24 Pull requests merged by 12 people

• [3.14] gh-118928: Amend sqlite3 execute*() deprecation notes (GH-135163)

  #135342 merged Jun 10, 2025

• gh-132969: Fix error/hang when shutdown(wait=False) and task exited abnormally

  #133222 merged Jun 10, 2025

• gh-118928: Amend sqlite3 execute*() deprecation notes

  #135163 merged Jun 10, 2025

• [3.14] Docs: fix docstring of email.message.Message.add_header (GH-134355)

  #135339 merged Jun 10, 2025

• [3.13] gh-135326: Restore support of __index__ in random.getrandbits()

  #135332 merged Jun 10, 2025

• Docs: fix docstring of email.message.Message.add_header

  #134355 merged Jun 10, 2025

• [3.13] gh-133157: fix UBSan failures in Parser/pegen.c (GH-134048)

  #135334 merged Jun 10, 2025

• [3.14] gh-133157: remove usage of _Py_NO_SANITIZE_UNDEFINED in Parser/pegen.c (GH-134048)

  #135320 merged Jun 10, 2025

• [3.14] Fix warnings set but not used [-Wunused-but-set-variable] in remote_debug.h (GH-135290)

  #135319 merged Jun 10, 2025

• [3.14] Fix definition of _Py_RemoteDebug_ symbols for static linking (GH-135146)

  #135318 merged Jun 10, 2025

• gh-133157: remove usage of _Py_NO_SANITIZE_UNDEFINED in Parser/pegen.c

  #134048 merged Jun 10, 2025

• Fix warnings set but not used [-Wunused-but-set-variable] in remote_debug.h

  #135290 merged Jun 10, 2025

• Fix definition of _Py_RemoteDebug_ symbols for static linking

  #135146 merged Jun 10, 2025

• [3.14] Heavily comment Python/perf_jit_trampoline.c to improve maintainability (GH-134527)

  #135299 merged Jun 9, 2025

• [3.13] Heavily comment Python/perf_jit_trampoline.c to improve maintainability (GH-134527)

  #135300 merged Jun 9, 2025

• gh-116738: Make _heapq module thread-safe

  #135036 merged Jun 9, 2025

• GH-131296: fix clang-cl warning on Windows in socketmodule.c

  #131821 merged Jun 9, 2025

• [3.14] gh-127833: Reword and expand the Notation section (GH-134443)

  #135301 merged Jun 9, 2025

• gh-127833: Reword and expand the Notation section

  #134443 merged Jun 9, 2025

• gh-135001: Explicitly specify the encoding parameter value of calendar.HTMLCalendar as 'utf-8'

  #135002 merged Jun 9, 2025

• [3.14] bpo-45210: Document that error indicator may be set in tp_dealloc (GH-28358)

  #135298 merged Jun 9, 2025

• gh-133968: Update PyUnicodeWriter_WriteASCII() documentation

  #135297 merged Jun 9, 2025

• [3.14] gh-133968: Add PyUnicodeWriter_WriteASCII() function (#133973)

  #134974 merged Jun 9, 2025

• [3.14] GH-135287: clang-cl PGO builds on Windows fail with could not open '/GENPROFILE' (GH-135289)

  #135296 merged Jun 9, 2025

17 Pull requests opened by 14 people

• GH-135304: Reported resolution of `time.process_time` and `time.thread_time` is wrong on Windows

  #135305 opened Jun 9, 2025

• Fix assert Crash for certain Cython generated functions

  #135306 opened Jun 9, 2025

• [3.14] gh-116738: Make _heapq module thread-safe (GH-135036)

  #135309 opened Jun 9, 2025

• gh-118350: Add escapable-raw-text to CDATA mode

  #135310 opened Jun 9, 2025

• gh-135252: Document Zstandard integration across zipfile, shutil, and tarfile

  #135311 opened Jun 9, 2025

• gh-130077: Properly match full soft keywords in the parser

  #135317 opened Jun 9, 2025

• gh-135321: Changing data type of `size` variable for `BINSTRING` in `_pickle`

  #135322 opened Jun 10, 2025

• Docs: Fix and improve the `PyUnstable_Object_EnableDeferredRefcount` documentation

