[issue45395] Frozen stdlib modules are discarded if custom frozen modules added.

Marc-Andre Lemburg added the comment: I'm not sure I follow, but in any case, please make sure that the freeze tool in Tools/ continues to work with the new mechanism. The freeze tool would also need to know which modules are already frozen via the new script, so that modules don't get include

[issue45335] Default TIMESTAMP converter in sqlite3 ignores UTC offset

Erlend E. Aasland added the comment: See also: - bpo-19065: sqlite3 timestamp adapter chokes on timezones - bpo-26651 Deprecate register_adapter() and register_converter() in sqlite3 (Adding Berker to nosy list.) -- nosy: +berker.peksag ___ Pytho

[issue45385] Fix reference leak from descr_check

Dong-hee Na added the comment: New changeset 35d4857375b6ef8f1243db4da9c2cba0bee63ad6 by Miss Islington (bot) in branch '3.10': bpo-45385: Fix reference leak from descr_check (GH-28719) (GH-28779) https://github.com/python/cpython/commit/35d4857375b6ef8f1243db4da9c2cba0bee63ad6 --

[issue26651] Deprecate register_adapter() and register_converter() in sqlite3

Marc-Andre Lemburg added the comment: FWIW: I'm -1 on removing the possibility to register conversion or adapter hooks in sqlite3. Such mechanisms have become a standard with Python database modules and are widely used to adapt them to applications or middleware using the modules. The datab

[issue45382] platform() is not able to detect windows 11

Alex Zaslavskis added the comment: systeminfo can be option -- Added file: https://bugs.python.org/file50329/import subprocess.py ___ Python tracker ___ __

[issue45382] platform() is not able to detect windows 11

Marc-Andre Lemburg added the comment: It's probably time to extend the marketing version detection mechanism to use the build number as reference instead of the major.minor system version numbers. Here's a good reference for this: https://en.wikipedia.org/wiki/List_of_Microsoft_Windows_versio

[issue44603] REPL: exit when the user types exit instead of asking them to explicitly type exit()

Terry J. Reedy added the comment: Steven's list left out the standard way of closing *any* windowed app -- click the close button on the title bar. Works on all major systems. Its does a little too much when python is started on a command line (by closing the console), but beginners, at lea

[issue31155] Encode set, frozenset, bytearray, and iterators as json arrays

Change by sedrubal : -- nosy: +sedrubal ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.python.o

[issue45390] asyncio.Task doesn't propagate CancelledError() exception correctly.

Thomas Grainger added the comment: afaik this is intentional https://bugs.python.org/issue31033 -- nosy: +graingert ___ Python tracker ___

[issue29410] Moving to SipHash-1-3

Inada Naoki added the comment: I am not sure this is worth doing. Microbenchmarks: ## import time ``` $ main/opt/bin/pyperf command main/opt/bin/python3 -c 'import typing,asyncio' . command: Mean +- std dev: 49.6 ms +- 0.1 ms $ siphash13/opt/bin/pyperf command siphash13/

[issue31399] Let OpenSSL verify hostname and IP address

Change by ramikg : -- nosy: +ramikg nosy_count: 4.0 -> 5.0 pull_requests: +27115 pull_request: https://github.com/python/cpython/pull/28602 ___ Python tracker ___ _

[issue45398] Bugs in set operations in 3.8.10 (detected in Win7)

New submission from Алексей : x = set('abcde') y = set('bdxyz') x | y result: {'b', 'c', 'd', 'z', 'x', 'a', 'y'} but should be: {'b', 'c', 'd', 'z', 'x', 'a', 'y', 'e'} -- messages: 403362 nosy: bfx683 priority: normal severity: normal status: open title: Bugs in set operatio

[issue29410] Moving to SipHash-1-3

Mark Shannon added the comment: Yes, this is worth doing, IMO. It adds no more code and probably reduces maintenance costs as any improvements/bug-fixes to the rust/ruby versions can be easily ported. Even if the benefit is small, the cost is basically zero. -- nosy: +Mark.Shannon

[issue29410] Moving to SipHash-1-3

STINNER Victor added the comment: "1.67 us +- 0.03 us: 1.78x faster" with a bytes string of 6k bytes sounds worth it to me. When we talk about "security" here, we are talking about a denial of service attack on the dict worst case performance: https://python-security.readthedocs.io/vuln/hash

