] store app file type ignores command-line arguments

New submission from Eryk Sun : The file association for the store app uses '"%1"' for the command-line parameters. This ignores the rest of the command-line arguments, i.e. '%*'. In PC/layout/support/appxmanifest.py, the add_application() calls that add the "Python" and "PythonW"

[issue45619] Mentioning structural pattern matching in the list of binding

miss-islington added the comment: New changeset 7842aed7a7938df20b652177458407683e7f1a0b by Miss Islington (bot) in branch '3.10': bpo-45619: documentation of execution model: clarify and update binding summary (GH-29232)

[issue45619] Mentioning structural pattern matching in the list of binding

Guido van Rossum added the comment: New changeset cd876c84932ecc2f7a6c41f3fc800a34d5b06b95 by Arthur Milchior in branch 'main': bpo-45619: documentation of execution model: clarify and update binding summary (#29232)

[issue45619] Mentioning structural pattern matching in the list of binding

Change by miss-islington : -- nosy: +miss-islington nosy_count: 3.0 -> 4.0 pull_requests: +28023 pull_request: https://github.com/python/cpython/pull/29787 ___ Python tracker

[issue44353] PEP 604 NewType

Guido van Rossum added the comment: New changeset 93c65df83cef71a4bc77d71afecdec8744c4f73a by Alex Waygood in branch 'main': bpo-44353: Correct docstring for `NewType` (#29785) https://github.com/python/cpython/commit/93c65df83cef71a4bc77d71afecdec8744c4f73a --

[issue45876] Improve accuracy of stdev functions in statistics

Tim Peters added the comment: Note that, on Windows, ldexp() in the presence of denorms can truncate. Division rounds, so assert x / 2**i == ldexp(x, -i) can fail. >>> import math >>> d = math.nextafter(0.0, 1.0) >>> d 5e-324 >>> d3 = 7 * d # ....0111 >>> d3 3.5e-323 >>> d3 / 4.0

[issue23882] unittest discovery doesn't detect namespace packages when given no parameters

Change by Inada Naoki : -- versions: +Python 3.11 -Python 3.10, Python 3.8, Python 3.9 ___ Python tracker ___ ___ Python-bugs-list

[issue44353] PEP 604 NewType

Change by Alex Waygood : -- nosy: +AlexWaygood nosy_count: 12.0 -> 13.0 pull_requests: +28022 pull_request: https://github.com/python/cpython/pull/29785 ___ Python tracker ___

[issue45876] Improve accuracy of stdev functions in statistics

Raymond Hettinger added the comment: Mark, would it preferable to use ldexp() to build the float? + return math.ldexp(isqrt_frac_rto(n << -2 * q, m), q) - return isqrt_frac_rto(n << -2 * q, m) / (1 << -q) -- ___ Python tracker

[issue33393] update config.guess and config.sub

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

[issue33393] update config.guess and config.sub

Christian Heimes added the comment: New changeset 3f565f8edf84cfe8fa3e9cbf5da7c5911acaa6f9 by Christian Heimes in branch '3.10': [3.10] bpo-33393: Update config.guess and config.sub (GH-29781) (GH-29782) https://github.com/python/cpython/commit/3f565f8edf84cfe8fa3e9cbf5da7c5911acaa6f9

[issue33393] update config.guess and config.sub

Christian Heimes added the comment: New changeset b5249349845c21a07e13888aa12c5b86c0f06c31 by Christian Heimes in branch '3.9': [3.9] bpo-33393: Update config.guess and config.sub (GH-29781) (GH-29783) https://github.com/python/cpython/commit/b5249349845c21a07e13888aa12c5b86c0f06c31

[issue40280] Consider supporting emscripten/webassembly as a build target

Christian Heimes added the comment: https://github.com/emscripten-core/emscripten/issues/13393 -- ___ Python tracker ___ ___

[issue40280] Consider supporting emscripten/webassembly as a build target

Christian Heimes added the comment: I have uploaded my config.site override to https://gist.github.com/tiran/5ccffa28723d3e4739db848451bd9efa . It contains overrides based on pyodide and overrides for new features. I'm also getting this error with emscripten 2.0.13. _sys_shutdown is the

[issue40280] Consider supporting emscripten/webassembly as a build target

Change by Christian Heimes : -- pull_requests: +28021 pull_request: https://github.com/python/cpython/pull/29784 ___ Python tracker ___

[issue43137] webbrowser to support "gio open "

miss-islington added the comment: New changeset 97dcab783279444ff721a301e1faca6f29fdc600 by Simon McVittie in branch 'main': bpo-43137: webbrowser: Replace gvfs-open and gnome-open with "gio open" (GH-29154) https://github.com/python/cpython/commit/97dcab783279444ff721a301e1faca6f29fdc600

