[issue34365] datetime's documentation refers to "comparison [...] falling back to the default scheme of comparing object addresses"

miss-islington added the comment: New changeset e2b40f4ce954ea3d35a73541029b2253abd9d245 by Miss Islington (bot) in branch '3.7': bpo-34365: Update date object documentation (GH-8814) https://github.com/python/cpython/commit/e2b40f4ce954ea3d35a73541029b2253abd9d245 -- _

[issue34365] datetime's documentation refers to "comparison [...] falling back to the default scheme of comparing object addresses"

miss-islington added the comment: New changeset 8a2c2d4e1b6b46a9a982e5c064ca4399ec28d55d by Miss Islington (bot) in branch '3.6': bpo-34365: Update date object documentation (GH-8814) https://github.com/python/cpython/commit/8a2c2d4e1b6b46a9a982e5c064ca4399ec28d55d -- _

[issue34635] inspect: add tools for inspecting subclasses

New submission from Benjamin Mintz : Adds inspect.getsubclasses, inspect.getallsubclasses (recursive), and inspect.getsubclasstree (recursive, maintains structure). See documentation for more details. -- components: Library (Lib) messages: 325068 nosy: bmintz priority: normal severity

[issue34635] inspect: add tools for inspecting subclasses

Change by Benjamin Mintz : -- keywords: +patch pull_requests: +8623 stage: -> patch review ___ Python tracker ___ ___ Python-bugs-l

[issue34538] Remove encouragement to author a base class for all Exception subclasses in a module

Nathaniel Manista added the comment: I’d like to try to steer this conversation back toward what I think is the actionable question: “does the exemplification of this practice in the Errors and Exceptions portion of The Python Tutorial bring about a net benefit or a net cost to its intended a

[issue34635] inspect: add tools for inspecting subclasses

Change by Zachary Ware : -- nosy: +yselivanov ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.py

[issue26979] The danger of PyType_FromSpec()

Petr Viktorin added the comment: Christian, do you have a specific example of the default tp_dealloc doing the wrong thing? -- ___ Python tracker ___

[issue34633] Simplify __reduce__ for ordered dict iterators

Change by Pablo Galindo Salgado : -- title: Simplify __reduce__ for ordered dict. -> Simplify __reduce__ for ordered dict iterators ___ Python tracker ___

[issue34595] PyUnicode_FromFormat(): add %T format for an object type name

Change by STINNER Victor : -- pull_requests: +8625 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://ma

[issue31902] Fix col_offset for ast nodes: AsyncFor, AsyncFunctionDef, AsyncWith

New submission from miss-islington : New changeset 90fc8980bbcc5c7dcced3627fe172b0bfd193a3b by Miss Islington (bot) (guoci) in branch 'master': closes bpo-31902: Fix the col_offset attribute for ast.Async* nodes to point to the "async" keyword. (GH-4175) https://github.com/python/cpython/comm

[issue31902] Fix col_offset for ast nodes: AsyncFor, AsyncFunctionDef, AsyncWith

Change by miss-islington : -- pull_requests: +8626 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://ma

[issue20180] Derby #11: Convert 50 sites to Argument Clinic across 9 files

Raymond Hettinger added the comment: New changeset c4bccd3c7617018b1ce16f95840ffe1a890d44df by Raymond Hettinger (Tal Einat) in branch 'master': bpo-20180: convert most of itertoolsmodule.c to use Argument Clinic (GH-9164) https://github.com/python/cpython/commit/c4bccd3c7617018b1ce16f95840ff

[issue34636] re module microoptimization: speed up bytes \w \s \d matching

New submission from Gregory P. Smith : filing this issue to track https://github.com/python/cpython/pull/9170 -- assignee: gregory.p.smith messages: 325073 nosy: gregory.p.smith priority: normal pull_requests: 8627 severity: normal status: open title: re module microoptimization: speed

[issue34636] re module microoptimization: speed up bytes \w \s \d matching

Gregory P. Smith added the comment: Confirming the microoptimization here with a non-debug (opt) build: ~/oss/cpython$ sre-before/python -m timeit -s "import re; s = (b'~' * 100); f = re.compile(b'\s\w\d').search" "f(s)" 20 loops, best of 5: 11 msec per loop ~/oss/cpython$ sre-after/pytho

