cpython

…

[3.13] gh-140131: Fix REPL cursor position on Windows when module completion suggestion line hits console width (GH-140333) (GH-145872)

2026-03-12 18:15:17 +01:00

asyncio

[3.13] gh-149388: Make asyncio PipeHandle.close idempotent (GH-149518) (#149607 )

2026-05-09 20:38:09 +05:30

collections

[3.13] gh-140911: Ensure that UserString.index() and UserString.rindex() accept UserString as argument (GH-140945) (GH-141945)

2025-11-25 13:50:30 +00:00

concurrent

[3.13] gh-132969: Fix error/hang when shutdown(wait=False) and task exited abnormally (GH-133222) (GH-135343)

2025-06-16 14:08:03 +02:00

ctypes

[3.13] gh-143304: Fix ctypes.CDLL to honor handle parameter on POSIX systems (GH-143318) (GH-145173)

2026-03-05 15:34:49 +01:00

curses

…

dbm

[3.13] gh-135386: Fix "unable to open database file" errors on readonly DB (GH-135566) (GH-138057)

2025-08-22 11:35:21 +00:00

email

[3.13] gh-128110: Fix rfc2047 whitespace handling in email parser address headers (GH-130749) (#149789 )

2026-05-13 16:29:07 -04:00

encodings

[3.13] gh-149801: Add IANA registered names and aliases with leading zeros (GH-149804) (GH-149872)

2026-05-15 15:08:50 +03:00

ensurepip

[3.13] gh-149377: update bundled pip to 26.1.1 (GH-149378) (#149380 )

2026-05-04 23:43:33 +03:00

html

[3.13] gh-140875: Fix handling of unclosed charrefs before EOF in HTMLParser (GH-140904) (GH-141746)

2025-11-19 12:17:54 +00:00

http

[3.13] gh-146211: Reject CR/LF in HTTP tunnel request headers (GH-146212) (#148343 )

2026-05-18 19:44:36 +02:00

idlelib

[3.13] gh-97032: avoid test_squeezer crash on macOS buildbots (gh-115508) (GH-148141) (#148415 )

2026-04-29 13:01:04 +03:00

importlib

[3.13] gh-145506: Fixes CVE-2026-2297 by ensuring SourcelessFileLoader uses io.open_code (GH-145507)

2026-03-04 20:17:04 +00:00

json

[3.13] gh-146061: Clarify indent=None in json docs (GH-146095) (GH-149669)

2026-05-11 11:38:56 +00:00

logging

[3.13] gh-143237: Fix support of named pipes in the rotating logging handlers (GH-143259) (#143298 )

2026-01-25 17:09:40 +00:00

multiprocessing

[3.13] gh-137335: remove a mktemp use in multiprocessing.connection to avoid security scanner noise (GH-148578) (#148584 )

2026-04-14 17:06:33 -07:00

pathlib

…

pydoc_data

Python 3.13.13

2026-04-07 20:19:01 +02:00

re

[3.13] Revert "[3.13] gh-140797: Forbid capturing groups in re.Scanner lexicon patterns (GH-140944) (GH-140983)" (GH-142231)

2025-12-05 15:31:34 +02:00

site-packages

…

sqlite3

[3.13] gh-133439: Fix dot commands with trailing spaces are mistaken for multi-line sqlite statements in the sqlite3 command-line interface (GH-133440) (GH-133765)

2025-06-13 20:40:24 +03:00

sysconfig

[3.13] gh-146541: Allow building the Android testbed for 32-bit targets (GH-146542) (#148107 )

2026-04-06 07:47:01 +08:00

test

[3.13] gh-142516: fix reference leaks in ssl.SSLContext objects (GH-143685) (GH-145075) (#148371 )

2026-05-24 11:43:03 +02:00

tkinter

[3.13] gh-143754: Modernize Tkinter docs (GH-143841) (GH-144033)

2026-01-19 12:26:26 +00:00

tomllib

[3.13] Update mypy to 2.1.0 (GH-149709) (#149713 )

2026-05-12 09:06:58 +00:00

turtledemo

[3.13] gh-137586: Open external osascript program with absolute path (GH-137584) (#148174 )

2026-04-07 03:35:14 +00:00

unittest

[3.13] gh-142651: use NonCallableMock._lock for thread safety of call_count (GH-142922) (#145740 )

2026-03-10 12:34:37 +00:00

urllib

[3.13] gh-138907: Support RFC 9309 in robotparser (GH-138908) (GH-149376)

2026-05-04 18:43:03 +00:00

venv

[3.13] gh-149701: Fully silence potential hash -r error (GH-149702) (GH-149759)

2026-05-13 09:22:02 +01:00

wsgiref

[3.13] gh-144370: Disallow usage of control characters in status in wsgiref.handlers for security (GH-144371) (#145585 )

