Overview

36 Pull requests merged by14 people

• gh-132983: Slightly tweak error messages for _zstd compressor/decompressor options dict

  #134601 mergedMay 23, 2025

• [3.14] gh-134557: Revert "[3.14] gh-132775: Use _PyCode GetScriptXIData()"

  #134600 mergedMay 23, 2025

• gh-134557: Revert "gh-132775: Use _PyCode GetScriptXIData()"

  #134599 mergedMay 23, 2025

• [3.14] gh-134381: Fix RuntimeError when starting not-yet started Thread after fork (gh-134514)

  #134596 mergedMay 23, 2025

• [3.13] gh-134381: Fix RuntimeError when starting not-yet started Thread after fork (gh-134514)

  #134597 mergedMay 23, 2025

• gh-134381: Improve thread safety in _PyThread_AfterFork by preserving not-started handles

  #134514 mergedMay 23, 2025

• gh-120170: Exclude __mp_main__ in C version of whichmodule()

  #120171 mergedMay 23, 2025

• gh-134565: Use ExceptionGroup to handle multiple errors in unittest.doModuleCleanups()

  #134566 mergedMay 23, 2025

• [3.13] gh-134578: Mark more slow tests (GH-134579)

  #134592 mergedMay 23, 2025

• [3.14] gh-133454: Reduce the number of threads in test_racing_getbuf_and_releasebuf (GH-133458)

  #134589 mergedMay 23, 2025

• gh-134578: Mark more slow tests

  #134579 mergedMay 23, 2025

• gh-133454: Reduce the number of threads in test_racing_getbuf_and_releasebuf

  #133458 mergedMay 23, 2025

• gh-131798: Small improvements toremove_unneeded_uops

  #134554 mergedMay 23, 2025

• gh-134486: Fix missing alloca symbol in _ctypes on NetBSD.

  #134487 mergedMay 23, 2025

• [3.14] Further improves Advanced installation docs for PyManager (GH-134541)

  #134576 mergedMay 23, 2025

• Further improves Advanced installation docs for PyManager

  #134541 mergedMay 23, 2025

• [3.14] gh-133885: Use locks instead of critical sections for _zstd (gh-134289)

  #134560 mergedMay 23, 2025

• [3.13] gh-106318: Add example forstr.count() (GH-134519)

  #134573 mergedMay 23, 2025

• [3.14] gh-106318: Add example forstr.count() (GH-134519)

  #134574 mergedMay 23, 2025

• [3.14] gh-106318: Add example forstr.center() (GH-134518)

  #134571 mergedMay 23, 2025

• [3.13] gh-106318: Add example forstr.center() (GH-134518)

  #134572 mergedMay 23, 2025

• gh-106318: Add example forstr.count()

  #134519 mergedMay 23, 2025

• gh-106318: Add example forstr.center()

  #134518 mergedMay 23, 2025

• [3.13] Add notes on nogil & reinitialization to the Opt-Out section in Module Isolation HOWTO (GH-134141)

  #134491 mergedMay 23, 2025

• [3.14] gh-134451: Convertedasyncio.tools.CycleFoundException from dataclass to a regular exception type. (GH-134513)

  #134564 mergedMay 23, 2025

• gh-133372: remove out of date todos from types module about generator wrapper

  #134563 mergedMay 23, 2025

• gh-134451: Delete@dataclass forasyncio.tools.CycleFoundException class

  #134513 mergedMay 23, 2025

• [3.14] gh-114177: avoid calling connection lost callbacks when loop is already closed in asyncio subprocess (GH-134508)

  #134561 mergedMay 23, 2025

• [3.13] gh-114177: avoid calling connection lost callbacks when loop is already closed in asyncio subprocess (GH-134508)

  #134562 mergedMay 23, 2025

• gh-114177: avoid calling connection lost callbacks when loop is already closed in asyncio subprocess

  #134508 mergedMay 23, 2025

• [3.14] gh-128307: Update docs for asyncio.create_task, TaskGroup.create_task, asyncio.create_task (GH-134202)

  #134553 mergedMay 23, 2025

• gh-133885: Use locks instead of critical sections for _zstd

  #134289 mergedMay 23, 2025

• [3.13] Docs: fix link in free-threading-python.rst (GH-134548)

