[issue28727] Implement comparison (x==y and x!=y) for _sre.SRE_Pattern

STINNER Victor added the comment: Ok, I hope that it's the last attempt: patch 5 * Remove hash(b) != hash(a): only keep tests on hash(b)==hash(a) when b==a * Replace re.ASCII flag with no flag to test two patterns with different flags -- Added file: http://bugs.python.org/file45529/patt

[issue20572] subprocess.Popen.wait() undocumented "endtime" parameter

Changes by Martin Panter : Removed file: http://bugs.python.org/file42579/downloadfile.htm ___ Python tracker ___ ___ Python-bugs-list mailing

[issue28727] Implement comparison (x==y and x!=y) for _sre.SRE_Pattern

Serhiy Storchaka added the comment: There is a problem with locale-depending flags. The same pattern may be compiled with the LOCALE flag to different pattern objects in different locales. Perhaps we should compare the compiled code instead of pattern strings. Or both. -- ___

[issue20572] subprocess.Popen.wait() undocumented "endtime" parameter

Martin Panter added the comment: I think other people wanted to add an automated deprecation warning in the code first, before removing it. -- nosy: +martin.panter ___ Python tracker __

[issue28727] Implement comparison (x==y and x!=y) for _sre.SRE_Pattern

STINNER Victor added the comment: Serhiy: "There is a problem with locale-depending flags. The same pattern may be compiled with the LOCALE flag to different pattern objects in different locales." Oh, I didn't know and you are right. "Perhaps we should compare the compiled code instead of pat

[issue28727] Implement comparison (x==y and x!=y) for _sre.SRE_Pattern

Serhiy Storchaka added the comment: '[abc]' and '[cba]' are compiled to the same code. Do we want to handle them as equal? This is implementation defined. -- ___ Python tracker

[issue28724] Add method send_io, recv_io to the socket module.

INADA Naoki added the comment: FYI, multiprocessing.reduction module has send_fds and recv_fds. -- nosy: +inada.naoki ___ Python tracker ___ _

[issue26928] _bootlocale imports locale at startup on Android, causing test_site to fail

Xavier de Gaye added the comment: Patch that follows closely the conditionals in the __bootlocale module. -- stage: patch review -> commit review Added file: http://bugs.python.org/file45530/skip_test_2.patch ___ Python tracker

[issue26928] _bootlocale imports locale at startup on Android, causing test_site to fail

STINNER Victor added the comment: > The problem is caused by the fact that android does not have HAVE_LANGINFO_H > and CODESET set Hum, is it possible to get the locale encoding by another way? If not, what is the locale encoding? Does Android provide mbstowcs() and wcstombs() functions? ---

[issue28731] _PyDict_NewPresized() creates too small dict

New submission from INADA Naoki: _PyDict_NewPresized(6) creates dict which keysize is 8. But it's capacity is 5 (8 * 2 // 3 = 5). This internal API is used by BUILD_MAP and BUILD_CONST_KEYMAP. -- assignee: inada.naoki files: PyDict_NewPresized-too-small.patch keywords: patch messages: 2

[issue28731] _PyDict_NewPresized() creates too small dict

INADA Naoki added the comment: This patch includes fix for ESTIMATE_SIZE macro. (see below) Same fix is included in patch for issue28147. >>> def estimate_size(n): ... return n * 3 // 2 # Current ESTIMATE_SIZE ... >>> def usable(n): ... return n * 2 // 3 ... >>> def keysize(minsize): ..

[issue28727] Implement comparison (x==y and x!=y) for _sre.SRE_Pattern

STINNER Victor added the comment: > '[abc]' and '[cba]' are compiled to the same code. Do we want to handle them > as equal? Comparison must be fast. If the comparison is just memcmp(code1, code2, codesize), it's ok. I agree that we must put a similar somewhere to say that some parts are imple

[issue28732] spawnl crash on windows7

New submission from srinivasaraoMaddukuri: in window7 (using python 3.4.3,3.5.2) following script crashes import os os.spawnl( os.P_NOWAIT, 'C:/Tcl/bin/tclsh.exe' )" Note: similar issue is already exist https://bugs.python.org/issue8036 -- components: Interpreter Core messages: 281095

[issue28732] spawnl crash on windows7

srinivasaraoMaddukuri added the comment: small correction (removed " ) import os os.spawnl( os.P_NOWAIT, 'C:/Tcl/bin/tclsh.exe' ) -- ___ Python tracker ___ _