[issue29410] Moving to SipHash-1-3

Christian Heimes added the comment: I support this change, too. SipHash-1-3 is more than good enough for our use case. It provides sufficient diffusion of str and bytes hashes and has sufficient reliance against timing attacks on the PRF key. Also 64bit platforms are less affected less by h

[issue45041] [sqlite3] simplify executescript()

Pablo Galindo Salgado added the comment: New changeset 3f2c433da560d7999a52f9fcba4bbd0898848520 by Erlend Egeberg Aasland in branch 'main': bpo-45041: Restore `sqlite3` executescript behaviour for `SELECT` queries (GH-28509) https://github.com/python/cpython/commit/3f2c433da560d7999a52f9fcba

[issue43669] PEP 644: Require OpenSSL 1.1.1 or newer

Change by ramikg : -- nosy: +ramikg nosy_count: 4.0 -> 5.0 pull_requests: +27116 pull_request: https://github.com/python/cpython/pull/28602 ___ Python tracker ___ _

[issue29410] Moving to SipHash-1-3

Christian Heimes added the comment: I recommend that you add SipHash-1-3 as an additional algorithm and make it the default. The removal of --with-hash-algorithm=siphash24 should go through regular deprecation cycle of two Python versions. -- ___

[issue45399] Remove hostflags from PySSLContext

New submission from ramikg : The PySSLContext struct mentions that "OpenSSL has no API to get hostflags from X509_VERIFY_PARAM* struct. We have to maintain our own copy". Since OpenSSL 1.1.0i added the function X509_VERIFY_PARAM_get_hostflags, this statement is no longer true. Because Python 3

[issue45398] Bugs in set operations in 3.8.10 (detected in Win7)

Алексей added the comment: In 3.8.9 version (in Win7 too) the bug is not reproduced! -- ___ Python tracker ___ ___ Python-bugs-list

[issue45401] logging TimedRotatingFileHandler must not rename devices like /dev/null

New submission from STINNER Victor : One way to disable logging in a configuration file is to use /dev/null as the filename for logs. It is fine to use that with FileHandler. The problem is when TimedRotatingFileHandler is used. When Python decides to rotate the "file", it calls os.rename() o

[issue45400] test_name_error_suggestions_do_not_trigger_for_too_many_locals: AssertionError: 'a1' unexpectedly found in Traceback

New submission from Miro Hrončok : The test_name_error_suggestions_do_not_trigger_for_too_many_locals test fails with the to-be-released 3.11.0a1: == FAIL: test_name_error_suggestions_do_not_trigger_for_too_many_locals (test.t

[issue29410] Moving to SipHash-1-3

Inada Naoki added the comment: > I know that it's not a popular opinion, but I don't think that this denial of > service (DoS) is important. IMO there are enough other ways to crash a > server. Moreover, the initial attack vector was a HTTP request with tons of > header lines. In the meanwhi

[issue29410] Moving to SipHash-1-3

Marc-Andre Lemburg added the comment: Since the days this was discussed, a lot of new and faster hash algorithms have been developed. It may be worthwhile looking at those instead. E.g. xxHash is a lot more performant than siphash: https://github.com/Cyan4973/xxHash (the link also has a comp

[issue45400] test_name_error_suggestions_do_not_trigger_for_too_many_locals: AssertionError: 'a1' unexpectedly found in Traceback

Miro Hrončok added the comment: I see this was previously added to 3.10 beta, so this never triggered. The test only fails when building from a directory that contains the full Python version. -- ___ Python tracker

[issue45398] Bugs in set operations in 3.8.10 (detected in Win7)

Change by Serhiy Storchaka : -- nosy: +rhettinger ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mai

[issue29410] Moving to SipHash-1-3

Inada Naoki added the comment: > I recommend that you add SipHash-1-3 as an additional algorithm and make it > the default. The removal of --with-hash-algorithm=siphash24 should go through > regular deprecation cycle of two Python versions. I am not sure its worth enough. Adding algorithm in

[issue29410] Moving to SipHash-1-3

Marc-Andre Lemburg added the comment: On 07.10.2021 11:49, Inada Naoki wrote: > Hash DoS is not only for HTTP headers. Everywhere creating dict from > untrusted source can be attack vector. > For example, many API servers receive JSON as HTTP request body. Limiting > HTTP header don't protect

