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

Christian Heimes added the comment: New changeset 6d9ec8bbfa07161431dc6190dd0772a6fbaf7ebd by Christian Heimes in branch 'master': bpo-1635741: Port resource extension module to module state (GH-23462) https://github.com/python/cpython/commit/6d9ec8bbfa07161431dc6190dd0772a6fbaf7ebd

[issue42620] documentation on `getsockname()` wrong for AF_INET6

miss-islington added the comment: New changeset 7fe7d83c26b02c8a65c8a9633cc4251f5cd97ebf by Miss Islington (bot) in branch '3.9': bpo-42620: Improve socket.getsockname doc string (GH-23742) https://github.com/python/cpython/commit/7fe7d83c26b02c8a65c8a9633cc4251f5cd97ebf --

[issue42620] documentation on `getsockname()` wrong for AF_INET6

miss-islington added the comment: New changeset b20494618c6ac6ebcd354e0b16a6645fe47acbee by Miss Islington (bot) in branch '3.8': bpo-42620: Improve socket.getsockname doc string (GH-23742) https://github.com/python/cpython/commit/b20494618c6ac6ebcd354e0b16a6645fe47acbee --

[issue42620] documentation on `getsockname()` wrong for AF_INET6

Change by miss-islington : -- pull_requests: +22760 pull_request: https://github.com/python/cpython/pull/23907 ___ Python tracker ___

[issue42620] documentation on `getsockname()` wrong for AF_INET6

Change by miss-islington : -- pull_requests: +22759 pull_request: https://github.com/python/cpython/pull/23906 ___ Python tracker ___

[issue42620] documentation on `getsockname()` wrong for AF_INET6

miss-islington added the comment: New changeset cf3565ca9a7ed0f7decd000e41fa3de400986e4d by Christian Heimes in branch 'master': bpo-42620: Improve socket.getsockname doc string (GH-23742) https://github.com/python/cpython/commit/cf3565ca9a7ed0f7decd000e41fa3de400986e4d -- nosy:

[issue15303] Minor revision to the method in Tkinter

Change by Serhiy Storchaka : -- pull_requests: +22758 pull_request: https://github.com/python/cpython/pull/23904 ___ Python tracker ___

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

Serhiy Storchaka added the comment: If the NOP is outside of the loop, then what is the reason of adding it? You cannot set a breakpoint on "while True:" which stops on every iteration. The goal "tracing every line of code" is incompatible with code optimization. It would be better to add a

[baseline 1.2.0] Easy String Baseline

I am pleased to announce the availability of a new backwards compatible feature in the "baseline" package (releases 1.2.0). This release includes support for Python 3.9 and removal of support for Python 3.4 and 3.5. This tool facilitates streamlining the creation and maintenance of tests which

[issue42035] [C API] PyType_GetSlot cannot get tp_name

Change by hai shi : -- keywords: +patch pull_requests: +22757 stage: -> patch review pull_request: https://github.com/python/cpython/pull/23903 ___ Python tracker ___

pexpect with kadmin

Anyone ever used pexpect with tooling like kadmin and have insight into how to manage interacting with it? After setting up debug logging, I was able to adjust the expect usage to get the input and output logs to at least appear correct when setting a password for a principal, however even with a

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

Benjamin Peterson added the comment: Maybe sys.settrace() is not ultimately the best tool for coverage reporting? If the bytecode compiler natively supported coverage instrumentation, source semantics would be easier to respect. A nice implementation could use Knuth & Stevenson "Optimal

[issue42707] Python uses ANSI CP for stdio on Windows console instead of using console or OEM CP

Eryk Sun added the comment: > When there is no console, stdio should use the default textio > encoding that is ANSI for now. stdin, stdout, and stderr are special and can be special cased because they're used implicitly for IPC. They've always been acknowledged as special by the existence

[issue39465] [subinterpreters] Design a subinterpreter friendly alternative to _Py_IDENTIFIER