[issue28732] spawnl crash on windows7

STINNER Victor added the comment: Just to make sure: a crash means that the Python process is killed and you get a popup or something like that? Can you please try to run the script on Python 3.6 using: python.exe -X faulthandler script.py It should display the Windows error code at least. -

[issue28731] _PyDict_NewPresized() creates too small dict

INADA Naoki added the comment: current: $ ~/work/python36/bin/python3 -m perf timeit -- 'd = {"a":1, "b":2, "c":3, "d":4, "e":5, "f":6}' . Median +- std dev: 925 ns +- 49 ns patched: $ ~/work/python36/bin/python3 -m perf timeit -- 'd = {"a":1, "b":2, "c":3, "d":4, "e":5, "f

[issue28732] spawnl crash on windows7

Changes by STINNER Victor : -- components: +Windows nosy: +paul.moore, steve.dower, tim.golden, zach.ware ___ Python tracker ___ ___ P

[issue28730] __reduce__ not being called in dervied extension class from datetime.datetime

Jeff Reback added the comment: ok thanks for the info. fixed in pandas here: https://github.com/pandas-dev/pandas/pull/14689 is this documented in the whatsnew? -- ___ Python tracker _

[issue26273] Expose TCP_CONGESTION and TCP_USER_TIMEOUT to the socket module

Jelte Fennema added the comment: Is there any issue in merging this? TCP_USER_TIMEOUT is quite useful, for automatic failover of connections that suddenly died. -- nosy: +JelteF ___ Python tracker

[issue28727] Implement comparison (x==y and x!=y) for _sre.SRE_Pattern

Serhiy Storchaka added the comment: I see two options: * Compare flags, isbytes and code. This makes some different patterns be compiled to equal objects. For example spaces in verbose mode are ignored. But this don't make equal all equivalent patterns. '[aA]' would be equal to '(?:a|A)' but

[issue20572] subprocess.Popen.wait() undocumented "endtime" parameter

Mariatta Wijaya added the comment: Thanks, Martin :) Attached is the patch where deprecation warning is emitted if endtime argument is passed. Let me know if this works. Thanks :) -- keywords: +patch Added file: http://bugs.python.org/file45532/issue20572.patch ___

[issue28730] __reduce__ not being called in dervied extension class from datetime.datetime

Serhiy Storchaka added the comment: It seems to me that this is not documented. I'm even not sure that this change is compatible. Additional bit is saved only with protocol 4. The default protocol is 3, thus your should explicitly specify it. But protocol 4 is supported since 3.4. It seems to

[issue26928] _bootlocale imports locale at startup on Android, causing test_site to fail

Chi Hsuan Yen added the comment: Seems Android/BioniC always uses UTF-8: https://android.googlesource.com/platform/bionic/+/master/libc/bionic/mbrtoc32.cpp#83 -- nosy: +Chi Hsuan Yen ___ Python tracker ___

[issue28731] _PyDict_NewPresized() creates too small dict

STINNER Victor added the comment: FYI if you rename Python binaries, you can use: ./python-patched perf timeit --compare-to=./python-orig -- ___ Python tracker ___ _

[issue28731] _PyDict_NewPresized() creates too small dict

STINNER Victor added the comment: > Median +- std dev: 925 ns +- 49 ns > Median +- std dev: 726 ns +- 30 ns Nice speedup. Can you please compare Python 3.5? Better if you compile it yourself with the same options. I'm curious if 925 ns is slower than py3.5 or if 726 ns is faster than py3.5. --

[issue26928] _bootlocale imports locale at startup on Android, causing test_site to fail

STINNER Victor added the comment: If it is not possible to change the locale, it makes sense to hardcode utf8. Note: to avoid mojibake, it's better if sys.getfilesystemencoding() and locale.getpreferredencoding(False) are equal. I understand that both must be utf8. -- _

[issue28731] _PyDict_NewPresized() creates too small dict

Serhiy Storchaka added the comment: The condition in the loop in _PyDict_NewPresized() contains the test newsize > 0. This is a check for integer overflow. But it doesn't make much sense. First, the overflow is undefined behavior, and it is too late to detect it when it already is happen. Seco