  #135323 opened Jun 10, 2025

• gh-135308: clarify math.issubnormal() description

  #135324 opened Jun 10, 2025

• [3.13] gh-135326: Revert "[3.13] gh-133489: Remove size restrictions on getrandbits() and randbytes() (GH-133658) (GH-134965)

  #135327 opened Jun 10, 2025

• gh-129011: Update docs for Raw I/O read, readinto, and write

  #135328 opened Jun 10, 2025

• gh-133264: Correct documentation of how Py_Main and Py_RunMain handle SystemExit

  #135337 opened Jun 10, 2025

• gh-135335: flush stdout/stderr in forkserver after preloading modules

  #135338 opened Jun 10, 2025

• [3.13] Docs: fix docstring of `email.message.Message.add_header` (GH-134355)

  #135340 opened Jun 10, 2025

• gh-131876: extract `_hashlib` helpers into a separate directory [WIP]

  #135341 opened Jun 10, 2025

• [3.13] gh-132969: Fix error/hang when shutdown(wait=False) and task exited abnormally (GH-133222)

  #135343 opened Jun 10, 2025

• [3.14] gh-132969: Fix error/hang when shutdown(wait=False) and task exited abnormally (GH-133222)

  #135344 opened Jun 10, 2025

21 Issues closed by 13 people

• Defining iterator in a separate class no longer works in 3.13

  #128161 closed Jun 10, 2025

• `nogil` multi-threading is slower than multi-threading with gil for CPU bound

  #118749 closed Jun 10, 2025

• Excessive QSBR memory usage when delay freeing large blocks.

  #132519 closed Jun 10, 2025

• sqlite3 context manager does not close in-memory database

  #135333 closed Jun 10, 2025

• Generator already executing free-threaded crashes

  #135325 closed Jun 10, 2025

• cython nogil

  #135331 closed Jun 10, 2025

• Potential NULL dereference of kw_defaults in has_kwonlydefaults

  #135302 closed Jun 10, 2025

• `times` argument of `itertools.repeat()` accepts a negative number and doesn't accept `None`

  #135330 closed Jun 10, 2025

• Documentation from inspect.getdoc() for non-callable attributes math.e can be misleading.

  #135316 closed Jun 10, 2025

• Surprising tokenization of f-strings

  #135251 closed Jun 10, 2025

• <spam>

  #135313 closed Jun 9, 2025

• <spam>

  #135314 closed Jun 9, 2025

• <spam>

  #135315 closed Jun 9, 2025

• Python 3.14 REPL sometimes breaks when editing code blocks

  #135185 closed Jun 9, 2025

• Explicitly specify the encoding parameter value of `calendar.HTMLCalendar` as 'utf-8'

  #135001 closed Jun 9, 2025

• [3.11.0rc1] Undocumented behavior: Large refcounts on small objects

  #96730 closed Jun 9, 2025

• Add __replace__ protocol support to timedelta

  #135195 closed Jun 9, 2025

• tp_dealloc docs should mention error indicator may be set

  #89373 closed Jun 9, 2025

• Using the public PyUnicodeWriter C API made the json module slower

  #133968 closed Jun 9, 2025

• PyUnicode_InternFromString does not immortalize the string as the document claims

  #133260 closed Jun 9, 2025

• clangcl PGO builds on Windows fail with `could not open '/GENPROFILE'`

  #135287 closed Jun 9, 2025

9 Issues opened by 9 people

• Add fast path to json string encoding

  #135336 opened Jun 10, 2025

• Fork server doesn't flush stdout/stderr after preloading modules, potentially leaving buffered data to be inherited by child processes

  #135335 opened Jun 10, 2025

• Running python REPL under another program + Ctrl-C results in an exception traceback

  #135329 opened Jun 10, 2025

• regression in 3.13.4 `Random.getrandbits` when an `int` like object is passed

  #135326 opened Jun 10, 2025

• Pickle `BINSTRING` incorrect data type for size

  #135321 opened Jun 10, 2025

• Make abstract/dunder methods positional-only.