[issue40280] Consider supporting emscripten/webassembly as a build target

Christian Heimes added the comment: New changeset 1052a39b7603e4d8401a5987af0c36f4a1d0b1e4 by Christian Heimes in branch 'main': bpo-40280: Add wasm cross build targets (GH-29771) https://github.com/python/cpython/commit/1052a39b7603e4d8401a5987af0c36f4a1d0b1e4 --

[issue33393] update config.guess and config.sub

Change by Christian Heimes : -- pull_requests: +28020 pull_request: https://github.com/python/cpython/pull/29783 ___ Python tracker ___

[issue33393] update config.guess and config.sub

Change by Christian Heimes : -- pull_requests: +28019 pull_request: https://github.com/python/cpython/pull/29782 ___ Python tracker ___

[issue33393] update config.guess and config.sub

Christian Heimes added the comment: New changeset dfcc6ff36f8bedae420fe228312527ec3937c973 by Christian Heimes in branch 'main': bpo-33393: Update config.guess and config.sub (GH-29781) https://github.com/python/cpython/commit/dfcc6ff36f8bedae420fe228312527ec3937c973 --

[issue45881] Cross compiling on Linux is untested, undocumented, and broken

Christian Heimes added the comment: New changeset cd6d2577fadc4cc0275017f27f46b0a628216353 by Christian Heimes in branch '3.9': [3.9] bpo-45881: Use CC from env first for cross building (GH-29752) (GH-29754) https://github.com/python/cpython/commit/cd6d2577fadc4cc0275017f27f46b0a628216353

[issue40280] Consider supporting emscripten/webassembly as a build target

Christian Heimes added the comment: Our config.sub agrees with LLVM: $ ./config.sub wasm32-wasi wasm32-unknown-wasi The config.sub and config.guess scripts in main are recent enough for wasm. Just to be sure I created https://github.com/python/cpython/pull/29781 and plan to backport the

[issue33393] update config.guess and config.sub

Change by Christian Heimes : -- nosy: +christian.heimes nosy_count: 3.0 -> 4.0 pull_requests: +28018 pull_request: https://github.com/python/cpython/pull/29781 ___ Python tracker

[issue40280] Consider supporting emscripten/webassembly as a build target

Brett Cannon added the comment: To help keep links up-to-date, Pyodide now lives at: https://github.com/pyodide/pyodide/tree/main/cpython -- ___ Python tracker ___

[issue40280] Consider supporting emscripten/webassembly as a build target

Brett Cannon added the comment: Do we need to care about our `config.guess` being updated as well? This is a totally ignorant question based on https://github.com/WebAssembly/wasi-sdk#notes-for-autoconf mentioning `config.guess`. -- ___ Python

[issue40280] Consider supporting emscripten/webassembly as a build target

Brett Cannon added the comment: My last message had a couple of typos; should have been `wasm32-wasi` and "Discord", not "Discovery". -- ___ Python tracker ___

[issue40280] Consider supporting emscripten/webassembly as a build target

Brett Cannon added the comment: LLVM considers `was32-wasi` an alias for `wasm32-unknown-wasi`. Verified on the WebAssembly Discover server at https://discord.com/channels/453584038356058112/596492540388179976/898618010221310062. -- ___ Python

[issue41498] Undefinied _Py_Sigset_Converter function when HAVE_SIGSET_T not set

Change by Brett Cannon : -- nosy: +brett.cannon ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue45711] Simplify the interpreter's (type, val, tb) exception representation

Change by Irit Katriel : -- pull_requests: +28017 pull_request: https://github.com/python/cpython/pull/29780 ___ Python tracker ___

[issue45568] @asynccontextmanager is missing in decorator usage example

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

[issue45568] @asynccontextmanager is missing in decorator usage example

Change by Andrew Svetlov : -- versions: +Python 3.11 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue45568] @asynccontextmanager is missing in decorator usage example

Andrew Svetlov added the comment: New changeset 52d10f6485a168141e7a50d68f9a9566fdd8379d by Andrew Svetlov in branch '3.10': [3.10] bpo-45568: Actually use @asynccontextmanager in usage example (GH-29151) (GH-29779)

[issue45900] Type annotations needed for convenience functions in ipaddress module

Andrew Svetlov added the comment: Typing for stdlib is provided by https://github.com/python/typeshed CPython policy discourages embedded typing declarations. -- nosy: +asvetlov resolution: -> rejected stage: patch review -> resolved status: open -> closed