[issue28731] _PyDict_NewPresized() creates too small dict

INADA Naoki added the comment: inada-n@test1:~/work/py36$ ~/local/py36/bin/patched -m perf timeit --compare-to ~/local/py36/bin/master -- 'd = {"a":1, "b":2, "c":3, "d":4, "e":5, "f":6}' master: . 910 ns +- 49 ns patched: . 713 ns +- 26 ns Median +- std d

[issue26928] _bootlocale imports locale at startup on Android, causing test_site to fail

Chi Hsuan Yen added the comment: There are some locale strings supported in setlocale(): https://android.googlesource.com/platform/bionic/+/master/libc/bionic/locale.cpp#104. However, seems mbstowcs just ignores such a setting on Android. Here's an example: #include #include #include #incl

[issue28732] spawnl crash on windows7

Eryk Sun added the comment: spawnl is implemented by calling _spawnv [1], which is documented to invoke the invalid parameter handler if argv points to a NULL pointer. It wants the program name, or whatever, as long as argv[0] isn't NULL or an empty string, e.g. `os.spawnl(os.P_NOWAIT, 'C:/Tcl

[issue28730] __reduce__ not being called in dervied extension class from datetime.datetime

Alexander Belopolsky added the comment: > On Nov 18, 2016, at 7:04 AM, Serhiy Storchaka wrote: > > Yet one doubtful detail is that the fold bit is added to the hour bit in > datetime.time, but to the month field in datetime.datetime. The reason behind this choice is documented in PEP 495: "We

[issue28731] _PyDict_NewPresized() creates too small dict

INADA Naoki added the comment: Python 3.5 has similar issue: $ ~/local/py35/bin/patched -m perf timeit --compare-to ~/local/py35/bin/master -- 'd = {"a":1, "b":2, "c":3, "d":4, "e":5, "f":6}' master: . 1.15 us +- 0.09 us patched: . 885 ns +- 37 ns Median

[issue28733] Show how to use mock_open in modules other that __main__

New submission from Michał Bultrowicz: Documentation of mock_open doesn't say how to use it in real-life test situations (when you're probably not mocking in __main__). I've spent some time scratching my head and googling for the way to mock-out the "open" function, want to spare other people

[issue28731] _PyDict_NewPresized() creates too small dict

STINNER Victor added the comment: Ok, it's an optimization, not a performance regression of Python 3.6. In this case, I suggest to first push the change to Python 3.7, and after 3.6.0 release, backport to 3.6 (if you want to), and maybe even 3.5 if it makes sense (and if you want). I didn't r

[issue26928] _bootlocale imports locale at startup on Android, causing test_site to fail

STINNER Victor added the comment: In Python, the most important functions are Py_DecodeLocale() and Py_EncodeLocale() which use mbstowcs() and wvstombs(). -- ___ Python tracker _

[issue28732] spawnl crash on windows7

STINNER Victor added the comment: I like the idea of using _Py_BEGIN_SUPPRESS_IPH, but also the idea of implementing most obvious checks on arguments. Sadly, I don't have access to Windows yet to write such patch. Eryk, if you write such patch, I would be happy to review it ;-) Especially if it i

[issue28731] _PyDict_NewPresized() creates too small dict

INADA Naoki added the comment: On Fri, Nov 18, 2016 at 9:31 PM, Serhiy Storchaka wrote: > > Serhiy Storchaka added the comment: > > The condition in the loop in _PyDict_NewPresized() contains the test newsize > > 0. This is a check for integer overflow. But it doesn't make much sense. > First,

[issue28730] __reduce__ not being called in dervied extension class from datetime.datetime

Serhiy Storchaka added the comment: Thank you for your explanation Alexander. It looks reasonable. But there are two drawbacks. 1. By default the fold bit is ignored. That means that you lost it when use multiprocessing or other library that uses default pickle protocol. 2. It is not easy to

[issue28731] _PyDict_NewPresized() creates too small dict

STINNER Victor added the comment: Even if the use case is limited (creation of small dictionaries), it's a nice enhancement, good job Naoki! It's nice to see someone looking at this very important Python type! 1.28x faster or 1.62x faster is significant for a micro-optimization! (My personal

[issue28731] _PyDict_NewPresized() creates too small dict

Serhiy Storchaka added the comment: > So how about more small, maximum presize? I don't know what is the benefit of this, but this change looks correct. The benefit of preresizing is vanishingly small for very large dicts. -- ___ Python tracker

