[issue31186] Support heapfix() and heapremove() APIs in heapq module

New submission from Rajath Agasthya: I'd like to suggest a couple of utility methods for the heapq module which I think are useful: 1. heapfix() - Re-establishes heap invariant after item at 'any index' in the heap changes its value. Currently, the way to fix the heap after an arbitrary item

[issue1732367] Document the constants in the socket module

Martin Panter added the comment: Issue 13256 contains a patch documenting socket options, but was closed because the author lost interest. Issue 27409 is a proposal to list the symbols available without documenting what each one is for. -- dependencies: +Document and test new socket

[issue31183] `Dis` module doesn't know how to disassemble async generator or coroutine objects

Serhiy Storchaka added the comment: Is this a bug fix or a new feature? Adding support of generators in issue21947 was a new feature and was not backported to older versions. -- ___ Python tracker

[issue31143] lib2to3 requires source files for fixes

Steve Dower added the comment: Perhaps the more important question is whether 2to3 really needs to dynamically generate a list of fixers or if that should have been stopped due to YAGNI. There are only a few modules in the stdlib, and it doesn't seem to support proper namespace packages, so

[issue31142] python shell crashed while input quotes in print()

Ned Deily added the comment: Note that the web page states you need to use Tcl/Tk 8.5.18, and not 8.6.x. Both are available from ActiveState here: https://www.activestate.com/activetcl/downloads Try installing 8.5.18 (you don't need to uninstall 8.6.x) and your crashes should go away.

[issue31148] Can we get an MSI installer for something past 3.4.4?

D Gentry added the comment: If you would like to keep track of others who would find it useful, I'd be happy to contribute the msi to the community once its completed. Also, any information or good references that you could recommend that might aid in producing the installer would be

[issue31183] `Dis` module doesn't know how to disassemble async generator or coroutine objects

Mariatta Wijaya added the comment: Adding Serhiy and Nick who worked on these parts of CPython. -- nosy: +Mariatta, ncoghlan, serhiy.storchaka stage: -> patch review ___ Python tracker

[issue30871] Add a "python info" command somewhere to dump versions of all dependencies

Berker Peksag added the comment: Two things: 1. I've just closed PR 2618 as the scope of this issue is broader than my PR. 2. Could you also add version information of sqlite3? -- nosy: +berker.peksag stage: -> patch review ___ Python tracker

[issue30871] Add a "python info" command somewhere to dump versions of all dependencies

Changes by Berker Peksag : -- pull_requests: +3116 ___ Python tracker ___ ___

[issue30849] test_stress_delivery_dependent() of test_signal randomly fails on AMD64 Debian root 3.6

STINNER Victor added the comment: Oh, Zach's Gentoo buildbot was offline for a long time. Maybe it ran tests on old commits? What about the first messages of this issue on the other buildbot? Maybe it's also outdated? I am fine with closing the issue if you fixed a bug in the meanwhile. Don't

[issue30849] test_stress_delivery_dependent() of test_signal randomly fails on AMD64 Debian root 3.6

Antoine Pitrou added the comment: Victor, Zachary, http://buildbot.python.org/all/builders/x86%20Gentoo%20Non-Debug%20with%20X%203.x/builds/830 corresponds to a very old changeset (more than one month old) before itimer() was fixed in 729780a810bbcb12b245a1b652302a601fc9f6fd. --

[issue31072] add filter to zipapp

Paul Moore added the comment: Sounds reasonable :-) I'm not going to be checking mails for a week or so, so I'll revisit this once I get back. -- ___ Python tracker

[issue31072] add filter to zipapp

Brett Cannon added the comment: What about simply 'filter' as a name? or 'path_filter'? -- nosy: +brett.cannon ___ Python tracker ___

[issue31183] `Dis` module doesn't know how to disassemble async generator or coroutine objects

Changes by George Collins : -- pull_requests: +3114 ___ Python tracker ___ ___

[issue31143] lib2to3 requires source files for fixes

Brett Cannon added the comment: You're technically right, Verdan, but pkgutils is kind of a hack as it isn't always using standard APIs to achieve its goals, so I personally never recommend using the module unless absolutely necessary and you know exactly how brittle it can be. --

[issue31185] Miscellaneous errors in asyncio speedup module

Serhiy Storchaka added the comment: They are occurred in very obscure cases like calling __init__ multiple times. The patch doesn't contain tests for them. -- ___ Python tracker