STINNER Victor added the comment: New changeset 52a327c1cbb86c7f2f5c460645889b23615261bf by Victor Stinner in branch 'master': bpo-39465: Add pycore_atomic_funcs.h header (GH-20766) https://github.com/python/cpython/commit/52a327c1cbb86c7f2f5c460645889b23615261bf --

[issue42717] The python interpreter crashed with "_enter_buffered_busy"

Xinmeng Xia added the comment: Thanks for your kind explanation! Now, I have understand the causes of this core dump. Considering it will not cause core dump in Python 2.x, I am wondering should we suggest an exception to catch it rather than "core dump"? --

[issue9694] argparse required arguments displayed under "optional arguments"

Eric V. Smith added the comment: I wouldn't let breaking these tests deter you from improving the output. I think using "options" is an improvement. -- ___ Python tracker ___

[issue42707] Python uses ANSI CP for stdio on Windows console instead of using console or OEM CP

Inada Naoki added the comment: > Okay, and also when GetConsoleCP() fails because there's no console (e.g. > python.exe w/ DETACHED_PROCESS creation flag, or pythonw.exe). When there is no console, stdio should use the default textio encoding that is ANSI for now. > However, using UTF-8

[issue42707] Python uses ANSI CP for stdio on Windows console instead of using console or OEM CP

Eryk Sun added the comment: > How about treating only UTF-8 and leave legacy environment as-is? > * When GetConsoleCP() returns CP_UTF8, use UTF-8 for stdin. > Otherwise, use ANSI. Okay, and also when GetConsoleCP() fails because there's no console (e.g. python.exe w/ DETACHED_PROCESS

sqlalchemy blows up and puts in addresses instead of data when mixing fields from different dataframes

sqlalchemy blows up and puts in addresses instead of data when mixing fields from different dataframes when composing a class derived from model, populating fields from different dataframes blows up.fields from one data frame are corrupted after session add and session commit fields

[issue42367] Restore os.makedirs ability to apply mode to all directories created

Change by Zackery Spytz : -- keywords: +patch nosy: +ZackerySpytz nosy_count: 3.0 -> 4.0 pull_requests: +22756 stage: needs patch -> patch review pull_request: https://github.com/python/cpython/pull/23901 ___ Python tracker

[issue42722] Add --debug command line option to unittest to enable post-mortem debugging

Change by Dominik V. : -- keywords: +patch pull_requests: +22755 stage: -> patch review pull_request: https://github.com/python/cpython/pull/23900 ___ Python tracker ___

[issue42722] Add --debug command line option to unittest to enable post-mortem debugging

New submission from Dominik V. : Currently there is no option to use post-mortem debugging via `pdb` on a `unittest` test case which fails due to an exception being leaked. Consider the following example: ``` import unittest def foo(): for x in [1, 2, 'oops', 4]: print(x + 100)

[issue42707] Python uses ANSI CP for stdio on Windows console instead of using console or OEM CP

Inada Naoki added the comment: I think using Console codepage for stdio is better. But I am afraid about breaking existing code. How about treating only UTF-8 and leave legacy environment as-is? * When GetConsoleCP() returns CP_UTF8, use UTF-8 for stdin. Otherwise, use ANSI. * When

[issue34463] Discrepancy between traceback.print_exception and sys.__excepthook__

Change by Irit Katriel : -- pull_requests: +22754 pull_request: https://github.com/python/cpython/pull/23899 ___ Python tracker ___

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

Ned Batchelder added the comment: This seems like a perspective that needs a wider audience. PEP 626 says there will be no performance slowdown: > Performance Implications > > In general, there should be no change in performance. When tracing, > programs should run a little faster as the

[issue42246] Implement PEP 626 -- Precise line numbers for debugging

Change by Batuhan Taskaya : -- nosy: +BTaskaya ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

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

Mark Shannon added the comment: There isn't much of a plan. https://github.com/python/cpython/pull/23896 makes the optimizer respect PEP 626 w.r.t. jumps-to-jumps. >From the point of view of optimization, there is nothing special about >jumps-to-jumps. Any optimization that offers a speed