[issue45400] test_name_error_suggestions_do_not_trigger_for_too_many_locals: AssertionError: 'a1' unexpectedly found in Traceback

Change by Miro Hrončok : -- components: +Tests ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.py

[issue45402] ERROR: test_sundry (test.test_tools.test_sundry.TestSundryScripts): SystemExit: ERROR: missing _freeze_module

New submission from Miro Hrončok : When we build Python 3.10.0a1 (from the git tag) in Fedora, we see: == ERROR: test_sundry (test.test_tools.test_sundry.TestSundryScripts) ---

[issue29410] Moving to SipHash-1-3

Christian Heimes added the comment: > That's certainly true, but at the same time, just focusing on string hashes only doesn't really help either, e.g. it is very easy to create a DoS with numeric keys or other objects which use trivial hashing algorithms. Marc-Andre, Victor, your postings are

[issue45382] platform() is not able to detect windows 11

Alex Zaslavskis added the comment: That nice idea . So the dist can contain the minimal build required to say that is for example windows 11 . The simplest solution that came in mind is . Is far from perfect but it works. -- Added file: https://bugs.python.org/file50330/main.py

[issue29410] Moving to SipHash-1-3

Christian Heimes added the comment: > I am not sure its worth enough. Adding algorithm increase some maintenance > cost... Is it really make someone happy? siphash13 is a short function. I wrote and designed PEP 456 so we can easily add new hashing functions. IMHO the maintenance cost is min

[issue29410] Moving to SipHash-1-3

Marc-Andre Lemburg added the comment: On 07.10.2021 12:16, Christian Heimes wrote: > >> That's certainly true, but at the same time, just focusing on string > hashes only doesn't really help either, e.g. it is very easy to > create a DoS with numeric keys or other objects which use trivial > h

[issue45402] ERROR: test_sundry (test.test_tools.test_sundry.TestSundryScripts): SystemExit: ERROR: missing _freeze_module

Miro Hrončok added the comment: I can reproduce this from git main branch: $ git clean -fdx $ mkdir -p build/debug $ cd build/debug $ ../../configure --with-platlibdir=lib64 --enable-shared --without-ensurepip --with-pydebug $ make $ cd ../.. $ LD_LIBRARY_PATH=$PWD/build/debug build/debug/pyth

[issue29410] Moving to SipHash-1-3

Christian Heimes added the comment: > I don't quite follow. Why is it fine that you discuss DoS, but it's not fine when others discuss DoS ? But this BPO is not about discussing mitigations against DoS attacks in general. It's about adding SipHash1-3- and following the example of Rust and Ru

[issue45402] ERROR: test_sundry (test.test_tools.test_sundry.TestSundryScripts): SystemExit: ERROR: missing _freeze_module

Miro Hrončok added the comment: I can also reproduce this without the additional configure flags: [cpython]$ git clean -fdx [cpython]$ mkdir -p build/debug [cpython]$ cd build/debug [debug]$ ../../configure --with-pydebug [debug]$ make [debug]$ cd ../.. [cpython]$ build/debug/python -m test -v

[issue26651] Deprecate register_adapter() and register_converter() in sqlite3

Erlend E. Aasland added the comment: Yes, deprecating the preconfigured adapters and converters, but keeping the ability to register adapters/converters sounds like a very good idea to me. As you point out, Marc-Andre, they are application specific. Also, implementing converters and adapters

[issue45382] platform() is not able to detect windows 11

Alex Zaslavskis added the comment: Beter solution . Using match in python 3.10 -- Added file: https://bugs.python.org/file50331/main.py ___ Python tracker ___

[issue26651] Deprecate register_adapter() and register_converter() in sqlite3

Change by Ian Fisher : -- nosy: +iafisher ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.python

[issue29410] Moving to SipHash-1-3

Christian Heimes added the comment: I have contacted JP Aumasson to get his feedback on this proposal. -- ___ Python tracker ___ __

[issue19065] sqlite3 timestamp adapter chokes on timezones

Change by Ian Fisher : -- nosy: +iafisher ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.python

[issue45400] test_name_error_suggestions_do_not_trigger_for_too_many_locals: AssertionError: 'a1' unexpectedly found in Traceback

Miro Hrončok added the comment: I am working on a fix -- ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: http

[issue45400] test_name_error_suggestions_do_not_trigger_for_too_many_locals: AssertionError: 'a1' unexpectedly found in Traceback