  #135312 opened Jun 9, 2025

• `math.isnormal` and `math.issubnormal` referring to "normality" without context

  #135308 opened Jun 9, 2025

• Unexpected exceptions when `email.policy.Policy.max_line_length` is falsey

  #135307 opened Jun 9, 2025

• Reported resolution of `time.process_time` and `time.thread_time` is wrong on Windows

  #135304 opened Jun 9, 2025

58 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-115119: removed implicit fallback to the bundled libmpdec

  #134078 commented on Jun 10, 2025 • 9 new comments

• gh-135336: Add fast path to json string encoding

  #133239 commented on Jun 10, 2025 • 8 new comments

• gh-133931: Introduce _PyObject_XSetRefDelayed to replace Py_XSETREF

  #134377 commented on Jun 10, 2025 • 4 new comments

• gh-134531: use `EVP_MAC` API for `_hashlib.HMAC`

  #135235 commented on Jun 9, 2025 • 3 new comments

• gh-134939: Add the interpreters Module

  #133958 commented on Jun 9, 2025 • 2 new comments

• gh-133722: Add Difflib theme to `_colorize` and 'color' option to `difflib.unified_diff`

  #133725 commented on Jun 9, 2025 • 2 new comments

• gh-121914: Change the names of the symbol tables for lambda and genexpr

  #135288 commented on Jun 9, 2025 • 2 new comments

• gh-135282: change documented signature of ``itertools.accumulate()``

  #135283 commented on Jun 10, 2025 • 2 new comments

• gh-133244: TPen.pensize raises TurtleGraphicsError if called with a negative number

  #135268 commented on Jun 9, 2025 • 2 new comments

• gh-135148: Correctly handle f/t strings with comments and debug expressions

  #135198 commented on Jun 9, 2025 • 2 new comments

• gh-127545: Replace _Py_ALIGN_AS(V) by _Py_ALIGNED_DEF(N, T)

  #135209 commented on Jun 10, 2025 • 2 new comments

• gh-131338: Disable new stack size code for non-glibc.

  #134336 commented on Jun 10, 2025 • 1 new comment

• gh-134280: Disable constant folding for ~ with a boolean argument

  #134982 commented on Jun 10, 2025 • 1 new comment

• gh-135227: argparse: Use `help` as default `description` in `add_parser`

  #135236 commented on Jun 9, 2025 • 1 new comment

• gh-131798: JIT: Optimize _CALL_LEN when the length is known

  #135260 commented on Jun 9, 2025 • 1 new comment

• gh-119109: improve `functools.partial` vectorcall with keywords

  #124584 commented on Jun 10, 2025 • 1 new comment

• gh-42550: Add 'Expect: 100-Continue' support to httplib

  #133276 commented on Jun 10, 2025 • 0 new comments

• gh-133146: Add the old public `get_value` method to documentation and refactor code.

  #133301 commented on Jun 9, 2025 • 0 new comments

• gh-132732: Automatically constant evaluate pure operations

  #132733 commented on Jun 9, 2025 • 0 new comments

• gh-130870: Preserve `GenericAlias` subclasses in `typing.get_type_hints()`

  #131583 commented on Jun 10, 2025 • 0 new comments

• SSL issue starting from openssl 3.2

  #128141 commented on Jun 9, 2025 • 0 new comments

• gh-115119: defer removal of bundled libmpdec to 3.16

  #133997 commented on Jun 10, 2025 • 0 new comments

• gh-133157: remove usage of `_Py_NO_SANITIZE_UNDEFINED` in `pyexpat`

  #134050 commented on Jun 10, 2025 • 0 new comments

• gh-134873: Fix quadratic complexity in os.path.expandvars()

  #134952 commented on Jun 10, 2025 • 0 new comments

• gh-135241: Changed the opcode of _pickle module to look for 00 and 01 specifically

  #135242 commented on Jun 10, 2025 • 0 new comments

• gh-69456: Add method to detect if a string contains surrogates

  #135265 commented on Jun 9, 2025 • 0 new comments

• gh-133390: Support SQL keyword completion for sqlite3 CLI (#133393)

