48 Pull requests merged by 20 people

• [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

• GH-135287: clangcl PGO builds on Windows fail with could not open '/GENPROFILE'

  #135289 merged Jun 9, 2025

• gh-131798: Optimize _UNARY_INVERT

  #135222 merged Jun 9, 2025

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

  #135225 merged Jun 9, 2025

• gh-131316: fix invalid DECREF in _md5.md5.copy()

  #135291 merged Jun 9, 2025

• gh-89373: Document that error indicator may be set in tp_dealloc

  #28358 merged Jun 9, 2025

• gh-135004: rewrite and cleanup blake2module.c

  #135006 merged Jun 9, 2025

• gh-135234: improve _hashlib exceptions when reporting an OpenSSL function failure

  #135250 merged Jun 9, 2025

• [3.13] Use f-strings in csv docs example (GH-135245)

  #135286 merged Jun 9, 2025

• [3.14] Use f-strings in csv docs example (GH-135245)

  #135285 merged Jun 9, 2025

• Use f-strings in csv docs example

  #135245 merged Jun 8, 2025

• [3.13] gh-135276: Refresh zipfile.Path from zipp 3.23 (GH-135277)

  #135279 merged Jun 8, 2025

• [3.13] gh-135263: Fix typo in token.NAME documentation (GH-135275)

  #135281 merged Jun 8, 2025

• [3.14] gh-135263: Fix typo in token.NAME documentation (GH-135275)

  #135280 merged Jun 8, 2025

• [3.14] gh-135276: Refresh zipfile.Path from zipp 3.23 (GH-135277)

  #135278 merged Jun 8, 2025

• gh-135263: Fix typo in token.NAME documentation

  #135275 merged Jun 8, 2025

• gh-135276: Refresh zipfile.Path from zipp 3.23

  #135277 merged Jun 8, 2025

• [3.13] Update tutorial for new "Copy" button (GH-135007)

  #135271 merged Jun 8, 2025

• Add compile_commands.json to .gitignore

  #135111 merged Jun 8, 2025

• [3.14] Update tutorial for new "Copy" button (GH-135007)

  #135270 merged Jun 8, 2025

• Update tutorial for new Copy button

  #135007 merged Jun 8, 2025

• [3.13] gh-134976: document the exception type that can be raised by s[i] (GH-134977)

  #135259 merged Jun 8, 2025

• [3.14] gh-134976: document the exception type that can be raised by s[i] (GH-134977)

  #135258 merged Jun 8, 2025

• gh-134531: refactor _hashlib logic for mapping NIDs to EVP_MD objects

  #135254 merged Jun 8, 2025

• gh-134976: document the exception type that can be raised by s[i]

  #134977 merged Jun 8, 2025

• [3.14] gh-135244: generate UUID random Node ID with a CSPRNG as per RFC 9562, §6.10.3 (GH-135226)

  #135255 merged Jun 8, 2025

• gh-135244: use CSPRNG for random UUID node ID

  #135226 merged Jun 8, 2025

• gh-134531: fix _hashlib clinic directive post GH-134626

  #135249 merged Jun 8, 2025

• [3.14] gh-134151 Fix TypeError in email.utils.decode_params when sorting RFC 2231 continuations (GH-134687)

  #135247 merged Jun 8, 2025

• [3.13] gh-134151 Fix TypeError in email.utils.decode_params when sorting RFC 2231 continuations (GH-134687)

  #135248 merged Jun 8, 2025

• gh-134151 Fix TypeError in email.utils.decode_params() when sorting RFC 2231 continuations

  #134687 merged Jun 8, 2025

• gh-133579: correctly report C curses errors in _curses_panel

  #134629 merged Jun 8, 2025

• gh-131798: JIT: Assign type to sliced string/list/tuple

  #134671 merged Jun 7, 2025

• [3.14] gh-134876: Add fallback for when process_vm_readv fails with ENOSYS (GH-134878)

  #135240 merged Jun 7, 2025

• gh-134876: Add fallback for when process_vm_readv fails with ENOSYS

  #134878 merged Jun 7, 2025

• [3.13] gh-134160: Use PyModuleDef.m_free in the example module xxlimited (GH-135174)