[issue34463] Discrepancy between traceback.print_exception and sys.__excepthook__

miss-islington added the comment: New changeset 8e5c61a075f3a60272a7dcdc48db200090d76309 by Miss Islington (bot) in branch '3.9': bpo-34463: Make python tracebacks identical to C tracebacks for SyntaxErrors without a lineno (GH-23427)

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

Ned Batchelder added the comment: Specifically, for jumps to jumps, what is the plan? -- ___ Python tracker ___ ___

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

Mark Shannon added the comment: Are you interested in the "what" or the "how"? The "what": PEP 626 defines what CPython must do in terms of tracing lines executed. The "how": Obviously, we want to execute Python as efficiently as possible. To do so, we use a series of "peephole"

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

Change by Batuhan Taskaya : -- nosy: +BTaskaya ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue9694] argparse required arguments displayed under "optional arguments"

Raymond Hettinger added the comment: Since this change will break tests that rely matching help output exactly, I would like to hear if there are any objections to replacing "optional arguments" with "options". The words "switch" or "flag" don't work as well because they imply on/off and

[issue25246] Alternative algorithm for deque_remove()

Change by Raymond Hettinger : -- pull_requests: +22753 pull_request: https://github.com/python/cpython/pull/23898 ___ Python tracker ___

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

Ned Batchelder added the comment: Mark, I'm trying to follow along with your ideas, but it's hard to piece together the implications. Is there a way to have a discussion about where you are headed? https://github.com/python/cpython/pull/23896 "fixes" the jump to jump problems by no longer

[issue2506] Add mechanism to disable optimizations

Mark Shannon added the comment: I think this can finally be closed. A mere 12 years after it was opened :) PEP 626 specifies what the correct behavior is, regardless of whether optimizations are turned on or off, so there is no point in a no-optimize option. The compiler is fast enough that

Re: Installing Python (2.7) 'by hand' on Ubuntu - possible?

On 22.12.2020 at 20:24 Chris Green wrote: > Yes, I do have the Python source. The only thing I don't have the > source for is a .so file and that's why I can't simply migrate the > program(s) from Python 2 to Python 3. > If it's just one .so and that library is compatible with basic libs such

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

Mark Shannon added the comment: The fix, which explains the bug: https://github.com/python/cpython/pull/23896 -- ___ Python tracker ___

[issue42721] Using of simple dialogs without default root window

Change by Serhiy Storchaka : -- keywords: +patch pull_requests: +22752 stage: -> patch review pull_request: https://github.com/python/cpython/pull/23897 ___ Python tracker

[issue42696] Duplicated unused bytecodes at end of function

Mark Shannon added the comment: In what way is it "kludgy"? There is a mathematical theorem that states that generated code will be imperfect, so we will have to live with that :) https://en.wikipedia.org/wiki/Full_employment_theorem 3.10a produces more efficient bytecode than 3.9. 3.9:

[issue42721] Using of simple dialogs without default root window

New submission from Serhiy Storchaka : Currently, standard message boxes in tkinter.messagebox (like showinfo() or askyesnocancel()) can be called without master or default root window. If arguments master or parent are not specified and there is no default root window is still created, the

[issue42246] Implement PEP 626 -- Precise line numbers for debugging

Change by Mark Shannon : -- pull_requests: +22751 pull_request: https://github.com/python/cpython/pull/23896 ___ Python tracker ___

[issue42716] Segmentation fault in running ast.parse() with large expression size.

