[issue28556] typing.py upgrades

Change by Ivan Levkivskyi : -- pull_requests: +6624 ___ Python tracker ___ ___

[issue33522] Enable CI builds on Visual Studio Team Services

Gregory P. Smith added the comment: Your PRs made modifications to code and did not include a useful commit message or appropriate NEWS entries for the code modifications. Further, VSTS is unreliable. core-workflow made a premature decision to turn off Travis and AppVeyor

[issue33519] Should MutableSequence provide .copy()?

Change by Jelle Zijlstra : -- keywords: +patch pull_requests: +6623 stage: -> patch review ___ Python tracker ___

[issue33564] IDLE: add 'async' to codecontext block openers

Change by Terry J. Reedy : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue33565] strange tracemalloc results

Change by Alexander Mohr : -- type: -> behavior ___ Python tracker ___ ___

[issue33565] strange tracemalloc results

New submission from Alexander Mohr : while investigating https://github.com/boto/botocore/issues/1464 I used tracemalloc (like I've done before in 3.5.2) to try to figure out where the leak was. To my surprise tracemalloc listed stacks that didn't make any sense.

[issue33556] leftover thread crumb in threading.ident docstring

Change by Skip Montanaro : -- keywords: +patch pull_requests: +6622 stage: needs patch -> patch review ___ Python tracker ___

[issue33564] IDLE: add 'async' to codecontext block openers

Terry J. Reedy added the comment: New changeset b2a02b9d88db04c12f800bc088afea0ef6862673 by Terry Jan Reedy (Miss Islington (bot)) in branch '3.7': bpo-33564: Add async to IDLE's code context block openers. (GH-6960) (#6961)

[issue33547] Relative imports do not replace local variables

Rolf Campbell added the comment: Thanks David, I agree that my assumption that the local valiables were not being replaced is not really what was going on there. I also agree that, while this might not strictly classify as a bug, it's probably not the most

[issue33531] test_asyncio: test_subprocess test_stdin_broken_pipe() failure on Travis CI

Terry J. Reedy added the comment: The Travis retest (for 3.7 backport) just failed with the same errors. Why can't we disable this tests. It now takes hours to do a merge with two backports. -- ___ Python tracker

[issue33564] IDLE: add 'async' to codecontext block openers

miss-islington added the comment: New changeset eb4590e4d9abecdbbc91c3531df83e1f9bed50f1 by Miss Islington (bot) in branch '3.6': bpo-33564: Add async to IDLE's code context block openers. (GH-6960)

[issue28418] Raise Deprecation warning for tokenize.generate_tokens

Raymond Hettinger added the comment: Thanks Thomas. I've been a long term user of tokenize.generate_tokens() and would be sad to see it go. The underlying _tokenize() functionality is used else within the module, so there the no benefit to removing the API.

[issue22552] ctypes.CDLL returns singleton objects, resulting in usage conflicts

Change by Ivan Pozdeev : -- resolution: -> rejected stage: -> resolved status: open -> closed ___ Python tracker ___

[issue31645] openssl build fails in win32 if .pl extension is not associated with Perl

Change by Ivan Pozdeev : -- resolution: -> wont fix stage: -> resolved status: open -> closed ___ Python tracker ___

[issue33531] test_asyncio: test_subprocess test_stdin_broken_pipe() failure on Travis CI

Terry J. Reedy added the comment: I just got the two broken pipe error on Travis. -- ___ Python tracker ___

[issue33531] test_asyncio: test_subprocess test_stdin_broken_pipe() failure on Travis CI

Terry J. Reedy added the comment: I have also gotten test_async errors on AppVeyor and MSTS Windows. ERROR: test__sock_sendfile_native_failure (test.test_asyncio.test_base_events.BaseLoopSockSendfileTests)

[issue33554] Optimize PyDictObject

INADA Naoki added the comment: > A little performance optimization, but I think the key is not in performance optimization. > The semantics of the dictresize function are not uniform, and it is inconvenient for others to read. The dictresize function should be split to