[issue28731] _PyDict_NewPresized() creates too small dict

Serhiy Storchaka added the comment: This optimization affects only 6-element (and perhaps to less extend 11-element) dicts. But in any case this is good enhancement. Naoki, could you please make microbenchmarks for 5- and 7-element dicts with your next patch? -- _

[issue28731] _PyDict_NewPresized() creates too small dict

INADA Naoki added the comment: Can I assume PY_SSIZE_T_MAX is 2**n-1? If so, I can define like: #define PyDict_MAXSIZE (PY_SSIZE_T/8+1) -- ___ Python tracker ___ ___

[issue28731] _PyDict_NewPresized() creates too small dict

STINNER Victor added the comment: > Can I assume PY_SSIZE_T_MAX is 2**n-1? I think so. Add an assertion just to be sure :-) -- ___ Python tracker ___ ___

[issue28159] Deprecate isdst argument in email.utils.localtime

R. David Murray added the comment: At this point I think the deprecation warning will go into 3.7, but we should be able to remove it in 3.8. I think I'll probably keep the 'localtime' method and have it delegate it to astimezone, because frankly I would never be able to remember that that wa

[issue28730] __reduce__ not being called in dervied extension class from datetime.datetime

Alexander Belopolsky added the comment: > On Nov 18, 2016, at 8:49 AM, Serhiy Storchaka wrote: > > But there are two drawbacks. It is not too late to make improvements. If you have specific proposals - please bring them up on the mailing list. -- __

[issue28159] Deprecate isdst argument in email.utils.localtime

Mariatta Wijaya added the comment: Thanks David :) So, I found that isdst was never added as method signature in the docs, but it is mentioned in the paragraph. https://docs.python.org/3.7/library/email.util.html?#email.utils.localtime The intention is still just to deprecate isdst argument, ri

[issue28734] argparse: successive parsing wipes out nargs=? values

New submission from Adam Stewart: I'm writing a wrapper that optionally accepts a file and reads more options from that file. The wrapper then needs to pass all of these options and the file to another program (qsub). Here is a minimal example to reproduce the behavior I'm seeing: >>> import

[issue28398] Return singleton empty string in _PyUnicode_FromASCII

STINNER Victor added the comment: To reduce the memory footprint, it's important that we reuse internal Unicode singletons. For the empty string singleton, you have two choices: * if length is equal to zero, return the singleton * create a string and then call unicode_result() unicode_result()

[issue26936] android: test_socket fails

Xavier de Gaye added the comment: New patch using support.less_than_android_api(level). -- stage: patch review -> commit review Added file: http://bugs.python.org/file45534/test_socket_2.patch ___ Python tracker __

[issue28694] tkinter interface to fontchooser

Lance Ware added the comment: Not having any luck creating a patch. I have retrieved source, built python, put my fontchooser.py file (attached) in cpython\Lib\tkinter, done hg add and hg commit, but when I try to do hg diff it gives me nothing. -- Added file: http://bugs.python.org/fi

[issue28531] Improve utf7 encoder memory usage

STINNER Victor added the comment: Serhiy Storchaka: "The performance of the UTF-7 codec is not important." Right. "Actually I'm going to propose replacing it with Python implementation." Oh. Sadly, PyUnicode_DecodeUTF7() is part of the stable ABI. Do you want to call the Python codec from th

[issue26928] _bootlocale imports locale at startup on Android, causing test_site to fail

Chi Hsuan Yen added the comment: Submitted a patch to issue28596 -- ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscri

[issue28596] on Android _bootlocale on startup relies on too many library modules

Chi Hsuan Yen added the comment: Here's my try: force UTF-8 on Android as explained in msg281110. sys.getfilesystemencoding() is already UTF-8 since issue22747. Testing: 1. Starting up time 0.18~0.19s => 0.11~0.12s, on Android 6.0, ASUS ZE500KL (Qualcomm MSM8916 QuadCore 1.2GHz) 2. test_site p

[issue28735] Mock is equal to ANY but MagicMock is not

New submission from Rafael Jacinto Caricio da Fonseca: On Python 3.5.2 mock.Mock() is equal to mock.ANY, but mock.MagicMock() is not. Minimal example: In Python 3.5.2: >>> from unittest import mock >>> mock.Mock() == mock.ANY True >>> mock.ANY == mock.Mock() True >>> mock.MagicMock() == mock.AN