Steve Stagg added the comment: fyi, Issue42712, Issue42712, Issue42714, Issue42715, Issue42716 all seem to be variants of the same underlying problem -- ___ Python tracker

[issue34463] Discrepancy between traceback.print_exception and sys.__excepthook__

Change by miss-islington : -- nosy: +miss-islington nosy_count: 3.0 -> 4.0 pull_requests: +22750 pull_request: https://github.com/python/cpython/pull/23895 ___ Python tracker

[issue34463] Discrepancy between traceback.print_exception and sys.__excepthook__

Tal Einat added the comment: New changeset 069560b1171eb6385121ff3b6331e8814a4e7454 by Irit Katriel in branch 'master': bpo-34463: Make python tracebacks identical to C tracebacks for SyntaxErrors without a lineno (GH-23427)

[issue42717] The python interpreter crashed with "_enter_buffered_busy"

Steve Stagg added the comment: Minimal test case: import sys, threading def run(): for i in range(1000): sys.stderr.write(' =.= ') if __name__ == '__main__': threading.Thread(target=run, daemon=True).start() === I think this is expected behaviour. My knowledge

Re: Installing Python (2.7) 'by hand' on Ubuntu - possible?

On 2020-12-22, Chris Green wrote: > Grant Edwards wrote: > >> I should have mentioned that bundlers like cx_freeze require that you >> have the Python source for the main app. I don't remember if you >> mentioned source or not... > > Yes, I do have the Python source. The only thing I don't have

[issue42720] << operator has a bug

Eric V. Smith added the comment: That's not how they're defined. From https://docs.python.org/3/reference/expressions.html?highlight=left%20shift#shifting-operations "A right shift by n bits is defined as floor division by pow(2,n). A left shift by n bits is defined as multiplication with

Re: Installing Python (2.7) 'by hand' on Ubuntu - possible?

Grant Edwards wrote: > On 2020-12-22, Chris Green wrote: > > Grant Edwards wrote: > >> On 2020-12-22, Chris Green wrote: > >> > [...] > >> > > >> > How realistic/possible would it be to run the utility in a separate > >> > environment with its own copies of Python2 and any modules and > >> >

[issue42720] << operator has a bug

Nandish added the comment: I took print(100>>3), I dropped last 3 bits and added value ‘0’ to first 3 bits. Both manual calculation and python result was correct. How can << shit operator and >> shit operator work differently , with different logic ? Thanks Nandish On Wed, Dec 23, 2020 at

[issue42714] Segmentation fault in running compile() with large expression size.

Steve Stagg added the comment: As with the other ones, PR: https://github.com/python/cpython/pull/23744 stops this from segfaulting. It does however raise a RecursionError: RecursionError: maximum recursion depth exceeded during compilation As per

[issue42720] << operator has a bug

Eric V. Smith added the comment: Why do you think the first 3 bits should be dropped? That's not the documented behavior of <<. -- nosy: +eric.smith ___ Python tracker ___

[issue42715] Segmentation fault in running exec() with large expression size.

Steve Stagg added the comment: As with the other issues, the underlying segfault is fixed in PR: https://github.com/python/cpython/pull/23744. It does however raise a RecursionError: RecursionError: maximum recursion depth exceeded during compilation As per

[issue42716] Segmentation fault in running ast.parse() with large expression size.

Steve Stagg added the comment: PR: https://github.com/python/cpython/pull/23744 stops this from segfaulting. It does however raise a RecursionError: RecursionError: maximum recursion depth exceeded during compilation As per https://bugs.python.org/issue42609#msg382910, Serhiy implies that

[issue42696] Duplicated unused bytecodes at end of function

Raymond Hettinger added the comment: > Is this a problem in practice? It's just a hint that code generation has imperfections. >From a teacher's or author's point of view, it is something we have to explain >away when demonstrating dis(). It leaves the impression that Python is kludgy.

[issue42712] Segmentation fault in running ast.literal_eval() with large expression size.

Steve Stagg added the comment: Confirmed fixed by https://github.com/python/cpython/pull/23744: Traceback (most recent call last): File "/home/sstagg/tmp/fuzztest/cpython/../test.py", line 4, in print(ast.literal_eval("mylist"+"+mylist"*n)) File

Re: Installing Python (2.7) 'by hand' on Ubuntu - possible?