[issue33564] IDLE: add 'async' to codecontext block openers

Change by miss-islington : -- pull_requests: +6621 ___ Python tracker ___

[issue33564] IDLE: add 'async' to codecontext block openers

Change by miss-islington : -- pull_requests: +6620 ___ Python tracker ___

[issue33564] IDLE: add 'async' to codecontext block openers

Terry J. Reedy added the comment: New changeset d89ca94847d943b883ebcc68e4f0a18cb042ed0d by Terry Jan Reedy in branch 'master': bpo-33564: Add async to IDLE's code context block openers. (GH-6960)

[issue33564] IDLE: add 'async' to codecontext block openers

Change by Terry J. Reedy : -- keywords: +patch pull_requests: +6619 stage: needs patch -> patch review ___ Python tracker ___

[issue32831] IDLE: Add docstrings and tests for codecontext

Terry J. Reedy added the comment: Because BLOCKOPENERS is sufficiently distant from the changes for this issue, I will add 'async' now, without tests, in #33564. Some of my comments for this issue are ideas for future changes in codecontext.py. --

[issue33564] IDLE: add 'async' to codecontext block openers

New submission from Terry J. Reedy : I am just going to add 'async' to BLOCKOPENERS. I don't think this needs a particular test, as most of the openers are not used in the new tests added by #32831. We could eventually expand the sample to have one of each opener.

[issue33355] Windows 10 buildbot: 15 min timeout on test_mmap.test_large_filesize()

Paul Goins added the comment: I don't know enough about those tests and how important they are considered. My only concern would be with the increased risk of undetected breakage caused by removing them from CI, but if people think the risk is negligible and/or

[issue33459] Fix "tuple display" mention in Expressions

Andrés Delfino added the comment: I'm restoring the original title since we are not sure it was incorrect after all. I have also updated the PR to remove the tuple display entry from the index. -- title: Define "tuple display" in the docs -> Fix "tuple display"

[issue33563] fileinput input's and Fileinput's bufsize=0 do not remit deprecationWarnings

New submission from Matthias Bussonnier : In Lib/fileinput.py, passing bufsize=0 does not raise any DeprecationWarning. Also when using `input` the stacklevel could be better as it passes bufsize directly for FileInput. in Lib/test/test_fileinput.py ;

[issue33563] fileinput input's and Fileinput's bufsize=0 do not remit deprecationWarnings

Change by Matthias Bussonnier : -- keywords: +patch pull_requests: +6618 stage: -> patch review ___ Python tracker ___

[issue32831] IDLE: Add docstrings and tests for codecontext

Terry J. Reedy added the comment: After this is merged, we should immediately add 'async' to the list of block openers. With complete tests, we can more confidently cleanup the code a bit, as well as change behavior. The fourth field of info tuples, block keyword, is never

[issue33562] Check that the global settings for asyncio are not changed by tests

Change by Brett Cannon : -- keywords: +patch pull_requests: +6617 stage: -> patch review ___ Python tracker ___

[issue33355] Windows 10 buildbot: 15 min timeout on test_mmap.test_large_filesize()

David Bolen added the comment: A longer timeout might be another workaround, but for myself, I tend to favor Zachary's original suggestion of eliminating largefile tests for the moment as simplest and most robust. It would also reduce the overall percentage of test time

[issue33562] Check that the global settings for asyncio are not changed by tests

New submission from Brett Cannon : There were not checks in test.libregrtest.save_env to make sure tests were not mucking with the default event loop. The settings to check seem to be: 'asyncio.get_event_loop_policy', 'asyncio.get_event_loop', 'asyncio_get_exception_handler',

[issue28418] Raise Deprecation warning for tokenize.generate_tokens

Thomas Kluyver added the comment: I've opened a PR moving in the other direction (making this public rather than deprecating it): https://github.com/python/cpython/pull/6957 -- nosy: +takluyver ___ Python tracker

[issue9969] tokenize: add support for tokenizing 'str' objects

Thomas Kluyver added the comment: I've opened a PR for issue #12486, which would make the existing but undocumented 'generate_tokens' function public: https://github.com/python/cpython/pull/6957 I agree that it would be good to design a nicer API for this, but the