Change by STINNER Victor : -- keywords: +patch pull_requests: +27118 stage: -> patch review pull_request: https://github.com/python/cpython/pull/28783 ___ Python tracker ___ _

[issue26651] Deprecate register_adapter() and register_converter() in sqlite3

Change by Erlend E. Aasland : -- versions: +Python 3.11 -Python 3.6 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubsc

[issue45400] test_name_error_suggestions_do_not_trigger_for_too_many_locals: AssertionError: 'a1' unexpectedly found in Traceback

Change by Miro Hrončok : -- pull_requests: +27119 pull_request: https://github.com/python/cpython/pull/28784 ___ Python tracker ___ _

[issue45403] test_sys: test_stdlib_dir() fails when Python is built outside the source tree

New submission from STINNER Victor : Reproduce the issue: --- # go to Python source tree mkdir build cd build ../configure make ./python -m test test_sys --- Output: == FAIL: test_stdlib_dir (test.test_sys.SysModuleTest) -

[issue29410] Moving to SipHash-1-3

Marc-Andre Lemburg added the comment: BTW: We already use (a slight variant of) xxHash for tuples: https://bugs.python.org/issue34751 The issues is an interesting read, in particular on how xxHash was eventually chosen, with a whole set of other hash algorithms in between. -- _

[issue45403] test_sys: test_stdlib_dir() fails when Python is built outside the source tree

Change by STINNER Victor : -- keywords: +patch pull_requests: +27120 stage: -> patch review pull_request: https://github.com/python/cpython/pull/28785 ___ Python tracker ___ _

[issue45403] test_sys: test_stdlib_dir() fails when Python is built outside the source tree

STINNER Victor added the comment: Python 3.10 is not affected: sys._stdlib_dir was added to Python 3.11. -- ___ Python tracker ___

[issue45402] ERROR: test_sundry (test.test_tools.test_sundry.TestSundryScripts): SystemExit: ERROR: missing _freeze_module

STINNER Victor added the comment: My fix for bpo-45020 no longer works, I'm not sure why: commit 41551ee7e24fb6c58846836d3655dbb212281206 Author: Victor Stinner Date: Fri Sep 17 20:20:43 2021 +0200 bpo-45020: Fix build out of source tree (GH-28410) * Makefile.pre.in: Add $(src

[issue29410] Moving to SipHash-1-3

Marc-Andre Lemburg added the comment: On 07.10.2021 12:48, Christian Heimes wrote: > >> I don't quite follow. Why is it fine that you discuss DoS, but it's not > fine when others discuss DoS ? > > But this BPO is not about discussing mitigations against DoS attacks in > general. It's about a

[issue45402] ERROR: test_sundry (test.test_tools.test_sundry.TestSundryScripts): SystemExit: ERROR: missing _freeze_module

Change by STINNER Victor : -- keywords: +patch pull_requests: +27121 stage: -> patch review pull_request: https://github.com/python/cpython/pull/28786 ___ Python tracker ___ _

[issue45400] test_name_error_suggestions_do_not_trigger_for_too_many_locals: AssertionError: 'a1' unexpectedly found in Traceback

Change by miss-islington : -- nosy: +miss-islington nosy_count: 3.0 -> 4.0 pull_requests: +27122 pull_request: https://github.com/python/cpython/pull/28787 ___ Python tracker _

[issue45400] test_name_error_suggestions_do_not_trigger_for_too_many_locals: AssertionError: 'a1' unexpectedly found in Traceback

STINNER Victor added the comment: New changeset 4e605666b08b8f863cbbbdaa34bb06988e648d26 by Victor Stinner in branch 'main': bpo-45400: Fix suggestion test of test_exceptions (GH-28783) https://github.com/python/cpython/commit/4e605666b08b8f863cbbbdaa34bb06988e648d26 -- ___

[issue45103] IDLE: make configdialog font page survive font failures

E. Paine added the comment: I am unable to reproduce on either Python 3.9.6 (Tk 8.6.9) or 3.10.0 (Tk 8.6.10). -- ___ Python tracker ___ __

[issue45404] Undefined I_* macros when building 3.10 on Ubuntu?