[issue24412] setUpClass equivalent for addCleanup

Change by Lisa Roach : -- pull_requests: +8628 stage: needs patch -> patch review ___ Python tracker ___ ___ Python-bugs-list mailin

[issue33714] module can set an exception in tp_clear

Petr Viktorin added the comment: I'm not sure what tp_clear should do in this situation. Other than propagating the exception to the GC, the most reasonable behavior seems to be to write the exception to stderr and ignore it -- but I think having the GC do that would be more robust. IOW, I t

[issue32055] Reconsider comparison chaining for containment tests

Guido van Rossum added the comment: I agree that it would be less confusing if `in`/`not in` did not allow chaining, the occasional (surely very rare) useful example notwithstanding. Then again if we're going to forbid (or even discourage) unusual combinations we might also want to frown at

[issue34405] Upgrade to OpenSSL 1.1.0i / 1.0.2p

Change by Ned Deily : -- pull_requests: +8629 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.py

[issue33649] asyncio docs overhaul

Change by Yury Selivanov : -- pull_requests: +8630 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://ma

[issue31902] Fix col_offset for ast nodes: AsyncFor, AsyncFunctionDef, AsyncWith

miss-islington added the comment: New changeset d8bc7a666b1309aa5669980e35e7429071f3f7d3 by Miss Islington (bot) in branch '3.7': closes bpo-31902: Fix the col_offset attribute for ast.Async* nodes to point to the "async" keyword. (GH-4175) https://github.com/python/cpython/commit/d8bc7a666b

[issue34595] PyUnicode_FromFormat(): add %T format for an object type name

STINNER Victor added the comment: New changeset 998b80636690ffbdb0a278810d9c031fad38631d by Victor Stinner in branch 'master': Revert "bpo-34595: Add %T format to PyUnicode_FromFormatV() (GH-9080)" (GH-9187) https://github.com/python/cpython/commit/998b80636690ffbdb0a278810d9c031fad38631d -

[issue34595] PyUnicode_FromFormat(): add %T format for an object type name

STINNER Victor added the comment: Petr Viktorin asked me to open a wider discussion about this issue on python-dev. I just reverted my first change and posted: https://mail.python.org/pipermail/python-dev/2018-September/155150.html -- ___ Python tr

[issue34579] test_embed.InitConfigTests fail on AIX

STINNER Victor added the comment: What is the output of "./Programs/_testembed init_default_config"? -- ___ Python tracker ___ ___

[issue29051] Improve error reporting involving f-strings (PEP 498)

Eric V. Smith added the comment: Because this issue describes two different problems, I'm going to close it. The part of it that involves errors during the evaluation of a syntactically valid expression was at least partially fixed in #30465. I will probably re-work how this fix was implemen

[issue34579] test_embed.InitConfigTests fail on AIX

STINNER Victor added the comment: Hum, you should run "env -i ./Programs/_testembed init_default_config" to run the program in an empty environment. test_embed modifies os.environ to remove all PYTHON* env vars. -- ___ Python tracker

[issue26832] ProactorEventLoop doesn't support stdin/stdout nor files with connect_read_pipe/connect_write_pipe

Change by STINNER Victor : -- nosy: -vstinner ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.p

[issue34605] Avoid master/slave terminology

Change by STINNER Victor : -- pull_requests: +8631 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://ma

[issue34633] Simplify __reduce__ for ordered dict iterators

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

[issue34405] Upgrade to OpenSSL 1.1.0i / 1.0.2p

Ned Deily added the comment: New changeset 31912b43c903aafad09350899ed6a9dec7c43421 by Ned Deily in branch '3.6': bpo-34405: Update to OpenSSL 1.0.2p for macOS installer builds (GH-9191) https://github.com/python/cpython/commit/31912b43c903aafad09350899ed6a9dec7c43421 -- __

[issue34405] Upgrade to OpenSSL 1.1.0i / 1.0.2p

Change by miss-islington : -- pull_requests: +8632 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://ma

[issue34636] re module microoptimization: speed up bytes \w \s \d matching

miss-islington added the comment: New changeset ec014a101a7f6243b95dfc08acfe1542b9fa5d39 by Miss Islington (bot) (Sergey Fedoseev) in branch 'master': bpo-34636: Use fast path for more chars in SRE category macros. (GH-9170) https://github.com/python/cpython/commit/ec014a101a7f6243b95dfc08acf