  #134556 mergedMay 23, 2025

• [3.14] Docs: fix link in free-threading-python.rst (GH-134548)

  #134555 mergedMay 23, 2025

• Docs: fix link in free-threading-python.rst

  #134548 mergedMay 23, 2025

• gh-128307: Update docs for asyncio.create_task, TaskGroup.create_task, asyncio.create_task

  #134202 mergedMay 22, 2025

11 Pull requests opened by10 people

• gh-134262: increase retries in `Tools/build/generate_sbom.py`

  #134558 openedMay 23, 2025

• gh-134568: added handler for BrokenPipeError to logging.StreamHandler.emit

  #134569 openedMay 23, 2025

• gh-134567: Exposes log format to users in unittest.TestCase.assertLogs

  #134570 openedMay 23, 2025

• gh-133454: Mark test_queue tests with many threads as bigmem

  #134575 openedMay 23, 2025

• gh-134551: Add t-strings support to pprint

  #134577 openedMay 23, 2025

• gh-134580: Modernizing `difflib.HtmlDiff` for HTML Output

  #134581 openedMay 23, 2025

• gh-134584: Decref elimination for float ops in the JIT

  #134588 openedMay 23, 2025

• [3.14] gh-134578: Mark more slow tests (GH-134579)

  #134590 openedMay 23, 2025

• gh-130655: add tests for dgettext

  #134594 openedMay 23, 2025

• gh-134595: Update HOWTO to reflect change in CIBW option

  #134598 openedMay 23, 2025

• [3.14] gh-132983: Slightly tweak error messages for _zstd compressor/decompressor options dict (GH-134601)

  #134602 openedMay 23, 2025

19 Issues closed by10 people

• Increase test coverage for `dgettext`

  #134593 closedMay 23, 2025

• Not able to start an instantiated Thread in a child process through multiprocessing.Process in python 3.13

  #134381 closedMay 23, 2025

• `test_zstd` failed on ubuntu with free-threading

  #133885 closedMay 23, 2025

• Importing multiprocessing breaks _checkmodule in _pickle.c

  #120170 closedMay 23, 2025

• unittest.doModuleCleanups() swallows all but first exception

  #134565 closedMay 23, 2025

• Some tests consume too much memory

  #133454 closedMay 23, 2025

• Mark more slow tests

  #134578 closedMay 23, 2025

• Possible loss of large text data in `_curses.window.{instr,getstr}`

  #134209 closedMay 23, 2025

• configparser throws ParsingError when reading ini file

  #134516 closedMay 23, 2025

• _ctypes fails to import on NetBSD due to a missing `alloca` symbol

  #134486 closedMay 23, 2025

• Implement types._GeneratorWrapper in C

  #133372 closedMay 23, 2025

• Using a frozen attributes to Exception class

  #134451 closedMay 23, 2025

• WindowsSelectorEventLoopPolicy doesn't raise KeyboardInterrupt immediately

  #101166 closedMay 23, 2025

• stdtypes don't mention asyncio generic classes

  #131417 closedMay 23, 2025

• asyncio warnings and errors triggered by stressful code

  #109490 closedMay 23, 2025

• `BaseSubprocessTransport.__del__` fails if the event loop is already closed, which can leak an orphan process

  #114177 closedMay 23, 2025

• Pipe related future not retrieved if there's a BrokenPipeError

  #105616 closedMay 23, 2025

• Parser stack overflow on WASI with `--with-pydebug`

  #131770 closedMay 22, 2025

• `test_call` triggers stack overflow on WASI

  #130319 closedMay 22, 2025

13 Issues opened by12 people

• Update HOWTO to reflect change in CIBW option

  #134595 openedMay 23, 2025

• Exception _abc_impl is set to a wrong type when using format_exception

  #134591 openedMay 23, 2025

• mkdtemp() created directories no longer allows for writing files when running under a Windows AppContainer in 3.12.4 (but works under 3.12.3)

  #134587 openedMay 23, 2025

• Add `__attribute__((noreturn))` for `_mi_assert_fail`

  #134586 openedMay 23, 2025

• Disable `_Atomic` and `__thread` keywords on JetBrains IDE only

  #134585 openedMay 23, 2025

• Eliminate redundant refcounting in the JIT

  #134584 openedMay 23, 2025

• The devcontainer doesn't include the bits to build the _zstd module

  #134583 openedMay 23, 2025

• untokenize() round-trip fails for t-strings (with only type + string)