[issue45299] SMTP.send_message() does from mangling when it should not

Andrei Kulakov added the comment: Grant: sounds good! I can do the initial PR review. Note that the PR will need a test and a news entry. See the link below on authoring PRs: https://devguide.python.org/pullrequest/ -- ___ Python tracker

[issue45568] @asynccontextmanager is missing in decorator usage example

Change by Andrew Svetlov : -- nosy: +asvetlov nosy_count: 3.0 -> 4.0 pull_requests: +28016 pull_request: https://github.com/python/cpython/pull/29779 ___ Python tracker ___

[issue45299] SMTP.send_message() does from mangling when it should not

Grant Edwards added the comment: Yes, passing the mangle_from value to BytesGenerator seems like the safest fix. It's unfortunate that BytesGenerator defaults to doing "the wrong thing" in the absence of a policy argument, but there might be code that depends on it. I've never done a PR

[issue45900] Type annotations needed for convenience functions in ipaddress module

Change by William George : -- keywords: +patch pull_requests: +28015 stage: -> patch review pull_request: https://github.com/python/cpython/pull/29778 ___ Python tracker ___

[issue45886] Fix Program/_freeze_module for cross compiling Python

Guido van Rossum added the comment: Imthink I prefer the ‘make clean’ extension.-- --Guido (mobile) -- ___ Python tracker ___ ___

[issue45900] Type annotations needed for convenience functions in ipaddress module

New submission from William George : The convenience factory functions in the ipaddress module each return one of two types (IPv4Network vs IPv6Network, etc). Modern code wants to be friendly to either stack, and these functions are great at enabling that, but current implementation blocks

[issue45899] NameError on if clause of class-level list comprehension

Matthew Barnett added the comment: It's not just in the 'if' clause: >>> class Foo: ... a = ['a', 'b'] ... b = ['b', 'c'] ... c = [b for x in a] ... Traceback (most recent call last): File "", line 1, in File "", line 4, in Foo File "", line 4, in NameError: name 'b' is

[issue45899] NameError on if clause of class-level list comprehension

Mark Dickinson added the comment: This is expected behaviour. See the docs here: https://docs.python.org/3.9/reference/executionmodel.html#resolution-of-names > The scope of names defined in a class block is limited to the class block; it > does not extend to the code blocks of methods –

[issue45899] NameError on if clause of class-level list comprehension

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

[issue45899] NameError on if clause of class-level list comprehension

New submission from jhpfjyne : Accessing an attribute defined at class-level in the if clause of a list comprehension at class-level throws a NameError. >>> class Foo: ... a = ['a', 'b'] ... b = ['b', 'c'] ... c = [x for x in a if x not in b] ... Traceback (most recent call last):

[issue43656] TracebackException or StackSummary.extract with capture_locals=True fail to catch exceptions raised by repr() on value of frame local variable in FrameSummary.__init__.

Irit Katriel added the comment: Try the search function on the tracker (that's what I would need to do to find what to link). -- ___ Python tracker ___

[issue45299] SMTP.send_message() does from mangling when it should not

Andrei Kulakov added the comment: R. David: `mangle_from_` is the only exception; I agree it seems likely it was done this way for backwards compatibility. Grant: do you agree with the fix to logic? Also do you agree that mangle_from_ is the only setting that's not being applied to msg

[issue43656] TracebackException or StackSummary.extract with capture_locals=True fail to catch exceptions raised by repr() on value of frame local variable in FrameSummary.__init__.

Martin added the comment: Thanks for your definitive answer, this is what I was waiting for. I understand and I totally agree that subclassing is the way to go to make traceback more flexible. Would you mind linking the other issues concerning the general improvement of traceback?

[issue43656] TracebackException or StackSummary.extract with capture_locals=True fail to catch exceptions raised by repr() on value of frame local variable in FrameSummary.__init__.

Irit Katriel added the comment: While I do think this module should be more customisable than it is, I think it should be done via support for subclassing rather than injecting functions that get forwarded on as you do here. There are other issues on bpo related to customising this module,

[issue43656] TracebackException or StackSummary.extract with capture_locals=True fail to catch exceptions raised by repr() on value of frame local variable in FrameSummary.__init__.