[issue32270] subprocess closes redirected fds even if they are in pass_fds

Alexey Izbyshev added the comment: Thank you, Gregory! -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___ _

[issue32236] open() shouldn't silently ignore buffering=1 in binary mode

Alexey Izbyshev added the comment: Thank you, Gregory. I didn't intend to add the warning to stable branches -- it's just that 3.7 hasn't been released yet when this report was submitted. -- ___ Python tracker

[issue26832] ProactorEventLoop doesn't support stdin/stdout nor files with connect_read_pipe/connect_write_pipe

Change by Guido van Rossum : -- nosy: -gvanrossum ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://ma

[issue30576] http.server should support HTTP compression (gzip)

Brett Cannon added the comment: I'm agreeing with all the other core devs (other than Victor ;) that I don't quite think this should go in. While I appreciate the work Pierre put into the PR, I just can't find myself to want to deal with future bug reports for this while http.server is meant

[issue31903] `_scproxy` calls SystemConfiguration functions in a way that can cause deadlocks

Benjamin Peterson added the comment: New changeset 4859ba0d2ce4506fddc3f55f90f8dce031b3804f by Benjamin Peterson (Max Bélanger) in branch 'master': closes bpo-31903: Release the GIL when calling into SystemConfiguration (GH-4178) https://github.com/python/cpython/commit/4859ba0d2ce4506fddc3f5

[issue1621] Do not assume signed integer overflow behavior

miss-islington added the comment: New changeset 6c7d67ce83a62b5f0fe5c53a6df602827451bf7f by Miss Islington (bot) (Sergey Fedoseev) in branch 'master': bpo-1621: Avoid signed integer overflow in set_table_resize(). (GH-9059) https://github.com/python/cpython/commit/6c7d67ce83a62b5f0fe5c53a6df6

[issue1621] Do not assume signed integer overflow behavior

Change by miss-islington : -- pull_requests: +8634 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mai

[issue1621] Do not assume signed integer overflow behavior

Change by miss-islington : -- pull_requests: +8633 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mai

[issue34637] Make *start* usable as a keyword argument for sum().

New submission from Raymond Hettinger : Currently, we can write: >>> sum(range(10), 50) 95 What we want to allow: >>> sum(range(10), start=50) 95 The positional form would still be allowed. -- assignee: rhettinger components: Library (Lib) messages: 325092 nosy: rhet

[issue34589] Py_Initialize() and Py_Main() should not enable C locale coercion

STINNER Victor added the comment: > (...) the locale should be coerced before *ANY* calls are made to > Py_DecodeLocale, as the whole point of the architecture of the PEP > implementation was to ensure that *nothing ever gets decoded incorrectly in > the first place*. See my comment: https:

[issue34605] Avoid master/slave terminology

miss-islington added the comment: New changeset fa7dfae3171914f91d629a64c6e829788b485b06 by Miss Islington (bot) (Victor Stinner) in branch 'master': bpo-34605: Replace "pliant children" with "helpers" (GH-9195) https://github.com/python/cpython/commit/fa7dfae3171914f91d629a64c6e829788b485b06

[issue34638] Avoid circular references in asyncio streams

New submission from Andrew Svetlov : Now we have a cross-reference between asyncio stream reader and protocol. It prevents objects deletion on ref-counting and requires a garbage collector run to destroy the stream. -- components: asyncio messages: 325095 nosy: asvetlov, yselivanov pr

[issue34639] PYTHONCOERCECLOCALE is ignored when using -E or -I option

New submission from STINNER Victor : I modified Py_Main() to ignore the PYTHONCOERCECLOCALE environment variable if -E or -I command line option is used. But Nick asks to always read PYTHONCOERCECLOCALE. We should either update the PEP or change the code. I am not sure why PYTHONCOERCECLOCAL

[issue34589] Py_Initialize() and Py_Main() should not enable C locale coercion

STINNER Victor added the comment: > (...) The documentation could definitely be much clearer on that point > though, as even in the PEP it's only implied by the final paragraph in > https://www.python.org/dev/peps/pep-0538/#legacy-c-locale-coercion-in-the-standalone-python-interpreter-binary