New submission from Diego Alonso : Trying to build Python 3.10 on Ubuntu 20.04. It builds everything but the fcntl module; ie. at the end it says: Failed to build these modules: fcntl. Here are the compilation errors. It's trying to use certain macros that are undefined: I_PUSH, I_POP, I_LOOK

[issue10716] Modernize pydoc to use better HTML and separate CSS

Julien Palard added the comment: Does someone want to review https://github.com/python/cpython/pull/28651? -- ___ Python tracker ___ __

[issue45400] test_name_error_suggestions_do_not_trigger_for_too_many_locals: AssertionError: 'a1' unexpectedly found in Traceback

STINNER Victor added the comment: > I am working on a fix Or, I missed your message. You wrote it 4 minutes before I created my PR :-) -- ___ Python tracker ___ _

[issue45400] test_name_error_suggestions_do_not_trigger_for_too_many_locals: AssertionError: 'a1' unexpectedly found in Traceback

miss-islington added the comment: New changeset d55bf81c4ee2dcdd5dfa3b5a9905a0b32ca8d38b by Miss Islington (bot) in branch '3.10': bpo-45400: Fix suggestion test of test_exceptions (GH-28783) https://github.com/python/cpython/commit/d55bf81c4ee2dcdd5dfa3b5a9905a0b32ca8d38b -- _

[issue29410] Moving to SipHash-1-3

Christian Heimes added the comment: SipHash is a cryptographically secure PRF, not a cryptographic hashing algorithm, https://www.python.org/dev/peps/pep-0456/#siphash I'm strongly against using a different algorithm when the rest of the world is using either SipHash-2-4 or SipHash-1-3. A mi

[issue45243] [sqlite3] add support for changing connection limits

Change by Erlend E. Aasland : -- pull_requests: +27123 pull_request: https://github.com/python/cpython/pull/28790 ___ Python tracker ___ ___

[issue45405] Python 3.10.0 does not configure on darwin using public llvm / clang

New submission from debohman : % CC=clang CXX=clang++ ./configure --enable-optimizations --with-lto checking build system type... x86_64-apple-darwin16.7.0 checking host system type... x86_64-apple-darwin16.7.0 checking for python3.10... no checking for python3... python3 checking for --enable-u

[issue45398] Bugs in set operations in 3.8.10 (detected in Win7)

Alexey added the comment: Is interesting, that in win10 the bug is not reproduced too ! (only in win7!!!) -- ___ Python tracker ___ ___

[issue45116] Performance regression 3.10b1 and later on Windows: Py_DECREF() not inlined in PGO build

Mark Shannon added the comment: Sadly the MSVC team are claiming that this isn't a bug in their compiler. Not sure how we convince them that it is. The website rejects any attempt to reopen the issue. How feasible would it be to use Clang or GCC on Windows? -- __

[issue41105] Add some extra content check in configure process for some empty header file who has been deprecated by glibc

Diego Alonso added the comment: Yes, I have the same problem. The empty file is needed to avoid compilation errors in certain builds, but in this case it creates an error... -- nosy: +etale-cohomology ___ Python tracker

[issue45404] Undefined I_* macros when building 3.10 on Ubuntu?

Serhiy Storchaka added the comment: What is the output of the following command? ./python -m sysconfig | grep HAVE_STROPTS_H Also, is there the stropts.h file on your system and where? dlocate stropts.h locate stropts.h -- nosy: +serhiy.storchaka ___

[issue45262] crash if asyncio is used before and after re-initialization if using python embedded in an application

Change by Matthias Reichl : -- keywords: +patch nosy: +HiassofT nosy_count: 4.0 -> 5.0 pull_requests: +27124 stage: -> patch review pull_request: https://github.com/python/cpython/pull/28796 ___ Python tracker _

[issue29410] Moving to SipHash-1-3

Christian Heimes added the comment: JP got back to me On 07/10/2021 14.34, Jean-Philippe Aumasson wrote: > xxHash is much faster indeed, but collisions seem trivial to find, which > might allow hash-flood DoS again (see for example > https://github.com/Cyan4973/xxHash/issues/180 >

[issue45262] crash if asyncio is used before and after re-initialization if using python embedded in an application

Matthias Reichl added the comment: We were hitting the same issue in kodi, which uses embedded sub-interpreters to run python addons, after one of the addons was switched to asyncio. The immediate cause of the assertion failure is a use-after-free issue from the running loop holder cache: W

[issue17659] no way to determine First weekday (based on locale)

Cédric Krier added the comment: I have updated the PR to be included in 3.11 -- versions: +Python 3.11 -Python 3.10 ___ Python tracker ___ _