On 2020-12-22, Chris Green wrote: > Grant Edwards wrote: >> On 2020-12-22, Chris Green wrote: >> > [...] >> > >> > How realistic/possible would it be to run the utility in a separate >> > environment with its own copies of Python2 and any modules and >> > libraries needed? I would install

[issue25246] Alternative algorithm for deque_remove()

Raymond Hettinger added the comment: Am closing this one because it isn't worth an API change. The remove() method is little used and to the extent people do use it, they expect it to work like list.remove(). The latter never raises a RuntimeError. -- resolution: -> rejected

[issue42720] << operator has a bug

New submission from Nandish : I verified the following on both Python 2.7 and Python 3.8 I did print(100<<3) Converting 100 to Binary gives 1100100. What I did is I droped the first 3 bits and added 3 bits with the value '0' at the end. So it should result as 010, and I converted this to

[issue42696] Duplicated unused bytecodes at end of function

Ned Batchelder added the comment: This isn't a problem for me. I noticed it and figured I'd mention it. -- ___ Python tracker ___

Re: Installing Python (2.7) 'by hand' on Ubuntu - possible?

Grant Edwards wrote: > On 2020-12-22, Chris Green wrote: > > [...] > > > > How realistic/possible would it be to run the utility in a separate > > environment with its own copies of Python2 and any modules and > > libraries needed? I would install these 'by hand', i.e. not using > > 'apt' so

Re: Installing Python (2.7) 'by hand' on Ubuntu - possible?

On Wed, Dec 23, 2020 at 2:21 AM Chris Green wrote: > > I have (as discussed here) a printer utility that uses Python 2 and I > can't update it to Python 3 because it has a .so library file which is > compiled for Python 2. I think I have exhausted all the possibilities > for converting it to

[issue29030] argparse: choices override default metavar

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

[issue29030] argparse: choices override default metavar

Raymond Hettinger added the comment: New changeset 4ec2149708c7c06ebeccc27e28e2bbc51c4abeca by Miss Islington (bot) in branch '3.9': bpo-29030: Document interaction between *choices* and *metavar*. (GH-23884) (GH-23894)

[issue42711] lru_cache and NotImplemented

Raymond Hettinger added the comment: > has the potential to fill the LRU cache with calls that > will in ultimately result in errors How would a call result in an error? The worst that can happen is a cache miss and the underlying function gets called. > Change `functools.lru_cache` not

[issue29030] argparse: choices override default metavar

Change by miss-islington : -- nosy: +miss-islington nosy_count: 6.0 -> 7.0 pull_requests: +22749 pull_request: https://github.com/python/cpython/pull/23894 ___ Python tracker

[issue29030] argparse: choices override default metavar

Raymond Hettinger added the comment: New changeset 6afb730e2a8bf0b472b4c3157bcf5b44aa7e6d56 by Raymond Hettinger in branch 'master': bpo-29030: Document interaction between *choices* and *metavar*. (GH-23884) https://github.com/python/cpython/commit/6afb730e2a8bf0b472b4c3157bcf5b44aa7e6d56

Re: Installing Python (2.7) 'by hand' on Ubuntu - possible?

On 2020-12-22, Chris Green wrote: > [...] > > How realistic/possible would it be to run the utility in a separate > environment with its own copies of Python2 and any modules and > libraries needed? I would install these 'by hand', i.e. not using > 'apt' so they would stay as installed even as

[issue41843] Reenable sendfile in shutil.copyfile() on Solaris

Change by Jakub Kulik : -- keywords: +patch pull_requests: +22748 stage: -> patch review pull_request: https://github.com/python/cpython/pull/23893 ___ Python tracker ___

Re: Installing Python (2.7) 'by hand' on Ubuntu - possible?

On 12/22/20 9:44 AM, Chris Green wrote: > I have it running on 20.04 (with a couple of compatibility packages > from a PPA) but I know I start hitting problems as soon as I move to > 20.10. So that does sound like an excellent idea. Where can I find > information about building container type

Re: Installing Python (2.7) 'by hand' on Ubuntu - possible?