[issue12486] tokenize module should have a unicode API

Change by Thomas Kluyver : -- pull_requests: +6616 ___ Python tracker ___ ___

[issue12486] tokenize module should have a unicode API

Matthias Bussonnier added the comment: > Why not just bless the existing generate_tokens() function as a public API, Yes please, or just make the private `_tokenize` public under another name. The `tokenize.tokenize` method try to magically detect encoding which

[issue33559] Exception's repr change not documented

miss-islington added the comment: New changeset efa642779739b5af028b0f6ebb9033395e124273 by Miss Islington (bot) in branch '3.7': bpo-33559: Attribute changed repr of exceptions (GH-6954)

[issue25478] Consider adding a normalize() method to collections.Counter()

Vedran Čačić added the comment: As I said above, if we're going to go down that route, it seems much more reasonable to me that total should be a cached property, that's updated on every Counter update (in __setitem__, increased by a difference of a new value and an old one

[issue33558] Python has no icon in taskbar and in start screen

Terry J. Reedy added the comment: For me, 3.6.5 IDLE has the same Python app icon (white notebook page with blue/yellow snakes) as always. But I upgraded from 3.6.4, etc, so my Win10 machine already had the icon. Filip, which Windows (in case it makes a difference)? Which

[issue33559] Exception's repr change not documented

Change by miss-islington : -- pull_requests: +6615 ___ Python tracker ___

[issue25478] Consider adding a normalize() method to collections.Counter()

Allen Downey added the comment: I'd like to second Raymond's suggestion. With just a few additional methods, you could support a useful set of operations. One possible API: def scaled(self, factor) """Returns a new Counter with all values multiplied by factor.""" def

[issue33559] Exception's repr change not documented

Steve Dower added the comment: New changeset fb9dd8915314d857161de89fcbbb041f2b49fc22 by Steve Dower (Miro Hrončok) in branch 'master': bpo-33559: Attribute changed repr of exceptions (GH-6954)

[issue33554] Optimize PyDictObject

b@n added the comment: A little performance optimization, but I think the key is not in performance optimization. The semantics of the dictresize function are not uniform, and it is inconvenient for others to read. The dictresize function should be split to make it just

[issue33561] Add .tostring() method to xml.etree.ElementTree.Element

Stefan Behnel added the comment: Sorry, but you are proposing an API extension here that provides no benefits but duplicates existing functionality in a less versatile place. This is not going to happen. The second proposal (str(xml)) is actually not very helpful as it

[issue33559] Exception's repr change not documented

Steve Dower added the comment: New changeset 54fc49737a6a79f6e2ece16e22b233858b836567 by Steve Dower (Miss Islington (bot)) in branch '3.7': bpo-33559: Document changed repr of exceptions (GH-6943) (GH-6950)

[issue33559] Exception's repr change not documented

Steve Dower added the comment: It's worth documenting. I'll merge the next PR with the attribution. -- ___ Python tracker ___

[issue33559] Exception's repr change not documented

Miro Hrončok added the comment: I was bit by this, so that's why I think this is worth documenting. https://github.com/testing-cabal/testtools/issues/270 -- ___ Python tracker

[issue33559] Exception's repr change not documented

Change by Miro Hrončok : -- pull_requests: +6614 ___ Python tracker ___ ___

[issue33559] Exception's repr change not documented

Serhiy Storchaka added the comment: This was done in issue30399, and I was not sure that this change is worth adding in What's New. Add a reference to the issue. -- nosy: +serhiy.storchaka ___ Python tracker

[issue33355] Windows 10 buildbot: 15 min timeout on test_mmap.test_large_filesize()

Paul Goins added the comment: Also, to be clear, I understand what David is saying and don't disagree at all. And if this really is Spectre related, it may be difficult to "go back" and test a before case, so my last comment about "digging in" may be rather moot. Does

[issue33559] Exception's repr change not documented

Change by miss-islington : -- pull_requests: +6613 ___ Python tracker ___

[issue33559] Exception's repr change not documented

Steve Dower added the comment: New changeset 631753fcc5e88bbbad402933e77295675cfe1fee by Steve Dower (Miro Hrončok) in branch 'master': bpo-33559: Document changed repr of exceptions (GH-6943)

[issue33561] Add .tostring() method to xml.etree.ElementTree.Element

Steven Vascellaro added the comment: Alternatively, the most intuitive solution would be to give `Element` an explicit `__str__` method. The current behavior of `str(Element)` is to return the object's location in memory. ``` from xml.etree import ElementTree xml =

[issue32604] Expose the subinterpreters C-API in Python for testing use.