2026-03-06 12:45:34 +00:00

xml

[3.13] gh-142754: Ensure that Element & Attr instances have the ownerDocument attribute (GH-142794) (#142819 )

2025-12-20 15:56:59 -08:00

xmlrpc

…

zipfile

[3.13] gh-146581: Fix vulnerability in shutil.unpack_archive() for ZIP files on Windows (GH-146591) (GH-149065)

2026-04-27 22:54:45 +03:00

zoneinfo

[3.13] gh-145883: Fix two heap-buffer-overflows in _zoneinfo (GH-145885) (#148086 )

2026-04-04 17:14:19 +01:00

__future__.py

…

__hello__.py

…

_aix_support.py

…

_android_support.py

[3.13] gh-144415: Android testbed fixes (GH-142912) (#144417 )

2026-02-03 09:28:43 +00:00

_apple_support.py

…

_collections_abc.py

[3.13] gh-118803: Fixup a few references in the 3.13 branch to the intended removal date for ByteString (#139171 )

2025-09-19 18:51:39 +01:00

_colorize.py

[3.13] gh-141570: can_colorize: Expect fileno() to raise OSError, as documented (#141716 ) (#141748 )

2025-11-19 14:28:31 +00:00

_compat_pickle.py

…

_compression.py

…

_ios_support.py

…

_markupbase.py

…

_opcode_metadata.py

…

_osx_support.py

…

_py_abc.py

…

_pydatetime.py

[3.13] gh-135956: Remove duplicate word in _pydatetime docstring (GH-135957) (#135963 )

2025-06-26 04:08:17 +00:00

_pydecimal.py

[3.13] gh-102431: Clarify constraints on operands of Decimal logical operations (GH-102836) (#140106 )

2025-10-14 15:45:02 +02:00

_pyio.py

[3.13] gh-143602: Fix duplicate buffer exports in io.BytesIO.write (#143629 ) (#143872 ) (#143878 )

2026-01-16 14:23:03 +01:00

_pylong.py

…

_sitebuiltins.py

[3.13] gh-138897: Use _pyrepl.pager for _sitebuiltins._Printer (GH-138898) (GH-143365)

2026-01-02 17:28:04 +01:00

_strptime.py

[3.13] gh-136028: Fix parsing month names containing "İ" (U+0130) in strptime() (GH-136029) (GH-136038)

2025-06-27 14:10:51 +00:00

_threading_local.py

[3.13] gh-107006: Move threading.local docstring to docs (GH-131840) (#133432 )

2025-05-05 16:18:00 +03:00

_weakrefset.py

…

abc.py

…

antigravity.py

…

argparse.py

[3.13] GH-130750: Restore quoting of choices in argparse error messag… (#149386 )

2026-05-04 23:18:05 +00:00

ast.py

[3.13] gh-134718: Fix ast.dump() for empty non-default values (GH-134926) (GH-134936)

2025-05-30 15:48:48 +00:00

base64.py

[3.13] gh-134837: Correct and improve base85 documentation for base64 module (GH-145843) (GH-149743) (GH-149893)

2026-05-15 21:36:47 +03:00

bdb.py

[3.13] gh-136057: Allow step and next to step over for loops (GH-136160) (#141641 )

2025-11-16 22:23:03 +00:00

bisect.py

…

bz2.py

…

calendar.py

…

cmd.py

…

code.py

…

codecs.py

[3.13] gh-52876: Implement missing parameter in codecs.StreamReaderWriter functions (GH-136498) (#136515 )

2025-07-10 18:06:34 +02:00

codeop.py

…

colorsys.py

…

compileall.py

…

configparser.py

[3.13] gh-146333: Fix quadratic regex backtracking in configparser option parsing (GH-146399) (GH-148559)

2026-04-15 12:11:10 +02:00

contextlib.py

…

contextvars.py

…

copy.py

…

copyreg.py

…

cProfile.py

…

csv.py

…

dataclasses.py

[3.13] gh-105936: Properly update closure cells for __setattr__ and __delattr__ in frozen dataclasses with slots (GH-144021) (GH-148476)

2026-04-25 22:55:20 -07:00

datetime.py

…

decimal.py

…

difflib.py

[3.13] gh-128051: Fix tests if sys.float_repr_style is 'legacy' (#135908 ) (#136026 )

2025-06-30 11:40:06 +02:00

dis.py

…

doctest.py

[3.13] gh-136914: Fix support of cached functions and properties in DocTest's lineno computation (GH-136930) (GH-137615)

2025-08-10 20:05:28 +00:00

enum.py

[3.13] gh-140806: add docs for enum.bin function (#140807 ) (#143740 )

2026-02-02 22:57:53 +01:00

filecmp.py

…

fileinput.py

…

fnmatch.py

…

fractions.py

[3.13] gh-130664: Treat '0' fill character with align '=' as zero-padding for Fraction's (GH-131067) (GH-136242)