[issue28731] _PyDict_NewPresized() creates too small dict

INADA Naoki added the comment: > This optimization affects only 6-element (and perhaps to less extend > 11-element) dicts. But in any case this is good enhancement. This affects when minused = (n*2/3)+1 .. n-1 (n=8, 16, ...) n=8: 6, 7 n=16: 11, 12, ..15 > Naoki, could you please make microben

[issue28734] argparse: successive parsing wipes out nargs=? values

Wolfgang Maier added the comment: try this: parser.add_argument('file', nargs='?', default = argparse.SUPPRESS) I don't think this is a bug. The default for the default parameter is None so the behavior is consistent with the documentation. -- nosy: +wolma

[issue25731] Assigning and deleting __new__ attr on the class does not allow to create instances of this class

Changes by Carl Dunham : -- nosy: +Carl Dunham ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.pyt

[issue28734] argparse: successive parsing wipes out nargs=? values

Adam Stewart added the comment: Works for me, thanks Wolfgang! -- resolution: -> not a bug status: open -> closed ___ Python tracker ___

[issue28159] Deprecate isdst argument in email.utils.localtime

R. David Murray added the comment: No, localtime does something subtly different, in that it will accept a naive datetime add the local timezone to it. Calling localtime() is also more convenient/readable than calling datetime.now().astimezone(). -- __

[issue28398] Return singleton empty string in _PyUnicode_FromASCII

Serhiy Storchaka added the comment: I know that _PyUnicode_FromASCII() is called with size=0. But most callers call it only with size!=0. I didn't investigate further. We should know what is the benefit of the patch before committing it. Just "for consistency" is a weak argument itself. -

[issue28736] multiprocessing.Lock() no longer has .acquire()

New submission from Eric Leadbetter: The documentation on the multiprocessing library in Python 3 uses Lock.acquire()/Lock.release() in the example for primitive synchronization (https://docs.python.org/3/library/multiprocessing.html#synchronization-between-processes). Lock() has been changed

[issue28398] Return singleton empty string in _PyUnicode_FromASCII

STINNER Victor added the comment: > We should know what is the benefit of the patch before committing it. The purpose of the patch is to use the empty string singleton to reduce the memory footprint, instead of creating multiple empty (Unicode) string objects. -- _

[issue28531] Improve utf7 encoder memory usage

Serhiy Storchaka added the comment: I fixed many long living bugs in the UTF-7 codec in the past, and I remember that we fixed bugs introduced by using _PyUnicodeWriter or _PyBytesWriter many months after changing the code. Since the UTF-7 codec is rarely used, there is a risk of introducing n

[issue28531] Improve utf7 encoder memory usage

STINNER Victor added the comment: Oh no, now I'm afraid of breaking something :-D I don't trust anymore our test suite for the UTF-7 codec, so I close the issue :-) Sorry Xiang, but as we said, this rarely used codec is not important enough to require optimization. -- resolution: ->

[issue28531] Improve utf7 encoder memory usage

STINNER Victor added the comment: > I remember that we fixed bugs introduced by using _PyUnicodeWriter or > _PyBytesWriter many months after changing the code. Yeah, now I recall it (vaguely), that's why I closed the bug :-) -- ___ Python tracker <

[issue28737] Document that tp_dealloc handler must call PyObject_GC_UnTrack if Py_TPFLAGS_HAVE_GC is set

New submission from Sam Gross: In general, an a PyTypeObject that has Py_TPFLAGS_HAVE_GC set must call PyObject_GC_UnTrack() before it frees any PyObject* references it owns. The only reference to this requirement I found is in https://docs.python.org/3/c-api/gcsupport.html#c._PyObject_GC_TRAC

[issue28398] Return singleton empty string in _PyUnicode_FromASCII

Serhiy Storchaka added the comment: My question is simple: in what circumstances the patch has an effect? -- ___ Python tracker ___ __

[issue28398] Return singleton empty string in _PyUnicode_FromASCII

Xiang Zhang added the comment: > My question is simple: in what circumstances the patch has an effect? My original intention is that there is no need for the caller to check for the empty string. Even there is no use case now, it could be in future. But Serhiy, I am actually very glad to get a

[issue28728] test_host_resolution in test_socket fails on duplicate assert

Changes by SilentGhost : Removed file: http://bugs.python.org/file45524/test_socket.diff ___ Python tracker ___ ___ Python-bugs-list mailing l