[issue31185] Miscellaneous errors in asyncio speedup module

Yury Selivanov added the comment: > "reference leaks" oh? our Refleaks buildbots didn't catch them. The test suite for Tasks and Futures is pretty extensive, but it obviously doesn't cover some obscure use cases. +1 to make sure that any refleak that was discovered should have a new

[issue31185] Miscellaneous errors in asyncio speedup module

STINNER Victor added the comment: "reference leaks" oh? our Refleaks buildbots didn't catch them. Do your new tests reproduce the bugs, to make sure that we don't leak anymore? -- ___ Python tracker

[issue31185] Miscellaneous errors in asyncio speedup module

Yury Selivanov added the comment: Huge thanks, Serhiy, btw. -- ___ Python tracker ___ ___ Python-bugs-list

[issue31184] Fix data descriptor detection in inspect.getattr_static

Serhiy Storchaka added the comment: See also issue26103. -- nosy: +serhiy.storchaka ___ Python tracker ___

[issue31185] Miscellaneous errors in asyncio speedup module

Yury Selivanov added the comment: Adding INADA, he is a co-author/reviewer of that code. -- nosy: +inada.naoki ___ Python tracker ___

[issue31185] Miscellaneous errors in asyncio speedup module

Changes by Serhiy Storchaka : -- pull_requests: +3113 ___ Python tracker ___ ___

[issue31185] Miscellaneous errors in asyncio speedup module

New submission from Serhiy Storchaka: Proposed patch fixes miscellaneous errors in asyncio speedup module. It is hard to enumerate they all, but they are mostly NULL dereferencing, reference leaks, and handling exceptions in corner cases. -- components: Extension Modules, asyncio

[issue31184] Fix data descriptor detection in inspect.getattr_static

New submission from David Halter: inspect.getattr_static is currently not identifying data descriptors the right way. Data descriptors are defined by having a __get__ attribute and at least one of the __set__ and __delete__ attributes. Implementation detail: Both __delete__ and __get__ set

[issue30871] Add a "python info" command somewhere to dump versions of all dependencies

STINNER Victor added the comment: Nir Soffer: "I like the idea, may be also useful in https://github.com/sosreport/sos/blob/master/sos/plugins/python.py; It's hard to guess which kinds of informations are needed. My use case is to debug failing tests on the Python CIs. Other use cases may

[issue30871] Add a "python info" command somewhere to dump versions of all dependencies

STINNER Victor added the comment: I wrote https://github.com/python/cpython/pull/3075 to add "python3 -m test.pythoninfo". I chose to add the script into Lib/test/ to notice users that it's design for Python internal usage, for Python tests. I modified scripts running tests on our CI to also

[issue31183] `Dis` module doesn't know how to disassemble async generator or coroutine objects

New submission from George Collins: Issue 21947 informed the `dis` module about the `gi_code` attribute, which stores code objects for generator objects. This allows inspection of generator objects, not just functions which return them. However, asynchronous generator objects use `ag_code`

[issue30871] Add a "python info" command somewhere to dump versions of all dependencies

Changes by STINNER Victor : -- pull_requests: +3112 ___ Python tracker ___ ___

[issue31067] test_subprocess.test_leak_fast_process_del_killed() fails randomly on AMD64 FreeBSD 10.x Shared 3.6

STINNER Victor added the comment: New changeset f2d769d539279f01a6589dd3a0d5865dd00e13b0 by Victor Stinner in branch '3.6': bpo-31067: test_subprocess calls reap_children() (#2931) (#3074) https://github.com/python/cpython/commit/f2d769d539279f01a6589dd3a0d5865dd00e13b0 --

[issue31067] test_subprocess.test_leak_fast_process_del_killed() fails randomly on AMD64 FreeBSD 10.x Shared 3.6

STINNER Victor added the comment: New changeset 504939fdf4ebdff47aacfab7876754edeb57bbe1 by Victor Stinner in branch '2.7': bpo-31067: test_subprocess calls reap_children() (#2931) (#3073) https://github.com/python/cpython/commit/504939fdf4ebdff47aacfab7876754edeb57bbe1 --

[issue31179] Speed-up dict.copy() up to 5.5 times.

Yury Selivanov added the comment: > I like idea. > One worrying point is how to deal with dirty dict. > How about do it only when ma_used == keys->dk_nentries? I've added this check. See the updated PR. > The PR changes the behavior. Currently the effect of copying is compacting > the dict.