[issue45400] test_name_error_suggestions_do_not_trigger_for_too_many_locals: AssertionError: 'a1' unexpectedly found in Traceback

Change by STINNER Victor : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed versions: +Python 3.10 ___ Python tracker ___ ___

[issue45116] Performance regression 3.10b1 and later on Windows: Py_DECREF() not inlined in PGO build

STINNER Victor added the comment: > How feasible would it be to use Clang or GCC on Windows? clang seems to have a good Windows support and tries to the ABI compatible with MSC which is a must have to keep wheel package support (especially for the stable ABI, used by PyQt on Windows for exam

[issue45406] inspect.getouterframes() tracebacks when $CWD does not exists

New submission from Miroslav Suchý : When you exec inspect.getouterframes() in directory, which no longer exists, then you get traceback, because the code traverse to os.getcwd() which fails. Reproducer: $ mkdir /tmp/bar $ cd /tmp/bar $ rmdir /tmp/bar $ python3 Python 3.10.0rc2 (default, Sep

[issue45406] inspect.getouterframes() tracebacks when $CWD does not exists

Change by Miroslav Suchý : -- type: -> crash ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.pyt

[issue29410] Moving to SipHash-1-3

Marc-Andre Lemburg added the comment: On 07.10.2021 15:29, Christian Heimes wrote: > > Christian Heimes added the comment: > > JP got back to me > > On 07/10/2021 14.34, Jean-Philippe Aumasson wrote: >> xxHash is much faster indeed, but collisions seem trivial to find, which >> might allow

[issue45393] help() on operator precedence has confusing entries "await" "x" and "not" "x"

Zachary Ware added the comment: Correct; 3.7 and 3.8 are both in security-fix-only maintenance mode; their documentation is no longer updated unless a security-related fix causes a significant change in behavior that needs to be documented. As far as fixing this issue, we have a few options.

[issue45397] Doc for turtle.write missing the tuple part of the font param in 3.10+

jg added the comment: I forgot to mention I'm on Windows 10 PC and see the same thing under Edge and FireFox. John G. Gammon -. .. .. .-.. .- -.. -- .. .-. .- .-. .. This message and any attachments hereto may contain confidential and/or privileged information. If you ar

[issue37157] shutil: add reflink=False to file copy functions to control clone/CoW copies (use copy_file_range)

Dulanic added the comment: As a note, coreutils 9.0 cp defaults now to reflink=auto. https://www.phoronix.com/scan.php?page=news_item&px=GNU-Coreutils-9.0 -- nosy: +dulanic ___ Python tracker __

[issue45397] Doc for turtle.write missing the tuple part of the font param in 3.10+

Serhiy Storchaka added the comment: jg, please remove the copy of other message when answer. It makes painfully difficult reading the discussion for visually impaired people. -- ___ Python tracker _

[issue45397] Doc for turtle.write missing the tuple part of the font param in 3.10+

Serhiy Storchaka added the comment: I tested with Sphinx 1.5.4, and this issue is gone. It introduces a regression with some smart quotes (see https://github.com/sphinx-doc/sphinx/issues/9713), but it is less severe than incorrect rendering of tuples as parameter defaults. -- __

[issue29410] Moving to SipHash-1-3

Christian Heimes added the comment: I suggest that you write a new PEP that discusses possible improvement for str and bytes hashing. This BPO is just about SipHash-1-3. As the author and implementer of PEP 456, I only approve SipHash-1-3 as new default algorithm. All other change proposals

[issue45340] Lazily create dictionaries for plain Python objects

Change by Mark Shannon : -- keywords: +patch pull_requests: +27125 stage: -> patch review pull_request: https://github.com/python/cpython/pull/28802 ___ Python tracker ___ ___

[issue37157] shutil: add reflink=False to file copy functions to control clone/CoW copies (use copy_file_range)

Giampaolo Rodola' added the comment: > So using copy_file_range (if available) should be the most generic solution, > which includes copy-on-write support, and server-side copy support. Doesn't this imply to pass some flag to copy_file_range()? "man copy_file_range" says: > The flags argume

[issue29410] Moving to SipHash-1-3

Serhiy Storchaka added the comment: Do Rust and Ruby cache the hash of the string in the string object? If they do not then the hashing speed is more important to them. -- ___ Python tracker ___

[issue45395] Frozen stdlib modules are discarded if custom frozen modules added.