[issue34638] Avoid circular references in asyncio streams

Change by Andrew Svetlov : -- keywords: +patch pull_requests: +8635 stage: -> patch review ___ Python tracker ___ ___ Python-bugs-l

[issue34589] Py_Initialize() and Py_Main() should not enable C locale coercion

STINNER Victor added the comment: Example of C locale coercion with Python 3.7: $ env -i PYTHONCOERCECLOCALE=0 ./python -X utf8=0 -c 'import sys; print(ascii(sys.argv[1]))' 'hé' 'h\udcc3\udca9' $ env -i PYTHONCOERCECLOCALE=1 ./python -X utf8=0 -c 'import sys; print(ascii(sys.argv[1]))' 'hé'

[issue34405] Upgrade to OpenSSL 1.1.0i / 1.0.2p

miss-islington added the comment: New changeset aa02ab15aed9d0b70f619c186326594c0d50bdd6 by Miss Islington (bot) in branch '2.7': [2.7] bpo-34405: Update to OpenSSL 1.0.2p for macOS installer builds (GH-9191) (GH-9196) https://github.com/python/cpython/commit/aa02ab15aed9d0b70f619c186326594c

[issue34637] Make *start* usable as a keyword argument for sum().

Gregory P. Smith added the comment: +1 agreed. -- nosy: +gregory.p.smith ___ Python tracker ___ ___ Python-bugs-list mailing list U

[issue34637] Make *start* usable as a keyword argument for sum().

Steve Dower added the comment: Woo! Thanks Raymond! -- nosy: +steve.dower ___ Python tracker ___ ___ Python-bugs-list mailing list

[issue34536] Enum._missing_ doesn't raise TypeError when a non-Enum object is a returned

Change by Ethan Furman : -- keywords: +patch pull_requests: +8636 stage: -> patch review ___ Python tracker ___ ___ Python-bugs-lis

[issue34536] Enum._missing_ doesn't raise TypeError when a non-Enum object is a returned

Change by Ethan Furman : -- keywords: +patch, patch, patch pull_requests: +8636, 8637, 8638 stage: -> patch review ___ Python tracker ___ _

[issue34536] Enum._missing_ doesn't raise TypeError when a non-Enum object is a returned

Change by Ethan Furman : -- keywords: +patch, patch pull_requests: +8636, 8637 stage: -> patch review ___ Python tracker ___ ___ Py

[issue33649] asyncio docs overhaul

Yury Selivanov added the comment: New changeset 8be876e44b2dffb96b551029454cbfb16d697992 by Yury Selivanov in branch 'master': bpo-33649: Cleanup asyncio/streams and asyncio/synchronization docs (GH-9192) https://github.com/python/cpython/commit/8be876e44b2dffb96b551029454cbfb16d697992

[issue34405] Upgrade to OpenSSL 1.1.0i / 1.0.2p

Change by Steve Dower : -- pull_requests: +8639 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.

[issue34637] Make *start* usable as a keyword argument for sum().

Gregory P. Smith added the comment: I suggest also allowing the first argument to be a keyword named sequence= as well. (along the philosophy of positional only arguments on APIs that happen to be implemented in C in CPython are a bad legacy) pypy already uses these names: https://bitbuck

[issue34636] re module microoptimization: speed up bytes \w \s \d matching

Change by Gregory P. Smith : -- resolution: -> fixed stage: -> commit review status: open -> closed ___ Python tracker ___ ___ Pyt

[issue31903] `_scproxy` calls SystemConfiguration functions in a way that can cause deadlocks

Ned Deily added the comment: Thanks, Benjamin! Ronald, do you think this should be backported? -- ___ Python tracker ___ ___ Pytho

[issue34640] remove the configure check TANH_PRESERVES_ZERO_SIGN

New submission from Benjamin Peterson : configure.ac currently has to check for a bug in FreeBSD 6.2: # On FreeBSD 6.2, it appears that tanh(-0.) returns 0. instead of # -0. on some architectures. AC_MSG_CHECKING(whether tanh preserves the sign of zero) ... FreeBSD 6.2 is nearing 12 years old.