[issue28728] test_host_resolution in test_socket fails

SilentGhost added the comment: Of course, you're right, that was my mistake. The last three addresses fail to raise, namely: '::1q', '::1::2' and '1:1:1:1:1:1:1:1:1'. -- stage: patch review -> title: test_host_resolution in test_socket fails on duplicate assert -> test_host_resolution

[issue28694] tkinter interface to fontchooser

Zachary Ware added the comment: I would recommend backing out your commit (hg rollback if you haven't pulled or otherwise changed your checkout since you made your commit), and just do 'hg diff' at the point where you would commit. In this particular case, if there are no changes other than t

[issue28673] pyro4 with more than 15 threads often crashes 2.7.12

Changes by Terry J. Reedy : -- stage: -> test needed title: When using pyro4 with more than 15 threads, python 2.7.12 cores frequently -> pyro4 with more than 15 threads often crashes 2.7.12 ___ Python tracker __

[issue28677] difficult to parse sentence structure in "When an instance attribute is referenced that isn't a data attribute"

Terry J. Reedy added the comment: David's wording looks good. -- nosy: +terry.reedy ___ Python tracker ___ ___ Python-bugs-list mailin

[issue28596] on Android _bootlocale on startup relies on too many library modules

Chi Hsuan Yen added the comment: Version 2 - use sys.implementation._multiarch to determine whether it's Android or not -- Added file: http://bugs.python.org/file45537/android-locale-utf8.patch ___ Python tracker

[issue28736] multiprocessing.Lock() no longer has .acquire()

R. David Murray added the comment: What gives you the idea that the multiprocessing Lock implementation has been changed? Are you confusing the asyncio Lock with the threading Lock? Is there a documentation crosslink somewhere that is going to the wrong place? -- nosy: +r.david.murra

[issue28596] on Android _bootlocale on startup relies on too many library modules

Changes by Antoine Pitrou : -- nosy: -pitrou ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.pyth

[issue24452] Make webbrowser support Chrome on Mac OS X

Roundup Robot added the comment: New changeset 0c8270cbdc62 by Brett Cannon in branch 'default': Issue #24452: add attribution https://hg.python.org/cpython/rev/0c8270cbdc62 -- ___ Python tracker __

[issue28681] About function renaming in the tutorial

Terry J. Reedy added the comment: It took me a moment to realize that 'value of the function name' meant 'the function object associated with the name'. I think David's rewrite is a substantial improvement. I would just change the end 'can be used as a function' to 'can be used to access the

[issue28705] Clean up design FAQ question about compiling to C

Changes by Brett Cannon : -- resolution: -> fixed stage: -> resolved status: open -> closed ___ Python tracker ___ ___ Python-bugs-l

[issue28705] Clean up design FAQ question about compiling to C

Roundup Robot added the comment: New changeset a0a3dab4ed66 by Brett Cannon in branch '3.6': Issue #28705: greatly simplify the FAQ entry on transpiling. https://hg.python.org/cpython/rev/a0a3dab4ed66 New changeset 89e2201142f9 by Brett Cannon in branch 'default': Merge for issue #28705 https://

[issue28736] multiprocessing.Lock() no longer has .acquire()

Eric Leadbetter added the comment: It was a typographical error on my part. My mistake. -- status: open -> closed ___ Python tracker ___ _

[issue28687] Python 2.7.12 windows x64 installer fails after previous bad uninstall

Terry J. Reedy added the comment: I had something like this happen with early 3.y.z. I believe I re-downloaded and re-installed the old version before either uninstalling or upgrading. I now keep the installer for x.y.z around until it is deleted or replaced. (I don't now if this is still n

[issue28693] No HKSCS support in Windows cp950

Changes by Terry J. Reedy : -- versions: -Python 3.3, Python 3.4 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe

[issue28736] multiprocessing.Lock() no longer has .acquire()

Changes by Zachary Ware : -- resolution: -> not a bug stage: -> resolved ___ Python tracker ___ ___ Python-bugs-list mailing list Un

[issue28738] Document SIGBREAK as argument for signal() under Windows.