[issue31179] Speed-up dict.copy() up to 5.5 times.

Yury Selivanov added the comment: > Why "del" doesn't compact the dict? This is a good question, btw. -- ___ Python tracker ___

[issue31067] test_subprocess.test_leak_fast_process_del_killed() fails randomly on AMD64 FreeBSD 10.x Shared 3.6

Changes by STINNER Victor : -- pull_requests: +3111 ___ Python tracker ___ ___

[issue31067] test_subprocess.test_leak_fast_process_del_killed() fails randomly on AMD64 FreeBSD 10.x Shared 3.6

Changes by STINNER Victor : -- pull_requests: +3110 ___ Python tracker ___ ___

[issue31067] test_subprocess.test_leak_fast_process_del_killed() fails randomly on AMD64 FreeBSD 10.x Shared 3.6

STINNER Victor added the comment: I tried and failed to reproduce the bug manually on the FreeBSD 10 buildbot. I ran 14 iterations of "./python -m test test_subprocess -v -F --fail-env-changed" and 50 iterations of "./python -m test test_subprocess -m test_leak_fast_process_del_killed -F".

[issue31173] test_subprocess: test_child_terminated_in_stopped_state() leaks a zombie process

STINNER Victor added the comment: New changeset 4dea06531ece28dffc1452de2694fb22e99b45f9 by Victor Stinner in branch '2.7': bpo-31173: Rewrite WSTOPSIG test of test_subprocess (#3055) (#3071) https://github.com/python/cpython/commit/4dea06531ece28dffc1452de2694fb22e99b45f9 --

[issue31173] test_subprocess: test_child_terminated_in_stopped_state() leaks a zombie process

Changes by STINNER Victor : -- resolution: -> fixed stage: -> resolved status: open -> closed ___ Python tracker ___

[issue31072] add filter to zipapp

Paul Moore added the comment: Zipapp uses path objects throughout, so making the filter function take a path object is consistent with that. I guess modifying PyZipFile to take either a string or a path object would be possible. As for the relative path, that's deliberate as I expect that a

[issue31179] Speed-up dict.copy() up to 5.5 times.

STINNER Victor added the comment: d = dict.fromkeys(range(2000)) for i in range(1999): del d[i] > ... sys.getsizeof(d) > 41020 sys.getsizeof(d.copy()) > 136 Why "del" doesn't compact the dict? -- ___ Python tracker

[issue31161] Only check for print and exec parentheses cases for SyntaxError, not subclasses

Serhiy Storchaka added the comment: > Perhaps the check needs to be limited to just the exact type. Looks reasonable to me. Do you want to provide a PR Martijn? -- keywords: +easy (C) nosy: +serhiy.storchaka stage: -> needs patch ___ Python tracker

[issue31072] add filter to zipapp

Serhiy Storchaka added the comment: There are two differences between filterfunc arguments in zipapp and PyZipFile: 1. An argument of filterfunc is a string in PyZipFile and a Path object in zipapp. 2. The patch in zipapp is relative to the root of the archive. The patch in PyZipFile is a

[issue31182] Suggested Enhancements to zipfile & tarfile command line interfaces

New submission from Steve Barnes: I would like to add to the command line of both tarfile and zipfile interface some additional options that I believe to be useful. 1. Wildcard filename matching for archiving 2. Recursive archiving (with excludes) 3. Append to archive option 4. Compression

[issue31179] Speed-up dict.copy() up to 5.5 times.

Changes by Serhiy Storchaka : -- nosy: +rhettinger ___ Python tracker ___ ___

[issue31179] Speed-up dict.copy() up to 5.5 times.

Serhiy Storchaka added the comment: The PR adds over 50 lines of code for optimising not very often used feature. There are two obvious ways of copying, dict(d) and d.copy(), the PR optimises just the latter one, and I'm not sure this is the most used way. The PR duplicates the low-level

[issue28972] Document all "python -m" utilities

Steve Barnes added the comment: Having done some checks for the practicality of auto documenting library items with a -m command line usage I have to say that it will not be so simple. Many of the library items that provide useful functionality, including zipfile & tarfile, are implemented

[issue31179] Speed-up dict.copy() up to 5.5 times.

INADA Naoki added the comment: I like idea. One worrying point is how to deal with dirty dict. How about do it only when ma_used == keys->dk_nentries? Slightly off topic. Copy on write can be implemented via dk_refcnt. Functions just passing `**kwargs` has temporal copy of dict. And CoW will