[issue1621] Do not assume signed integer overflow behavior

STINNER Victor added the comment: > newsize <<= 1; // The largest possible value is PY_SSIZE_T_MAX + 1. Previously, there was a explicitly check for error raising PyErr_NoMemory() on overflow. Now you rely on PyMem_Malloc() to detect the overflow. I'm not sure that it's a good idea. -

[issue34640] remove the configure check TANH_PRESERVES_ZERO_SIGN

Change by Benjamin Peterson : -- keywords: +patch pull_requests: +8640 stage: -> patch review ___ Python tracker ___ ___ Python-bug

[issue34641] Curiosity: f((a)=1) is not a syntax error -- why?

New submission from Guido van Rossum : Emily and I just discovered that f((a)=1) is accepted and compiled the same as f(a=1). This goes against the intention that keyword arguments have the syntax f(NAME=expr). I suspect that this behavior was introduced at the time we switched from generati

[issue25041] document AF_PACKET socket address format

Benjamin Peterson added the comment: New changeset 731ff68eeef58babdf2b32dc9a73b141760c2be9 by Benjamin Peterson (Cheryl Sabella) in branch 'master': closes bpo-25041: Document AF_PACKET socket address format. (GH-4092) https://github.com/python/cpython/commit/731ff68eeef58babdf2b32dc9a73b141

[issue25041] document AF_PACKET socket address format

Change by Benjamin Peterson : -- pull_requests: +8641 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https:/

[issue34637] Make *start* usable as a keyword argument for sum().

Change by Raymond Hettinger : -- keywords: +patch pull_requests: +8642 stage: -> patch review ___ Python tracker ___ ___ Python-bug

[issue25041] document AF_PACKET socket address format

Change by Benjamin Peterson : -- pull_requests: +8643 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https:/

[issue1621] Do not assume signed integer overflow behavior

Jeffrey Walton added the comment: On Tue, Sep 11, 2018 at 8:26 PM, STINNER Victor wrote: > > STINNER Victor added the comment: > >> newsize <<= 1; // The largest possible value is PY_SSIZE_T_MAX + 1. > > Previously, there was a explicitly check for error raising PyErr_NoMemory() > on overfl

[issue34405] Upgrade to OpenSSL 1.1.0i / 1.0.2p

miss-islington added the comment: New changeset e351fe241c1fcb8cd739b08e21d2bb2f2b4c8c89 by Miss Islington (bot) (Steve Dower) in branch '2.7': [2.7] bpo-34405: Updated to OpenSSL 1.0.2p for Windows builds. (GH-8776) (GH-9202) https://github.com/python/cpython/commit/e351fe241c1fcb8cd739b08e

[issue34405] Upgrade to OpenSSL 1.1.0i / 1.0.2p

Change by Ned Deily : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___ ___ Pyt

[issue34641] Curiosity: f((a)=1) is not a syntax error -- why?

Benjamin Peterson added the comment: I expect you'd have to make the check of test nodes in ast.c stricter. Here's a slightly gross implementation of that: diff --git a/Python/ast.c b/Python/ast.c index 94962e00c7..b7cebf4777 100644 --- a/Python/ast.c +++ b/Python/ast.c @@ -2815,15 +2815,22 @

[issue25041] document AF_PACKET socket address format

Benjamin Peterson added the comment: New changeset cadb66e173ded86ebc85b54889db48f66e7af592 by Benjamin Peterson in branch '3.7': [3.7] closes bpo-25041: Document AF_PACKET socket address format. (GH-9207) https://github.com/python/cpython/commit/cadb66e173ded86ebc85b54889db48f66e7af592 ---

[issue1621] Do not assume signed integer overflow behavior

Sergey Fedoseev added the comment: > Now you rely on PyMem_Malloc() to detect the overflow. Now overflow is not possible or am I missing something? -- nosy: +sir-sigurd ___ Python tracker ___

[issue34642] time.ctime() uses %3d instead of %.2d to format.

New submission from William Chaseling : time.ctime() returns _asctime from a C module. _asctime returns a PyUnicode_FromFormat() result using "%s %s%3d %.2d:%.2d:%.2d %d" as the string formatter. This works: 'Wed Sep 12 22:30:00 2018' Except when day <10, because it uses %3d instead of %.2d 'W

[issue34642] time.ctime() uses %3d instead of %.2d to format.