Michael Torrie wrote: > On 12/22/20 8:10 AM, Chris Green wrote: > > I have (as discussed here) a printer utility that uses Python 2 and I > > can't update it to Python 3 because it has a .so library file which is > > compiled for Python 2. I think I have exhausted all the possibilities > > for

[issue19561] request to reopen Issue837046 - pyport.h redeclares gethostname() if SOLARIS is defined

Change by Jakub Kulik : -- versions: +Python 3.10, Python 3.8, Python 3.9 -Python 2.7, Python 3.3 ___ Python tracker ___ ___

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

Ned Batchelder added the comment: > According to that definition, there are still bugs in the optimizer relating > to jumps-to-jumps. I plan to fix them Can you say more about that? What is the bug? How will you fix it? -- ___ Python tracker

Re: Installing Python (2.7) 'by hand' on Ubuntu - possible?

On 2020-12-22, Chris Green wrote: > I have (as discussed here) a printer utility that uses Python 2 and I > can't update it to Python 3 because it has a .so library file which is > compiled for Python 2. I think I have exhausted all the possibilities > for converting it to Python 3 so now I'm

Re: Installing Python (2.7) 'by hand' on Ubuntu - possible?

On 12/22/20 8:10 AM, Chris Green wrote: > I have (as discussed here) a printer utility that uses Python 2 and I > can't update it to Python 3 because it has a .so library file which is > compiled for Python 2. I think I have exhausted all the possibilities > for converting it to Python 3 so now

[issue35783] incorrect example of fetching messages in imaplib documentation

Change by Rahul Kumaresan : -- nosy: +rahul-kumi ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

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

Mark Shannon added the comment: Ned, I agree that up until 3.9, it is wasn't that simple. But from 3.10 onward, it should be that simple. That's the point of PEP 626. If a transformation changes observable behavior within the scope of language specification, then it is not an optimization

[issue38946] IDLE on macOS 10.15 Catalina does not open double-clicked files if app already launched

Change by Terry J. Reedy : -- components: +Tkinter ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue29860] smtplib.py doesn't capitalize EHLO.

Change by Rahul Kumaresan : -- nosy: +rahul-kumi ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

Installing Python (2.7) 'by hand' on Ubuntu - possible?

I have (as discussed here) a printer utility that uses Python 2 and I can't update it to Python 3 because it has a .so library file which is compiled for Python 2. I think I have exhausted all the possibilities for converting it to Python 3 so now I'm looking at how to keep it working on my

[issue27820] Possible bug in smtplib when initial_response_ok=False

Change by Rahul Kumaresan : -- nosy: +rahul-kumi ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue42712] Segmentation fault in running ast.literal_eval() with large expression size.

Steve Stagg added the comment: Likely duplicate of Issue42609, Probably fixed by bpo-42609 -- nosy: +stestagg ___ Python tracker ___

[issue38946] IDLE on macOS 10.15 Catalina does not open double-clicked files if app already launched

Alfie Stoppani added the comment: Yep, me too. It's very annoying indeed. -- nosy: +alftheelf ___ Python tracker ___ ___

[issue42719] Eliminate NOPs in the assembler, by emitting zero-width entries in the line number table

New submission from Mark Shannon : This will require a change to the internal line number table format. PEP 626 requires all lines are traced, which makes handling of 'continue' and other jump-to-jumps inefficient if spread across multiple lines. In 3.9 many jump-to-jumps were eliminated,

[issue28964] AST literal_eval exceptions provide no information about line number

Pablo Galindo Salgado added the comment: This is a recurring feature request (I have heard people asking for this a couple of times) and is simple enough to do, so I am fine with this. Unless Serhiy has some concern, I would go forward :) -- ___

[issue42718] Allow zero-width entries in code.co_lines()

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

[issue42707] Python uses ANSI CP for stdio on Windows console instead of using console or OEM CP