  #135292 commented on Jun 10, 2025 • 0 new comments

• [3.13] GH-135171: Fix generator expressions one last time (hopefully) (GH-135225)

  #135293 commented on Jun 10, 2025 • 0 new comments

• gh-127502: Update XML vulnerability table

  #135294 commented on Jun 10, 2025 • 0 new comments

• gh-126631: fix pre-loading of __main__

  #135295 commented on Jun 10, 2025 • 0 new comments

• Align the grammar documentation with Python's actual grammar

  #127833 commented on Jun 9, 2025 • 0 new comments

• `argparse._SubParsersAction.add_parser` should default to `description` matching `help`

  #135227 commented on Jun 9, 2025 • 0 new comments

• Automatically defer heavily shared objects in free-threading.

  #134821 commented on Jun 9, 2025 • 0 new comments

• Implement stack overflow protection for supported platforms

  #91079 commented on Jun 9, 2025 • 0 new comments

• Replace `pyvenv.cfg`'s `home` key with `base-prefix` and `base-exec-prefix`

  #127895 commented on Jun 9, 2025 • 0 new comments

• Audit all built-in modules for thread safety

  #116738 commented on Jun 9, 2025 • 0 new comments

• HTMLParser stops parsing upon encountering `<style>` tag

  #118350 commented on Jun 9, 2025 • 0 new comments

• Pip no longer in the PATH for 3.13.4

  #135149 commented on Jun 9, 2025 • 0 new comments

• tarfile, zipfile, and shutil documentation should mention zstd compression

  #135252 commented on Jun 9, 2025 • 0 new comments

• Better uop coverage in the JIT optimizer

  #131798 commented on Jun 9, 2025 • 0 new comments

• Generator expression behavior changed in 3.13.4 - it does not throw exception anymore

  #135171 commented on Jun 9, 2025 • 0 new comments

• Different error triggered for soft keyword prefixes

  #130077 commented on Jun 9, 2025 • 0 new comments

• Add a CI job for testing OpenSSL 1.1.1 bindings

  #135261 commented on Jun 10, 2025 • 0 new comments

• Update FileIO comments, documentation to match implementation

  #129011 commented on Jun 10, 2025 • 0 new comments

• Use CSPRNG for random UUID node ID

  #135244 commented on Jun 10, 2025 • 0 new comments

• multiprocessing forkserver main contains dead main_path= handling code

  #126631 commented on Jun 10, 2025 • 0 new comments

• UBsan: Remove _Py_NO_SANITIZE_UNDEFINED

  #133157 commented on Jun 10, 2025 • 0 new comments

• [Windows] test_int.test_denial_of_service failed: took 15ms

  #114911 commented on Jun 10, 2025 • 0 new comments

• Py_Main and Py_RunMain SystemExit documentation does not match actual behavior

  #133264 commented on Jun 10, 2025 • 0 new comments

• asm_trampoline.S misses branch protection flags for x86_64 and aarch64

  #128605 commented on Jun 10, 2025 • 0 new comments

• Export `get_all_awaited_by` API into public Python API.

  #134342 commented on Jun 10, 2025 • 0 new comments

• Unify recognization of message digest names for `_hashlib` and `_hmac`

  #131876 commented on Jun 10, 2025 • 0 new comments

• Should we support unicode in width/precision formatting fields?

  #135025 commented on Jun 10, 2025 • 0 new comments

• `ProcessPoolExecutor` raises exception or hangs the process when `shutdown(wait=False)` and worker throws exception

  #132969 commented on Jun 10, 2025 • 0 new comments

• Recording and restoring the LC_NUMERIC locale setting with LC_ALL=C.UTF-8 no longer works with Python 3.13.3

  #133967 commented on Jun 10, 2025 • 0 new comments

• Fix format of dataclasses' `unsafe_hash` default value

  #116532 commented on Jun 10, 2025 • 0 new comments

• gh-123681: Check the strftime() behavior at runtime instead of at the compile time

  #128444 commented on Jun 10, 2025 • 0 new comments

• gh-130141: clean up asyncio._SelectorTransport during __del__

  #130142 commented on Jun 10, 2025 • 0 new comments