William Chaseling added the comment: It's easy to get around using .replace(' ', ' '), but it's still a bit annoying. -- ___ Python tracker ___ _

[issue34643] How to build Release Version of Python in Windows?

New submission from Valentin Zhao : I am going to build a Python.exe to migrate it to another PC, in order to build a seemingly virtual *environment* of Python which could run python files. What I do to implement this is to *COPY* \win32 folder to another pc then execute python.exe with specif

[issue34642] time.ctime() uses %3d instead of %.2d to format.

Martin Panter added the comment: I think "ctime" and "asctime" are supposed to wrap or imitate the standard C functions: , so I think this is intended behaviour. But see Issue 13927 about improving the documentation. For a single-digit day o

[issue34641] Curiosity: f((a)=1) is not a syntax error -- why?

Change by Karthikeyan Singaravelan : -- nosy: +xtreak ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https:/

[issue34637] Make *start* usable as a keyword argument for sum().

Change by Karthikeyan Singaravelan : -- nosy: +xtreak ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https:/

[issue34643] How to build Release Version of Python in Windows?

Valentin Zhao added the comment: Sorry I posted a wrong pic. -- Added file: https://bugs.python.org/file47798/build前.png ___ Python tracker ___

[issue34606] Unable to read zip file with extra

Vladimir Matveev added the comment: In this particular case looks like a crux of the problem was in the fact that compression encodes extra fields only if either zip64 is set or length of the field is larger than threshold but decompression always tries to decode it. Attached PR switches dec

[issue34641] Curiosity: f((a)=1) is not a syntax error -- why?

Change by Serhiy Storchaka : -- nosy: +serhiy.storchaka ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https

[issue34637] Make *start* usable as a keyword argument for sum().

Serhiy Storchaka added the comment: Is not this a duplicate of issue31141? -- nosy: +serhiy.storchaka ___ Python tracker ___ ___ Py

[issue20180] Derby #11: Convert 50 sites to Argument Clinic across 9 files

Tal Einat added the comment: Now just the collections module is left from this group. Raymond, what would you like done with it WRT AC conversion, if at all? -- ___ Python tracker __

[issue25041] document AF_PACKET socket address format

Benjamin Peterson added the comment: New changeset a00de685c11cf8bdca1f8efa7aab80552d80ddfb by Benjamin Peterson in branch '3.6': [3.6] closes bpo-25041: Document AF_PACKET socket address format. (GH-9209) https://github.com/python/cpython/commit/a00de685c11cf8bdca1f8efa7aab80552d80ddfb ---

[issue34641] Curiosity: f((a)=1) is not a syntax error -- why?

Karthikeyan Singaravelan added the comment: There seems to be some of the similar cases that have tests added as part of c960f26044edaea6669e60859ecf590c63c65e62 and the original error message added at 3e0055f8c65c407e74ce476b8e2b1fb889723514. Existing tests : >>> f(x()=2) Traceback (most

[issue34637] Make *start* usable as a keyword argument for sum().

Karthikeyan Singaravelan added the comment: There doesn't seem to be any performance regression hoping that I am doing the benchmarks correctly. Some numbers for the PR. # Master git checkout master git clean -xdf && ./configure && make -s -j4 $ cpython git:(master) ./python.exe Python 3.8.

[issue34641] Curiosity: f((a)=1) is not a syntax error -- why?

Serhiy Storchaka added the comment: Could you please create a PR Benjamin? And please keep the comment about special casing lambda. See also issue30858 about the wording of the error message. -- ___ Python tracker

[issue34641] Curiosity: f((a)=1) is not a syntax error -- why?

Change by Benjamin Peterson : -- keywords: +patch pull_requests: +8644 stage: -> patch review ___ Python tracker ___ ___ Python-bug

[issue34641] Curiosity: f((a)=1) is not a syntax error -- why?

Karthikeyan Singaravelan added the comment: Tested the patch. ➜ cpython git:(master) ✗ ./python.exe Python 3.8.0a0 (heads/master-dirty:731ff68eee, Sep 12 2018, 11:40:16) [Clang 7.0.2 (clang-700.1.81)] on darwin Type "help", "copyright", "credits" or "license" for more information. >>> def foo(

<    1   2