Change by Emily Morehouse : -- nosy: +emilyemorehouse ___ Python tracker ___ ___

[issue33555] No SyntaxError raised for `return` with argument inside generator

Serhiy Storchaka added the comment: See also What’s New In Python 3.3: https://docs.python.org/3/whatsnew/3.3.html#pep-380-syntax-for-delegating-to-a-subgenerator And PEP 380 itself. -- ___ Python tracker

[issue33561] Add .tostring() method to xml.etree.ElementTree.Element

New submission from Steven Vascellaro : In Python 3.6, converting an xml `xml.etree.ElementTree.Element` to a string is done using `xml.etree.ElementTree.tostring()`. ``` from xml.etree import ElementTree xml = ElementTree.Element('Person', Name='John')

[issue32604] Expose the subinterpreters C-API in Python for testing use.

Change by Yury Selivanov : -- nosy: -yselivanov ___ Python tracker ___ ___

[issue33558] Python has no icon in taskbar and in start screen

Change by Serhiy Storchaka : -- assignee: -> terry.reedy components: +IDLE, Windows nosy: +paul.moore, steve.dower, terry.reedy, tim.golden, zach.ware type: performance -> behavior versions: +Python 3.6 -Python 3.5 ___

[issue33548] tempfile._candidate_tempdir_list should consider common TEMP locations

Steve Dower added the comment: Merged as part of the VSTS PR (it was needed to fix some tests on the Windows build machine) -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker

[issue33560] tuple.index() could return a more explicit error message

Serhiy Storchaka added the comment: This is a duplicate of issue13349. -- nosy: +serhiy.storchaka resolution: -> fixed stage: patch review -> resolved status: open -> closed superseder: -> Non-informative error message in index() and remove() functions

[issue33533] Provide an async-generator version of as_completed

Yury Selivanov added the comment: I like the idea. Let's revisit it after Python 3.7 is released. -- ___ Python tracker ___

[issue33544] Asyncio Event.wait() is a hold over from before awaitable, and should be awaitable

Yury Selivanov added the comment: > Deprecating Event.wait would be incorrect because Event was designed to mimic > the threading.Event class which has a (blocking) wait() method[1]. This is rather important. I'd like to continue maintaining this similarity. Adding

[issue33403] asyncio.tasks.wait does not allow to set custom exception when return_when=FIRST_EXCEPTION

Yury Selivanov added the comment: This isn't a priority now, so let's postpone the discussion on this until 3.7 is released. -- ___ Python tracker

[issue33560] tuple.index() could return a more explicit error message

Change by Roundup Robot : -- keywords: +patch pull_requests: +6612 stage: -> patch review ___ Python tracker ___

[issue33499] Environment variable to set alternate location for pycache tree

Nick Coghlan added the comment: I believe the main argument for -X options is the fact that cmd on Windows doesn't offer a nice way of setting environment variables as part of the command invocation (hence "-X utf8", for example). As far as setting values for X options

[issue33537] Help on importlib.resources outputs the builtin open description

Barry A. Warsaw added the comment: New changeset 6417d33633a3979d996015e52e4ff6c7a88e93e5 by Barry Warsaw (Miss Islington (bot)) in branch '3.7': bpo-33537: Add an __all__ to importlib.resources (GH-6920) (#6941)

[issue33499] Environment variable to set alternate location for pycache tree

Barry A. Warsaw added the comment: Honestly, I don't think there's a strong argument for a CLI option. I'm perfectly happy with just an environment variable. -- ___ Python tracker

[issue33559] Exception's repr change not documented

Change by Miro Hrončok : -- keywords: +patch pull_requests: +6611 stage: -> patch review ___ Python tracker ___