  #135214 merged Jun 7, 2025

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

  #135232 merged Jun 7, 2025

• gh-131798: JIT: Optimize _CALL_TYPE_1 when the result is known

  #135194 merged Jun 6, 2025

28 Pull requests opened by 23 people

• gh-132661: Document t-strings and `templatelib`

  #135229 opened Jun 6, 2025

• gh-135228: Break reference cycle between class and descriptors

  #135230 opened Jun 7, 2025

• gh-126703: add freelist for PyComplexObject's

  #135233 opened Jun 7, 2025

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

  #135235 opened Jun 7, 2025

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

  #135236 opened Jun 7, 2025

• gh-135237: fix `setUp/tearDown` of `_colorize.can_colorize` in `test_argparse`

  #135238 opened Jun 7, 2025

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

  #135242 opened Jun 8, 2025

• gh-135243: improve CSV docs

  #135246 opened Jun 8, 2025

• gh-135256: Simplify parsing parameters in Argument Clinic

  #135257 opened Jun 8, 2025

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

  #135260 opened Jun 8, 2025

• gh-135261: add CI job for testing OpenSSL 1.1.1w

  #135262 opened Jun 8, 2025

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

  #135265 opened Jun 8, 2025

• gh-135239: smarter use of mutex in `_md5`

  #135267 opened Jun 8, 2025

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

  #135268 opened Jun 8, 2025

• gh-135273: Unify ZoneInfo.from_file signatures

  #135274 opened Jun 8, 2025

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

  #135283 opened Jun 9, 2025

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

  #135288 opened Jun 9, 2025

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

  #135290 opened Jun 9, 2025

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

  #135292 opened Jun 9, 2025

• [3.14] GH-135171: Fix generator expressions one last time (hopefully) backport of #135225

  #135293 opened Jun 9, 2025

• gh-127502: Update XML vulnerability table

  #135294 opened Jun 9, 2025

• gh-126631: fix pre-loading of __main__

  #135295 opened Jun 9, 2025

• gh-135302: Fix NULL pointer dereference in has_kwonlydefaults function

  #135303 opened Jun 9, 2025

• 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

23 Issues closed by 10 people

• 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

• Abort in `_PyEval_EvalFrameDefault` originating on calling `fcntl.ioctl`

  #134744 closed Jun 9, 2025

• Improve `_hashlib` exception reporting when an OpenSSL error occurred

  #135234 closed Jun 9, 2025

• Rewrite and cleanup HACL* `blake2module.c`

  #135004 closed Jun 9, 2025

• Setting a string to `start` and `step` argument of `itertools.count()` gets a wrong error message

  #135284 closed Jun 9, 2025

• Apply bugfixes from zipp

  #135276 closed Jun 8, 2025

• Typo in `token.NAME` documentation

  #135263 closed Jun 8, 2025

• `TypeError: '<' not supported between instances of 'NoneType' and 'int'` raised during call to `email.message_from_file`

  #134151 closed Jun 8, 2025

• Are there any problems with the rules of the assignment statement?

  #135269 closed Jun 8, 2025

• E-thing

  #135264 closed Jun 8, 2025

• Add notes about `s[i]` in `Common Sequence Operations`

  #134976 closed Jun 8, 2025

• Exact reporting of `curses` C function failures

  #133579 closed Jun 8, 2025

• `rmtree` sometimes fails due to "directory not empty" on Linux

  #128076 closed Jun 7, 2025

• Report of Open Redirect Vulnerability in Python 3.9.19 - Utilizing Simple HTTP

  #132826 closed Jun 7, 2025

• python -m pdb -p fails when CONFIG_CROSS_MEMORY_ATTACH not set in kernel config

  #134876 closed Jun 7, 2025

• spam

  #135231 closed Jun 7, 2025

20 Issues opened by 18 people

• 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

• Potential NULL dereference of kw_defaults in has_kwonlydefaults

  #135302 opened Jun 9, 2025

• Using the `function` argument of `itertools.accumulate()` gets error against the doc

  #135282 opened Jun 9, 2025

• Unify ZoneInfo.from_file signature

  #135273 opened Jun 8, 2025

• Create tests for turtle module

  #135272 opened Jun 8, 2025

• Add a CI job for testing OpenSSL 1.1.1 bindings

  #135261 opened Jun 8, 2025

• Simplify parsing parameters in Argument Clinic

  #135256 opened Jun 8, 2025

• tarfile stream restrictions should be documented

  #135253 opened Jun 8, 2025

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

  #135252 opened Jun 8, 2025

• Surprising tokenization of f-strings

  #135251 opened Jun 8, 2025

• Use CSPRNG for random UUID node ID

  #135244 opened Jun 8, 2025

• Docs: Update CSV page to improve readability and language

  #135243 opened Jun 8, 2025

• Pickle `INT` opcode boolean conversion discrepancy

  #135241 opened Jun 8, 2025

• Smarter use of a mutex in incremental HMAC and hash functions

  #135239 opened Jun 7, 2025

• _colorize.can_colorize safety in test_argparse

  #135237 opened Jun 7, 2025

• 3.14 regression: slot dataclasses classes leak original class

  #135228 opened Jun 6, 2025

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

  #135227 opened Jun 6, 2025

85 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-134939: Add the interpreters Module

  #133958 commented on Jun 9, 2025 • 20 new comments

• gh-135056: Add a --cors CLI argument to http.server

  #135057 commented on Jun 9, 2025 • 15 new comments

• gh-132502: Prototyping adding timestamps to tracebacks.