Martin added the comment: Irit, would you be able to take a look at the patch? --- I found another application scenario for the patch: In Numpy and Pandas, the assert_* functions in testing have a __tracebackhide__ local that advises pytest to hide the frame. With the patch in place, we

[issue45476] [C API] Disallow using PyFloat_AS_DOUBLE() as l-value

STINNER Victor added the comment: I decided to exclude macros which can be used as l-value from the PEP 670, since the motivation to disallow using them as l-value is different, and I prefer to restrict PEP 670 scope. Disallowing using macros as l-value is more about hide implementation

[issue45897] Frozen dataclasses with slots raise TypeError

Eric V. Smith added the comment: I think the error should be AttributeError, which is what you'd get if the class weren't frozen. -- ___ Python tracker ___

[issue45866] Out of tree build of Python 3.11.0a2+ breaks regen-frozen

Change by STINNER Victor : -- keywords: +patch pull_requests: +28014 stage: -> patch review pull_request: https://github.com/python/cpython/pull/29777 ___ Python tracker ___

[issue39026] Include/cpython/pystate.h contains non-relative of initconfig.h include causing macOS Framework include failure

Change by STINNER Victor : -- pull_requests: +28013 pull_request: https://github.com/python/cpython/pull/29776 ___ Python tracker ___

[issue39026] Include/cpython/pystate.h contains non-relative of initconfig.h include causing macOS Framework include failure

STINNER Victor added the comment: New changeset ce5a6460aebdc51a810d2755782fe8f0d7918ec2 by Victor Stinner in branch '3.10': bpo-39026: Fix Python.h when building with Xcode (GH-29488) (GH-29732) https://github.com/python/cpython/commit/ce5a6460aebdc51a810d2755782fe8f0d7918ec2 --

[issue45568] @asynccontextmanager is missing in decorator usage example

miss-islington added the comment: New changeset 4dd82194f4a0e48a94191655e571b3aad1c4a22a by Zbigniew Siciarz in branch 'main': bpo-45568: Actually use @asynccontextmanager in usage example (GH-29151) https://github.com/python/cpython/commit/4dd82194f4a0e48a94191655e571b3aad1c4a22a

[issue45759] Improve error messages for non-matching `elif`/`else` statements

Change by theeshallnotknowethme : -- pull_requests: +28012 pull_request: https://github.com/python/cpython/pull/29775 ___ Python tracker ___

[issue41498] Undefinied _Py_Sigset_Converter function when HAVE_SIGSET_T not set

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

[issue41498] Undefinied _Py_Sigset_Converter function when HAVE_SIGSET_T not set

Christian Heimes added the comment: New changeset 71b414750eee7af98cc3cee3a64c59d48302a17a by Christian Heimes in branch '3.9': [3.9] bpo-41498: Fix build on platforms without sigset_t (GH-29770) (GH-29774) https://github.com/python/cpython/commit/71b414750eee7af98cc3cee3a64c59d48302a17a

[issue45898] ctypes cfield.c defines duplicate ffi_type_* symbols

New submission from Christian Heimes : ctypes's cfield.c redefines a couple of symbols like ffi_type_void and others. The symbols are exported by ffi.h and libffi for more than 12 years: https://github.com/libffi/libffi/blame/e1539266e6c6dde3c99832323586f33f977d1dc0/include/ffi.h.in#L184 I

[issue41498] Undefinied _Py_Sigset_Converter function when HAVE_SIGSET_T not set

miss-islington added the comment: New changeset 632d589afcaac3b8441c8c042a98e1ae452533e0 by Miss Islington (bot) in branch '3.10': [3.10] bpo-41498: Fix build on platforms without sigset_t (GH-29770) (GH-29773) https://github.com/python/cpython/commit/632d589afcaac3b8441c8c042a98e1ae452533e0

[issue41498] Undefinied _Py_Sigset_Converter function when HAVE_SIGSET_T not set

Change by Christian Heimes : -- pull_requests: +28011 pull_request: https://github.com/python/cpython/pull/29774 ___ Python tracker ___

[issue41498] Undefinied _Py_Sigset_Converter function when HAVE_SIGSET_T not set

Christian Heimes added the comment: New changeset dc19e8698327cae3d6274b73c135375955f1d0d0 by Christian Heimes in branch 'main': bpo-41498: Fix build on platforms without sigset_t (GH-29770) https://github.com/python/cpython/commit/dc19e8698327cae3d6274b73c135375955f1d0d0 --

[issue41498] Undefinied _Py_Sigset_Converter function when HAVE_SIGSET_T not set

Change by miss-islington : -- nosy: +miss-islington nosy_count: 4.0 -> 5.0 pull_requests: +28010 pull_request: https://github.com/python/cpython/pull/29773 ___ Python tracker

[issue45886] Fix Program/_freeze_module for cross compiling Python

Christian Heimes added the comment: The FREEZE_MODULE trick fails with out-of-tree builds when SRCDIR contains the frozen_modules header files from a previous build. When doing OOT building, make includes the SRCDIR in the search path for dependencies (VPATH). It considers

[issue45019] Freezing modules has manual steps but could be automated.