[issue19251] bitwise ops for bytes of equal length

Antoine Pitrou added the comment: Le 17/05/2018 à 18:20, Nick Coghlan a écrit : > > The question is whether we might be able to avoid some > bytes->Python-objects->bytes cycles if there were a few more > contiguous-binary-data-centric operations on bytes and/or memoryview

[issue19251] bitwise ops for bytes of equal length

Nick Coghlan added the comment: Thanks for the link Serhiy (I'd forgotten about the struct changes proposed in PEP 3118), but the existing struct formatting codes are fine for my purposes. The question is whether we might be able to avoid some bytes->Python-objects->bytes

[issue33560] tuple.index() could return a more explicit error message

New submission from Cyril Roelandt : The tuple.index() method returns an error message that does not allow users to know what element was being looked for inside the tuple: >>> ().index(1) Traceback (most recent call last): File "", line 1, in ValueError:

[issue33499] Environment variable to set alternate location for pycache tree

Carl Meyer added the comment: Can we have a named -X option that also takes a parameter? I don't see any existing examples of that. This option needs to take the path where bytecode should be written. Are there strong use-cases for having a CLI arg for this? I don't mind

[issue33559] Exception's repr change not documented

Change by Miro Hrončok : -- type: -> behavior ___ Python tracker ___ ___ Python-bugs-list

[issue33559] Exception's repr change not documented

New submission from Miro Hrončok : Python 3.6.5 ... >>> Exception('foo',) Exception('foo',) Python 3.7.0b4 ... >>> Exception('foo',) Exception('foo') This is a change that might bit people who rely on doctesting. It is not documented at

[issue33558] Python has no icon in taskbar and in start screen

New submission from Filip : I've just downloaded the latest version of Python (3.6.5) from python.org. After installing, I launched it and I found out the app has no icon. Then I tried to download Python using different link, but it was the same as the first try.

[issue33537] Help on importlib.resources outputs the builtin open description

Change by miss-islington : -- pull_requests: +6610 ___ Python tracker ___

[issue33537] Help on importlib.resources outputs the builtin open description

Barry A. Warsaw added the comment: New changeset 0ed66df5242138fc599b4735749e55f953d9a1e4 by Barry Warsaw in branch 'master': bpo-33537: Add an __all__ to importlib.resources (#6920) https://github.com/python/cpython/commit/0ed66df5242138fc599b4735749e55f953d9a1e4

[issue33522] Enable CI builds on Visual Studio Team Services

Steve Dower added the comment: This is implemented and merged now. I'll leave it to core-workflow to decide whether and when to make the builds required and/or reduce use of Travis/AppVeyor. -- resolution: -> fixed stage: patch review -> resolved

[issue33557] Windows multiprocessing doesn't propagate tabcheck to children

New submission from Jakub Wilk : Multiprocessing on Windows is supposed to start child processes using the same sys.flags as the current process (see issue 12098). However, at least sys.flags.tabcheck is not propagated. I've attached small test program that reproduces this bug.

[issue33341] python3 fails to build if directory or sysroot contains "*icc*" string

Terry J. Reedy added the comment: icc-find.patch (and a 2nd version) has been uploaded to #28584 also. I unlinked the erroneous upload 'patch'. -- ___ Python tracker

[issue33341] python3 fails to build if directory or sysroot contains "*icc*" string

Change by Terry J. Reedy : Removed file: https://bugs.python.org/file47547/patch ___ Python tracker ___

[issue33341] python3 fails to build if directory or sysroot contains "*icc*" string

Change by Terry J. Reedy : -- stage: patch review -> resolved status: open -> closed superseder: -> ICC compiler check is too permissive ___ Python tracker

[issue33051] IDLE: Create new tab for editor options in configdialog

Terry J. Reedy added the comment: A new option would (maybe) apply to saving the shell also. (Something to discuss there.) -- ___ Python tracker

[issue28584] ICC compiler check is too permissive

Gianfranco added the comment: My first attempt was instead of *gcc* to just check for *gcc this avoids when "icc" is the last part of the string, I admit this is not too strong. Another approach is to use basename with cut -d " " -f 1 to pick just the first

[issue33341] python3 fails to build if directory or sysroot contains "*icc*" string