New submission from Wojtek Ruszczewski: SIGBREAK should be listed as acceptable for signal.signal() under Windows. Some context. Registering a handler for SIGBREAK may be useful as this is the signal that generating CTRL_BREAK_EVENT results in (and the latter combined with the CREATE_NEW_PROCE

[issue28702] Confusing error message when None used in expressions, eg. "'NoneType' object has no attribute 'foo'"

Terry J. Reedy added the comment: I have doubts also. The issue is the same for NotImplemented, though the occurrence is much rarer, and similar for Ellipsis. >>> NotImplemented.foo Traceback (most recent call last): File "", line 1, in NotImplemented.foo AttributeError: 'NotImplemented

[issue28159] Deprecate isdst argument in email.utils.localtime

Alexander Belopolsky added the comment: Keeping localtime as a convenience function in email.util is fine, but isdst argument should be eliminated at some point. There is a fundamental problem with disambiguating fold times with isdst: some folds do not involve the change in dst or happen in

[issue28710] Sphinx incompatible markup in configparser.ConfigParser.

Terry J. Reedy added the comment: As far as I looked, the patch changes `xyz' in docstrings and quotes to ``xyz``. A rst expert should verify that this is correct. In printed strings, `zyz' is changed to 'xyz', which I consider to be correct. Before applying this, I would want to review in R

[issue28687] Python 2.7.12 windows x64 installer fails after previous bad uninstall

Steve Dower added the comment: So the fix for pre-2.7.13 here is to Repair first and then reinstall. But we've actually fixed this for 2.7.13 by making the pip uninstall step non-vital (the work was sponsored by Microsoft because it affects the Visual Studio installer). See issue27888 for the

[issue28687] Python 2.7.12 windows x64 installer fails after previous bad uninstall

Steve Dower added the comment: > ...is to Repair first and then reinstall Repair and then *un*install (obviously). -- ___ Python tracker ___

[issue28710] Sphinx incompatible markup in configparser.ConfigParser.

R. David Murray added the comment: I think that we do not generally use ReST markup in our docstrings. So replacing `x' with 'x' would be more correct, I think. In many cases the quotes could just be omitted entirely. The patch command says: patch unexpectedly ends in middle of line pat

[issue28739] PEP 498: docstrings as f-strings

New submission from Yury Selivanov: Can f-strings be used as docstrings? Right now: class Foo: f'spam' Foo.__doc__ is None I couldn't find that f-strings cannot be used as docstrings in neither PEP 498 not in the 3.6 documentation, so I suppose this is a bug. -- compon

[issue28739] PEP 498: docstrings as f-strings

Eric V. Smith added the comment: As you've seen, the answer is "no"! We'd need to add logic to evaluate them at function definition time. That would be a slight noticeable change, if the expressions had side effects. -- ___ Python tracker

[issue28735] Mock is equal to ANY but MagicMock is not

Changes by SilentGhost : -- nosy: +michael.foord versions: +Python 3.6, Python 3.7 ___ Python tracker ___ ___ Python-bugs-list mailing

[issue28739] PEP 498: docstrings as f-strings

Martin Panter added the comment: There was a bit of discussion at the top of . IMO it would be simpler do disallow all f-strings as docstrings. Otherwise, what would the result of this be: name = "module level" class C: name = "class level"

[issue28740] Add sys.getandroidapilevel()

New submission from STINNER Victor: Android slowly becomes a first-citizen class platform in CPython thanks to Xavier de Gaye and other motivated developers, thanks to all of them :-) To fix the issue #28596, we need a function to check if we are running Android. Chi Hsuan Yen proposed to use

[issue28596] on Android _bootlocale on startup relies on too many library modules

STINNER Victor added the comment: I created the issue #28740: Add sys.getandroidapilevel(). -- ___ Python tracker ___ ___ Python-bugs-

[issue28740] Add sys.getandroidapilevel()

STINNER Victor added the comment: Ah, I wrote a patch to implement the function. I used ANDROID_API_LEVEL from pyconfig.h. I chose to simply return an integer. I don't know if it's the most future-proof API :-) -- keywords: +patch Added file: http://bugs.python.org/file45539/getandroid

[issue28739] PEP 498: docstrings as f-strings

Yury Selivanov added the comment: > IMO it would be simpler do disallow all f-strings as docstrings. How exactly you want to disallow them? Raise SyntaxError? If you don't raise anything, then the behaviour is just confusing -- the interpreter parses them, but __doc__ is None. I think this

[issue28741] PEP 498: single '}' is not allowed

New submission from Yury Selivanov: The PEP should document the "single '}' is not allowed" error. -- assignee: docs@python components: Documentation messages: 281173 nosy: docs@python, eric.smith, yselivanov priority: normal severity: normal status: open title: PEP 498: single '}' is no

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