  #129337 commented on Jun 8, 2025 • 7 new comments

• gh-131798: JIT: replace _CHECK_METHOD_VERSION with _CHECK_FUNCTION_VERSION_INLINE

  #135022 commented on Jun 9, 2025 • 7 new comments

• gh-131798: Optimize `_UNARY_NEGATIVE`

  #135223 commented on Jun 9, 2025 • 6 new comments

• gh-133895: provide C99 Annex G return values for cmath's functions

  #134995 commented on Jun 8, 2025 • 6 new comments

• gh-115119: removed implicit fallback to the bundled libmpdec

  #134078 commented on Jun 9, 2025 • 6 new comments

• gh-130077: Enhance GrammarVisitor to differentiate visit methods for single and multi-character node classes

  #130162 commented on Jun 9, 2025 • 3 new comments

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

  #135198 commented on Jun 9, 2025 • 3 new comments

• [3.13] gh-132710: only use stable `_uuid.generate_time_safe()` to deduce MAC address (GH-132901)

  #134704 commented on Jun 8, 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-127545: Replace _Py_ALIGN_AS(V) by _Py_ALIGNED_DEF(N, T)

  #135209 commented on Jun 7, 2025 • 2 new comments

• gh-133934: Improve sqlite3 `.help` message

  #135224 commented on Jun 7, 2025 • 2 new comments

• gh-132461: Fix crash in OrderedDict.setdefault when key has unstable hash

  #132462 commented on Jun 9, 2025 • 1 new comment

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

  #134336 commented on Jun 7, 2025 • 1 new comment

• gh-130870 Fix _eval_type Handling for GenericAlias with Unflattened Arguments and Union Types

  #130897 commented on Jun 9, 2025 • 1 new comment

• gh-130655: add tests for dgettext

  #134594 commented on Jun 7, 2025 • 1 new comment

• gh-133136: Limit excess memory held by QSBR

  #135107 commented on Jun 7, 2025 • 1 new comment

• 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

• Better uop coverage in the JIT optimizer

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

• Remove duplicate import in `Lib/pydoc.py`

  #135215 commented on Jun 7, 2025 • 0 new comments

• gh-135177: Raise OverflowError in _Py_call_instrumentation_jump to handle potential integer overflow

  #135202 commented on Jun 9, 2025 • 0 new comments

• Docs: amend sqlite3 execute*() deprecation notes

  #135163 commented on Jun 9, 2025 • 0 new comments

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

  #131583 commented on Jun 9, 2025 • 0 new comments

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

  #131832 commented on Jun 9, 2025 • 0 new comments

• gh-133438: Fix the use of the terms "argument" and "parameter" in the documentation

  #135160 commented on Jun 8, 2025 • 0 new comments

• gh-132732: Automatically constant evaluate pure operations

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

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

  #133222 commented on Jun 9, 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

• Fix definition of `_Py_RemoteDebug_` symbols for static linking

  #135146 commented on Jun 9, 2025 • 0 new comments

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

  #134048 commented on Jun 9, 2025 • 0 new comments

• GH-132554: Specialize `GET_ITER` and `FOR_ITER` for `range`

  #135063 commented on Jun 9, 2025 • 0 new comments

• gh-134273: Allow setting JIT compiler flags with `CFLAGS_JIT`

  #134276 commented on Jun 7, 2025 • 0 new comments

• gh-135041: Expand and update ``pickletools`` module docstrings

  #135042 commented on Jun 8, 2025 • 0 new comments

• gh-133931: Introduce _PyObject_XSetRefDelayed to replace Py_XSETREF

  #134377 commented on Jun 7, 2025 • 0 new comments

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

  #134544 commented on Jun 8, 2025 • 0 new comments

• gh-127545: Specify minimum PyGC_Head and PyObject alignment to fix build failure

  #135016 commented on Jun 7, 2025 • 0 new comments

• gh-128639: Don't assume one thread in subinterpreter finalization with fixed daemon thread support

  #134606 commented on Jun 8, 2025 • 0 new comments

• PEP 3102 and PEP 570 should say **Keyword-Only Parameters** instead of **Keyword-Only Arguments**

  #133438 commented on Jun 7, 2025 • 0 new comments

• [3.13] copyreg._reconstructor crashes when trying to pickle.load specific serialized data