Oleg Iarygin added the comment: If a directory is renamed anyway, maybe `deepfrozen_modules` is better? `deepfreeze_modules` looks like "modules that are part of deepfreeze tool itself". Also it rhymes with `frozen_modules`. -- ___ Python tracker

[issue45019] Freezing modules has manual steps but could be automated.

Change by Kumar Aditya : -- nosy: +kumaraditya303 nosy_count: 6.0 -> 7.0 pull_requests: +28009 pull_request: https://github.com/python/cpython/pull/29772 ___ Python tracker

[issue40280] Consider supporting emscripten/webassembly as a build target

Christian Heimes added the comment: Our config.sub is recent enough and has support for wasm32, wasm64, wasi, and emscripten: $ grep was[mi] config.sub | wasm32 | wasm64 \ | midnightbsd* | amdhsa* | unleashed* | emscripten* | wasi* \ --

[issue40280] Consider supporting emscripten/webassembly as a build target

Christian Heimes added the comment: I have added wasm32/wasm64 architectures with emscripten/wasi operating system as cross-build targets. The values are based on Rust targets: $ rustc --print target-list | grep wasm wasm32-unknown-emscripten wasm32-unknown-unknown wasm32-wasi

[issue40280] Consider supporting emscripten/webassembly as a build target

Change by Christian Heimes : -- keywords: +patch nosy: +christian.heimes nosy_count: 7.0 -> 8.0 pull_requests: +28008 stage: -> patch review pull_request: https://github.com/python/cpython/pull/29771 ___ Python tracker

[issue45711] Simplify the interpreter's (type, val, tb) exception representation

Irit Katriel added the comment: Following the analysis/discussion on https://github.com/faster-cpython/ideas/issues/106: * exc_info is always normalized, so we actually will never need to create a tuple of these three values (exc_curinfo, the exception raised but not yet caught can be

[issue45711] Simplify the interpreter's (type, val, tb) exception representation

Irit Katriel added the comment: New changeset c456dfafe9f9f6614fbcf2213a93707f0e101f4e by Irit Katriel in branch 'main': bpo-45711: use exc_value instead of exc_type to determine if exc_info is valid. Add more assertions. (GH-29627)

[issue45892] Improve REPL with the underscore separators for int/float

Alex added the comment: Thanks a lot Eric for your answers, I did not know about sys.displayhook. Now I know I can easily implement this myself, but the larger question would be: "do we want to update the default displayhook for those simple use cases". --

[issue41498] Undefinied _Py_Sigset_Converter function when HAVE_SIGSET_T not set

Change by Christian Heimes : -- keywords: +patch nosy: +christian.heimes nosy_count: 3.0 -> 4.0 pull_requests: +28007 stage: -> patch review pull_request: https://github.com/python/cpython/pull/29770 ___ Python tracker

[issue1284670] Allow to restrict ModuleFinder to get "direct" dependencies

Irit Katriel added the comment: Mike, from looking at the code the change proposed here is not there, so while the patch may not apply cleanly anymore, the commits you mention do not make this issue irrelevant. -- nosy: +iritkatriel ___ Python

[issue44133] Some C-API symbols (e.g. Py_FrozenMain) are not always exported

Jakub Kulik added the comment: On Solaris (and most likely several other platforms), `PyThread_get_thread_native_id` is also not available. -- nosy: +kulikjak ___ Python tracker

[issue45842] AddressSanitizer: bad-free - hello world c extension

Francesc Elies added the comment: I tested the same script in ubuntu and got the following. ==1361==ASan runtime does not come first in initial library list; you should either link runtime to your application or manually preload it with LD_PRELOAD. While on windows he does not complain

[issue42238] Deprecate suspicious.py?

Julien Palard added the comment: A new false positive in b48ac6fe38b2fca9963b097c04cdecfc6083104e: +++ b/Misc/NEWS.d/next/Tests/2021-11-23-12-36-21.bpo-45878.eOs_Mp.rst @@ -0,0 +1,2 @@ +Test ``Lib/ctypes/test/test_functions.py::test_mro`` now uses +``self.assertRaises``

[issue45895] _Py_Sigset_Converter used without #ifdef HAVE_SIGSET_T check

Christian Heimes added the comment: The problem has been reported before in bpo-41498. -- resolution: -> duplicate stage: needs patch -> resolved status: open -> closed superseder: -> Undefinied _Py_Sigset_Converter function when HAVE_SIGSET_T not set