  #134582 openedMay 23, 2025

• Modernizing `difflib.HtmlDiff` for HTML Output

  #134580 openedMay 23, 2025

• logging.StreamHandler produces BrokenPipeError when cut short by head utility

  #134568 openedMay 23, 2025

• Expose log format to users in assertLogs

  #134567 openedMay 23, 2025

• copy.replace() is annotated as "versionadded: 3.13", but `object.__replace__` isn't

  #134559 openedMay 23, 2025

• Refleaks on free-threaded builds

  #134557 openedMay 23, 2025

59 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• gh-80620: Support negative values in `fromtimestamp` on Windows using 0 + `timedelta`

  #134461 commented onMay 23, 2025 • 4 new comments

• gh-106318: Add an example for `str.capitalize()`

  #134272 commented onMay 23, 2025 • 3 new comments

• gh-133678: Document C API third party tools

  #134526 commented onMay 23, 2025 • 2 new comments

• gh-106318: Add example for `str.encode()`

  #134520 commented onMay 23, 2025 • 2 new comments

• gh-134546: ensure remote pdb script is readable

  #134552 commented onMay 23, 2025 • 1 new comment

• gh-106318: Add example for `str.find()`

  #134529 commented onMay 23, 2025 • 1 new comment

• gh-106318: Add example for `str.endswith()`

  #134523 commented onMay 23, 2025 • 1 new comment

• [3.13] gh-132124: improve safety nets for creating AF_UNIX socket files (GH-134085)

  #134448 commented onMay 23, 2025 • 1 new comment

• gh-118234: Document Python subprocess requirement on `SystemRoot` env, add RuntimeWarning

  #134435 commented onMay 23, 2025 • 1 new comment

• gh-134043: add `_PyObject_GetMethodStackRef`

  #134044 commented onMay 23, 2025 • 1 new comment

• gh-111375: Fix handling of exceptions within `@contextmanager`-decorated functions

  #111676 commented onMay 23, 2025 • 1 new comment

• gh-132629: Deprecate acception out of range values for unsigned integers in PyArg_Parse

  #132630 commented onMay 23, 2025 • 0 new comments

• gh-132416: document behavior of Path.symlink_to() when link or/and target already exist

  #132704 commented onMay 23, 2025 • 0 new comments

• gh-132732: Automatically constant evaluate pure operations

  #132733 commented onMay 23, 2025 • 0 new comments

• gh-133465: Allow PyErr_CheckSignals to be called without holding the GIL.

  #133466 commented onMay 22, 2025 • 0 new comments

• gh-132983: Split ``_zstd_set_c_parameters``

  #133921 commented onMay 23, 2025 • 0 new comments

• gh-132983: Convert dict_content to take Py_buffer

  #133924 commented onMay 23, 2025 • 0 new comments

• 3.14 changes annotations behaviour for dataclasses.make_dataclass

  #134370 commented onMay 23, 2025 • 0 new comments

• gh-134152: fix `UnboundLocalError` while parsing `message_id` in email

  #134194 commented onMay 23, 2025 • 0 new comments

• Inconsistent `subprocess.Popen.communicate()` behavior between Windows and Posix

  #134453 commented onMay 23, 2025 • 0 new comments

• gh-131178: fix SSL tests for `http.server` command-line interface

  #134279 commented onMay 23, 2025 • 0 new comments

• gh-134160: Use multi-phase init in documentation examples

  #134296 commented onMay 22, 2025 • 0 new comments

• gh-133579: consistently report C curses function failures

  #134327 commented onMay 23, 2025 • 0 new comments

• gh-134357: Remove unused imports in tests

  #134340 commented onMay 23, 2025 • 0 new comments

• pyrepl fails with an ugly traceback when ioctls are not allowed on tty stdio

  #134466 commented onMay 23, 2025 • 0 new comments

• os.path.exists and os.path.stat not working on FSLogix Redirected Containers from 3.12 onward