  #135201 commented on Jun 7, 2025 • 0 new comments

• When accepting a socket connection and ERROR_NETNAME_DELETED occurs, leads this into a closing of the serving socket (BaseProactorEventLoop)

  #93821 commented on Jun 7, 2025 • 0 new comments

• MSVC 5274 warning suppression for _Py_ALIGN_AS should be local

  #135183 commented on Jun 7, 2025 • 0 new comments

• Weird behaviour with tmux send-keys

  #135154 commented on Jun 7, 2025 • 0 new comments

• Increased memory usage with mimalloc

  #135153 commented on Jun 7, 2025 • 0 new comments

• Parts of strings that look like comments being stripped out of nested strings with debug specifier

  #135148 commented on Jun 7, 2025 • 0 new comments

• venv should include python-config in the virtual environment

  #135147 commented on Jun 7, 2025 • 0 new comments

• Build fails with `Py_STACKREF_DEBUG` set.

  #135125 commented on Jun 7, 2025 • 0 new comments

• realpath(..., strict=ALLOW_MISSING) can unexpectedly succeed on Windows

  #135122 commented on Jun 7, 2025 • 0 new comments

• Added helper to test.support for parameterizing tests

  #135120 commented on Jun 7, 2025 • 0 new comments

• XID_Continue characters in function/class names highlighted incorrectly (colorizer.py)

  #135052 commented on Jun 7, 2025 • 0 new comments

• Python 3.14 REPL blanks links above terminal rows when pasting

  #135055 commented on Jun 7, 2025 • 0 new comments

• [C API] Deprecate calling PyObject_SetAttr(obj, attr, NULL) with an exception set

  #135075 commented on Jun 7, 2025 • 0 new comments

• encodings.idna: Unexpanded f-string in "Unsupported error handling" exception

  #135069 commented on Jun 7, 2025 • 0 new comments

• Add a --cors command line option to stdlib http.server

  #135056 commented on Jun 7, 2025 • 0 new comments

• Use freelist for range object, iterator objects and other often used objects

  #126703 commented on Jun 7, 2025 • 0 new comments

• Colorize sqlite3 CLI

  #133447 commented on Jun 7, 2025 • 0 new comments

• Better constant narrowing in the JIT optimizer

  #130415 commented on Jun 6, 2025 • 0 new comments

• Implement PEP 750 – Template Strings

  #132661 commented on Jun 6, 2025 • 0 new comments

• Convert importlib.abc to use typing.Protocol

  #82963 commented on Jun 6, 2025 • 0 new comments

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

  #114911 commented on Jun 9, 2025 • 0 new comments

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

  #128605 commented on Jun 9, 2025 • 0 new comments

• Align the grammar documentation with Python's actual grammar

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

• SSL issue starting from openssl 3.2

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

• Py_Main and Py_RunMain SystemExit documentation does not match actual behavior

  #133264 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

• Python installation gutted my Python directory, now gives me a fatal error. No idea how to install Python now.

  #135159 commented on Jun 9, 2025 • 0 new comments

• Reconsider XML Security warnings / obsolete vulnerabilities

  #127502 commented on Jun 9, 2025 • 0 new comments

• multiprocessing forkserver main contains dead main_path= handling code

  #126631 commented on Jun 9, 2025 • 0 new comments

• Support completion for sqlite3 command-line interface

  #133390 commented on Jun 9, 2025 • 0 new comments

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

  #132969 commented on Jun 9, 2025 • 0 new comments

• Ambiguous symbol table names

  #121914 commented on Jun 9, 2025 • 0 new comments

• `typing._eval_type` is not preserving `GenericAlias` subclasses

  #130870 commented on Jun 9, 2025 • 0 new comments

• Failure during the print of select.select output with unblocking sys.stdin

  #126468 commented on Jun 9, 2025 • 0 new comments

• Make turtle.pensize smarter

  #133244 commented on Jun 8, 2025 • 0 new comments

• Add method to detect if a string contains surrogates

  #69456 commented on Jun 8, 2025 • 0 new comments

• Export `get_all_awaited_by` API into public Python API.

  #134342 commented on Jun 8, 2025 • 0 new comments

• Port HMAC implementation to new OpenSSL APIs

  #134531 commented on Jun 8, 2025 • 0 new comments

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

  #128161 commented on Jun 8, 2025 • 0 new comments

• Improve statistics.median() complexity

  #135157 commented on Jun 8, 2025 • 0 new comments

• Cover the password prompt case for `SSLContext.load_cert_chain` with a test

  #132102 commented on Jun 7, 2025 • 0 new comments