Eryk Sun added the comment: > I understand Python should be using reading the current CP (from > GetConsoleOutputCP > or using the default OEM CP, and not assuming ANSI CP for stdio A while ago I analyzed text encodings used by many of the legacy CLI programs in Windows. Some programs hard

[issue28964] AST literal_eval exceptions provide no information about line number

Change by Batuhan Taskaya : -- keywords: +patch -gsoc ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue28964] AST literal_eval exceptions provide no information about line number

Batuhan Taskaya added the comment: I'm +0 on this (even though we only had 2 users wanting this, the implementation seems very trivial). @serhiy.storchaka, @pablogsal any opinions? -- keywords: +gsoc -patch nosy: +pablogsal ___ Python tracker

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

Change by Ned Batchelder : -- nosy: +pablogsal ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

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

Ned Batchelder added the comment: Mark said: > An optimization (CS not math) is a change to the program such that it has the > same effect, according to the language spec, but improves some aspect of the > behavior, such as run time or memory use. > > Any transformation that changes the

Re: Use dot notation to call a function without using parentheses

On 2020-12-22 11:16, Walk More wrote: I am trying to use dot notation to call a function without using parentheses, see code section with *** I have looked into SimpleNamespace, namedTuple, dataclass... but no luck. Below is my sample code to date. Any suggestions? class MyTest: def

Re: Use dot notation to call a function without using parentheses

On Tuesday, December 22, 2020 at 6:31:08 AM UTC-5, Python wrote: > Walk More wrote: > > I am trying to use dot notation to call a function without using > > parentheses, see code section with *** > > I have looked into SimpleNamespace, namedTuple, dataclass... but no luck. > > Below is my

[issue42718] Allow zero-width entries in code.co_lines()

New submission from Mark Shannon : While the impact of making `if 0` and `while True` appear when tracing can be mitigated, the impact of `continue` is more of a concern. The following loop: while True: if test: continue rest PEP 626 requires that the `continue` is traced,

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

Mark Shannon added the comment: What is the problem with NOPs? If there are performance regressions in real code, then that needs to be addressed. If only in a few toy examples, then that is (IMO) a price worth paying for predictable debugging and profiling. Raymond: Effectively it does

Use dot notation to call a function without using parentheses

I am trying to use dot notation to call a function without using parentheses, see code section with *** I have looked into SimpleNamespace, namedTuple, dataclass... but no luck. Below is my sample code to date. Any suggestions? class MyTest: def __init__(self): self.page1 = Page()

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

Change by miss-islington : -- pull_requests: +22747 pull_request: https://github.com/python/cpython/pull/23888 ___ Python tracker ___

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

miss-islington added the comment: New changeset b3c77ecbbe0ad3e3cc6dbd885792203e9e6ec858 by erykoff in branch 'master': bpo-42688: Fix ffi alloc/free when using external libffi on macos (GH-23868) https://github.com/python/cpython/commit/b3c77ecbbe0ad3e3cc6dbd885792203e9e6ec858 --

[issue42717] The python interpreter crashed with "_enter_buffered_busy"

New submission from Xinmeng Xia : The following program can work well in Python 2. However it crashes in Python 3( 3.6-3.10 ) with the following error messages. Program: import sys,time, threading class test: def test(self): pass

[issue42716] Segmentation fault in running ast.parse() with large expression size.

New submission from Xinmeng Xia : Calling function ast.parse() with large size can cause a segmentation fault in Python 3.5 -3.10. Please check the following two examples. The example 1 works as expected, while the second one triggers segmentation fault on Python 3.5,3.6,3.7,3.8,3.9,3.10.

[issue42715] Segmentation fault in running exec() with large expression size.

New submission from Xinmeng Xia : Calling function exec() with large size can cause a segmentation fault in Python 3.7 -3.10. Please check the following two examples. The example 1 works as expected, while the second one triggers segmentation fault on Python 3.7,3.8,3.9,3.10. The primary

  1   2   >