2025-07-03 11:20:49 +00:00

ftplib.py

[3.13] gh-87451: Apply CVE-2021-4189 PASV fix to ftplib.ftpcp() (GH-149648) (#149794 )

2026-05-13 17:58:26 +00:00

functools.py

[3.13] gh-140873: Fix the singledispatchmethod documentation (GH-141523) (GH-141710)

2025-11-18 11:38:38 +00:00

genericpath.py

[3.13] gh-135034: Normalize link targets in tarfile, add os.path.realpath(strict='allow_missing') (GH-135037) (GH-135064)

2025-06-03 15:59:54 +02:00

getopt.py

…

getpass.py

…

gettext.py

…

glob.py

[3.13] gh-144835: Added missing explanations for some parameters in glob and iglob. (GH-144836) (#145416 )

2026-03-02 15:32:13 +02:00

graphlib.py

[3.13] gh-129892: Doc: Remove unnecessary role directive in graphlib.py (GH-129896) (#129904 )

2025-02-09 15:47:10 +00:00

gzip.py

[3.13] gh-137571: Protect against possible UnboundLocalError in gzip._GzipReader.read() (GH-150222) (GH-150231)

2026-05-22 09:37:57 +00:00

hashlib.py

[3.13] gh-134696: align OpenSSL and HACL*-based hash functions constructors AC signatures (GH-134713) (#134962 )

2025-06-01 10:27:02 +02:00

heapq.py

…

hmac.py

[3.13] gh-142451: correctly copy HMAC attributes in HMAC.copy() (GH-142510) (#142701 )

2025-12-14 09:36:26 +00:00

imaplib.py

[3.13] gh-78319: Fix implementation of IMAP APPEND UTF8 (GH-9436) (GH-139407)

2025-09-29 06:25:51 +00:00

inspect.py

[3.13] gh-149096: Remove 'im_*' attribute reference from inspect module docstring (GH-149108) (#149440 )

2026-05-06 02:52:33 +00:00

io.py

…

ipaddress.py

[3.13] gh-141497: Make ipaddress.IP{v4,v6}Network.hosts() always returning an iterator (GH-141547) (GH-141695)

2025-11-18 11:43:15 +02:00

keyword.py

…

linecache.py

[3.13] gh-133253: making linecache thread-safe (GH-133305) (#143911 )

2026-01-16 13:34:53 -05:00

locale.py

[3.13] gh-133967: Do not normalize locale name 'C.UTF-8' to 'en_US.UTF-8' (GH-135347) (GH-135350)

2025-06-11 12:43:38 +03:00

lzma.py

…

mailbox.py

[3.13] gh-143010: Prevent a TOCTOU issue by only calling open once (GH-143011) (#143079 )

2025-12-22 13:13:53 -05:00

mimetypes.py

gh-128703: Fix mimetypes.guess_type for empty Content-Type in registry (GH-128854)

2025-02-17 15:36:49 +00:00

modulefinder.py

…

netrc.py

[3.13] gh-135815: skip netrc security checks if os.getuid is missing (GH-135816) (#135826 )

2025-06-22 20:12:20 +00:00

ntpath.py

[3.13] gh-136065: Fix quadratic complexity in os.path.expandvars() (GH-134952) (GH-140845)

2025-10-31 17:58:09 +01:00

nturl2path.py

…

numbers.py

[3.13] gh-122450: Expand documentation for `Rational and Fraction` (#136800 ) (#137367 )

2025-08-05 14:54:31 +01:00

opcode.py

…

operator.py

…

optparse.py

…

os.py

[3.13] gh-136087: Remove \r from documented os.linesep values (GH-136088) (#136112 )

2025-06-30 10:44:38 +03:00

pdb.py

[3.13] gh-142315: Don't pass the "real path" of Pdb script target to system functions (GH-142371) (#142498 )

2025-12-16 10:53:09 -05:00

pickle.py

[3.13] gh-148914: Fix memoization of in-band PickleBuffer in the Python implementation (GH-149052) (GH-149275)

2026-05-02 11:11:15 +00:00

pickletools.py

[3.13] gh-139646: fix typo in pickletools error message (GH-139647) (GH-139650)

2025-10-07 20:19:24 +02:00

pkgutil.py

…

platform.py

…

plistlib.py

[3.13] Docs: replace all datetime imports with import datetime as dt (GH-145640) (#146259 )

2026-03-21 18:41:50 +00:00

poplib.py

[3.13] gh-130637: Add validation for numeric response data in stat() method (GH-130646) (#130763 )

2025-03-02 20:28:56 +00:00

posixpath.py

[3.13] gh-136065: Fix quadratic complexity in os.path.expandvars() (GH-134952) (GH-140845)