Gianfranco added the comment: This was the patch I wanted to add, but I picked up a wrong one (a vbox one) In any case, duplicate of issue28584 -- keywords: +patch resolution: -> duplicate Added file: https://bugs.python.org/file47596/icc-find.patch

[issue28584] ICC compiler check is too permissive

Gianfranco added the comment: I'm attaching the patch that works also for parameters, e.g. when CC contains --sysroot=/home/icc or similar. we can mark https://bugs.python.org/issue33341 duplicate to this one I think -- nosy: +locutusofborg versions:

[issue19950] Document that unittest.TestCase.__init__ is called once per test

Change by miss-islington : -- pull_requests: +6608 ___ Python tracker ___

[issue19950] Document that unittest.TestCase.__init__ is called once per test

Gregory P. Smith added the comment: New changeset dff46758f267ad6c13096c69c4e1dee17f9969aa by Gregory P. Smith in branch 'master': bpo-19950: Clarify unittest TestCase instance use. (GH-6875) https://github.com/python/cpython/commit/dff46758f267ad6c13096c69c4e1dee17f9969aa

[issue19950] Document that unittest.TestCase.__init__ is called once per test

Change by miss-islington : -- pull_requests: +6609 ___ Python tracker ___

[issue33516] unittest.mock: Add __round__ to supported magicmock methods

Change by John Reese : -- nosy: +jreese, lukasz.langa ___ Python tracker ___ ___

[issue33051] IDLE: Create new tab for editor options in configdialog

Cheryl Sabella added the comment: Yes, I thought it would be good to have this before issue33046. -- ___ Python tracker ___

[issue19251] bitwise ops for bytes of equal length

Serhiy Storchaka added the comment: Nick, for your tasks you may be interested in PEP 3118 which still is not completely implemented (issue3132). -- ___ Python tracker

[issue19251] bitwise ops for bytes of equal length

Nick Coghlan added the comment: This issue isn't at the stage where a PR would help - the core question is still "Should we add better native support for multi-byte bitwise operations?", not the specifics of what they API might look like or how we would implement it.

[issue19251] bitwise ops for bytes of equal length

Марк Коренберг added the comment: @ncoghlan Could you please create Pull-request on Github ? -- ___ Python tracker ___

[issue32604] Expose the subinterpreters C-API in Python for testing use.

Eric Snow added the comment: New changeset 3ab0136ac5d6059ce96d4debca89c5f5ab0356f5 by Eric Snow in branch 'master': bpo-32604: Implement force-closing channels. (gh-6937) https://github.com/python/cpython/commit/3ab0136ac5d6059ce96d4debca89c5f5ab0356f5

[issue33538] Remove useless check in subprocess

Serhiy Storchaka added the comment: It is in PyImport_Cleanup() in Python/import.c. Search PyObject_SetItem(modules, name, Py_None). If you will run Python with the -v option you will see numerous messages "# cleanup[2] removing ..." emitted on stderr.

[issue19251] bitwise ops for bytes of equal length

Nick Coghlan added the comment: I'm back in the embedded software world now, and hence working with the combination of: - low level serial formats (including fixed length CAN packets) - C firmware developers that are quite capable of writing supporting C-in-Python code

[issue2506] Add mechanism to disable optimizations

Serhiy Storchaka added the comment: Few different optimizations work together here. Folding constants at the AST level allows to eliminate the constant expression statement in the code generation stage. This makes 'continue' a first statement in the 'if' body.

[issue33556] leftover thread crumb in threading.ident docstring

Zachary Ware added the comment: Rather than a leading underscore, I think `thread.` should just be removed. `get_ident` is now exposed by the threading module itself. For a change this small, https://github.com/python/cpython/edit/master/Lib/threading.py can be used

[issue33538] Remove useless check in subprocess

TaoQingyun <845767...@qq.com> added the comment: I can't find the reset code, could you give me a link? Thanks. -- ___ Python tracker ___

[issue31656] Bitwise operations for bytes-type

Nick Coghlan added the comment: Issue 19251 is still under consideration, so marking this as a duplicate, rather than as rejected. -- nosy: +ncoghlan resolution: rejected -> duplicate superseder: -> bitwise ops for bytes of equal length

  1   2   >