  #133965 commented onMay 23, 2025 • 0 new comments

• Add support for Template type (t-strings) to pprint

  #134551 commented onMay 23, 2025 • 0 new comments

• New REPL: Text display corruption when resizing terminal with multi-line content

  #132267 commented onMay 23, 2025 • 0 new comments

• dataclass.__eq__ no longer errors on missing attributes in Python 3.13

  #134488 commented onMay 23, 2025 • 0 new comments

• ValueError on ephemeral zipfile after exception

  #106763 commented onMay 23, 2025 • 0 new comments

• Add retries to `Tools/build/generate_sbom.py`

  #134262 commented onMay 23, 2025 • 0 new comments

• gh-128430: Add docstring for cmd.Cmd.do_topics

  #134539 commented onMay 23, 2025 • 0 new comments

• gh-131798: JIT: Further optimize `_CALL_ISINSTANCE` for class tuples

  #134543 commented onMay 22, 2025 • 0 new comments

• gh-133545: Also quote arguments containing `&<>^|` on Windows

  #134544 commented onMay 23, 2025 • 0 new comments

• Better uop coverage in the JIT optimizer

  #131798 commented onMay 22, 2025 • 0 new comments

• Performance issue with ARM64 windows Python release binaries

  #134524 commented onMay 23, 2025 • 0 new comments

• ContextDecorator documentation is unclear.

  #134537 commented onMay 23, 2025 • 0 new comments

• New warnings in C implementation of subinterpreters

  #134542 commented onMay 23, 2025 • 0 new comments

• `-m pdb -p` -- other side cannot read debug script due to too-strict permissions

  #134546 commented onMay 23, 2025 • 0 new comments

• Port HMAC implementation to new OpenSSL APIs

  #134531 commented onMay 23, 2025 • 0 new comments

• Error in Format Specification Mini-Language concerning `precision_with_grouping` in 3.14

  #134449 commented onMay 23, 2025 • 0 new comments

• dropping `asyncio.open_unix_socket`'s writer will drop the connection.

  #109986 commented onMay 23, 2025 • 0 new comments

• cmd.Cmd completion fails in some cases, must allow the definition of readline completion delimiters

  #120479 commented onMay 23, 2025 • 0 new comments

• Different output from importlib.resources.files() in REPL in 3.12 versus 3.13

  #121190 commented onMay 23, 2025 • 0 new comments

• Add examples to docs for str methods

  #106318 commented onMay 23, 2025 • 0 new comments

• asyncio.start_unix_server maybe shouldn’t default to cleanup_socket=True when sock parameter is passed

  #133354 commented onMay 23, 2025 • 0 new comments

• Using custom OpenSSL version 3.x when compiling Python 3.x - fails

  #121992 commented onMay 23, 2025 • 0 new comments

• 3.14.0a1 urljoin regression wrt //

  #125974 commented onMay 23, 2025 • 0 new comments

• IPv4Network and IPv6Network hosts method return different types when provided a /32 (ipv4) or /128 (ipv6)

  #109305 commented onMay 23, 2025 • 0 new comments

• Improvements to test.support.interpreters.Interpreter

  #132775 commented onMay 23, 2025 • 0 new comments

• Increase test coverage of `gettext`

  #130655 commented onMay 23, 2025 • 0 new comments

• Implement PEP 784 - Adding Zstandard to the Python standard library

  #132983 commented onMay 23, 2025 • 0 new comments

• gh-93627: Align copy module behaviour with pickle module

  #109498 commented onMay 23, 2025 • 0 new comments

• Improve import error when extension module is an incompatible build

  #134493 commented onMay 23, 2025 • 0 new comments

• gh-123745: Improve performance of deepcopy by setting keep alive key in the memo

  #123746 commented onMay 23, 2025 • 0 new comments

• gh-129594: Remove redundant check on varargs in _PyArg_CheckPositional

  #129595 commented onMay 23, 2025 • 0 new comments

• gh-128942: make arraymodule.c free-thread safe (lock-free)

  #130771 commented onMay 23, 2025 • 0 new comments

• gh-132267: fix desynchronized cursor position and buffer mismatch after resize

  #132360 commented onMay 23, 2025 • 0 new comments

• gh-128213: fast path for bytes creation from list and tuple

  #132590 commented onMay 23, 2025 • 0 new comments