Eric Snow added the comment: On Thu, Oct 7, 2021 at 1:17 AM Marc-Andre Lemburg wrote: > I'm not sure I follow, but in any case, please make sure that > the freeze tool in Tools/ continues to work with the new mechanism. > > The freeze tool would also need to know which modules are already > fr

[issue45395] Frozen stdlib modules are discarded if custom frozen modules added.

Marc-Andre Lemburg added the comment: On 07.10.2021 16:40, Eric Snow wrote: > > On Thu, Oct 7, 2021 at 1:17 AM Marc-Andre Lemburg > wrote: >> I'm not sure I follow, but in any case, please make sure that >> the freeze tool in Tools/ continues to work with the new mechanism. >> >> The freeze t

[issue45103] IDLE: make configdialog font page survive font failures

Terry J. Reedy added the comment: Thanks. Did the FiraCode font work for you or merely not work without crashing? -- ___ Python tracker ___ __

[issue37157] shutil: add reflink=False to file copy functions to control clone/CoW copies (use copy_file_range)

Albert Zeyer added the comment: > How is CoW copy supposed to be done by using copy_file_range() exactly? I think copy_file_range() will just always use copy-on-write and/or server-side-copy when available. You cannot even turn that off. -- ___ Py

[issue42066] CookieJar cookies should not be sorted

Change by Patrick Decat : -- nosy: +Patrick Decat ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mai

[issue45398] Bugs in set operations in 3.8.10 (detected in Win7)

Change by Alexey : -- stage: -> resolved status: open -> closed ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscrib

[issue45405] Python 3.10.0 does not configure on darwin using public llvm / clang

Ned Deily added the comment: On what platform and OS version are you building? When you say "public llvm / clang", do you mean from Apple for macOS or from some other source? Be aware that we only officially test and support building Python for macOS on macOS itself using the Apple build too

[issue29410] Moving to SipHash-1-3

Guido van Rossum added the comment: Victor: > I expect even more interesting speedup with bytes string longer than 6k > bytes. And I'm quite sure that it's common that people manipulates long > strings in Python :-) But do they use them as dict keys? AFAIK strings aren't hashed until hash()

[issue45407] Support buffer protocol for _struct.Struct format argument

New submission from youknowone : This feature is commented as `XXX` for years. https://github.com/python/cpython/blob/4e605666b08b8f863cbbbdaa34bb06988e648d26/Modules/_struct.c#L1478 Giving a bug tracker id or removing the comment will clarify the problem. -- components: Library (Lib)

[issue45408] [fuzzer] Weird input with continuation and newlines causes null deref in parser

New submission from Ammar Askar : >From the newly added ast.literal_eval(x) fuzzer, the following string fed to >ast.literal_eval will cause a null pointer in get_error_line: \ (\ \ This can be recreated with: ❯ ./python Python 3.11.0a1+ (heads/fuzz_ast-dirty:6c942a86a4, Oct 6 2021

[issue45408] [fuzzer] Weird input with continuation and newlines causes null deref in parser

Change by Gregory P. Smith : -- versions: +Python 3.10, Python 3.9 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscr

[issue45393] help() on operator precedence has confusing entries "await" "x" and "not" "x"

Max added the comment: option 1 looks most attractive to me (and will also look most attractive in the rendering, IMHO -- certainly better than "await" "x", in any case). P.S.: OK, thanks for explanations concerning 3.6 - 3.8. I do understand that it won't be fixed for these versions (not ce

[issue45408] [fuzzer] Weird input with continuation and newlines causes null deref in parser

Gregory P. Smith added the comment: (unable to reproduce on 3.9) -- nosy: +gregory.p.smith versions: -Python 3.9 ___ Python tracker ___ __

[issue45116] Performance regression 3.10b1 and later on Windows: Py_DECREF() not inlined in PGO build

Steve Dower added the comment: I would very much appreciate any new compiler be compatible with the standard Windows debuggers (windbg primarily, but I imagine most contributors would like it to keep working from VS). Last I heard, clang is fine as a compiler for debugging if you use the MS

[issue27580] CSV Null Byte Error

Change by Serhiy Storchaka : -- keywords: +patch pull_requests: +27127 stage: -> patch review pull_request: https://github.com/python/cpython/pull/28808 ___ Python tracker ___

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