2025-10-31 17:58:09 +01:00

pprint.py

…

profile.py

…

pstats.py

…

pty.py

…

py_compile.py

…

pyclbr.py

…

pydoc.py

[3.13] gh-138568: Make help mode in PyREPL not exit on empty line input (GH-143512) (GH-143520)

2026-01-07 18:44:39 +01:00

queue.py

[3.13] Fix Queue.shutdown docs for condition to unblock a join (gh-137088) (gh-137102)

2025-07-25 08:48:28 -06:00

quopri.py

…

random.py

[3.13] gh-130285: Fix handling of zero or empty counts in random.sample() (gh-130291) (gh-130416)

2025-02-21 17:56:51 +00:00

reprlib.py

[3.13] gh-135487: fix reprlib.Repr.repr_int when given very large integers (GH-135506) (#135886 )

2025-06-24 12:00:14 +00:00

rlcompleter.py

[3.13] gh-112821: Fix rlcompleter failures on objects with descriptors (GH-149577) (#149658 )

2026-05-11 12:08:20 -04:00

runpy.py

[3.13] gh-149117: Set ImportError.name on errors from runpy.run_module/run_path (gh-149159) (#149258 )

2026-05-02 02:51:06 +00:00

sched.py

…

secrets.py

…

selectors.py

…

shelve.py

…

shlex.py

…

shutil.py

[3.13] gh-146581: Fix vulnerability in shutil.unpack_archive() for ZIP files on Windows (GH-146591) (GH-149065)

2026-04-27 22:54:45 +03:00

signal.py

…

site.py

[3.13] gh-138993: Dedent credits text (GH-138994) (#140087 )

2025-10-15 14:05:53 +03:00

smtplib.py

[3.13] gh-70039: smtplib: store the server name in ._host in .connect() (GH-115259) (#148272 )

2026-04-08 18:15:16 -04:00

socket.py

[3.13] gh-146139: Disable socketpair authentication on WASI (GH-146140) (#148527 )

2026-04-13 21:30:52 +00:00

socketserver.py

[3.13] gh-128916: Do not set SO_REUSEPORT on non-AF_INET* sockets (GH-128933) (#128969 )

2025-01-18 03:45:42 +00:00

sre_compile.py

…

sre_constants.py

…

sre_parse.py

…

ssl.py

[3.13] Docs: fix RFC index reference for TLS 1.3 (GH-142262) (#142341 )

2025-12-06 13:29:54 +00:00

stat.py

[3.13] gh-144050: Fix stat.filemode pure Python file type detection (GH-144059) (GH-144074)

2026-01-20 12:44:46 +00:00

statistics.py

[3.13] gh-140938: Raise ValueError for infinite inputs to stdev/pstdev (GH-141531) (#141584 )

2025-11-15 04:45:28 +00:00

string.py

…

stringprep.py

…

struct.py

…

subprocess.py

[3.13] gh-142195: Fixed Popen.communicate indefinite loops (GH-143203) (#143256 )

2025-12-28 17:20:40 +00:00

symtable.py

…

tabnanny.py

…

tarfile.py

[3.13] gh-107398: Fix tarfile stream mode exception when process the file with the gzip extra field (GH-126304) (GH-150201)

2026-05-21 22:38:54 +03:00

tempfile.py

[3.13] gh-66305: Fix a hang on Windows in the tempfile module (GH-144672) (GH-145169)

2026-02-24 11:37:52 +00:00

textwrap.py

[3.13] gh-139065: Fix trailing space before long word in textwrap (GH-139070) (GH-139903)

2025-10-10 13:51:41 +00:00

this.py

…

threading.py

[3.13] gh-114827: clarify threading.Event.wait timeout behavior (GH-114834) (#140099 )

2025-10-14 14:13:31 +00:00

timeit.py

[3.13] gh-148254: Use singular "sec" in timeit verbose output (GH-148290) (#148304 )

2026-04-09 15:06:27 +00:00

token.py

…

tokenize.py

[3.13] gh-125553: Fix backslash continuation in untokenize (GH-126010) (#129153 )

2025-01-21 21:04:55 +00:00

trace.py

…

traceback.py

[3.13] gh-145896: Fix typos and stale docstrings in the traceback module (GH-145897) (GH-150384)

2026-05-25 10:07:38 +00:00

tracemalloc.py

…

tty.py

…

turtle.py

[3.13] gh-138772: Fix and improve documentation for turtle color functions (GH-139325) (GH-140048)

2025-10-13 15:56:31 +00:00

types.py

[3.13] gh-143999: Fix: handle suspended state on types.coroutine wrappers (GH-144000) (GH-144065)

2026-01-20 12:59:24 +02:00

typing.py

[3.13] gh-149995: Update typing.py docstrings and documentation (#150217 )

2026-05-22 05:09:41 +00:00

uuid.py

[3.13] gh-135244: generate UUID random Node ID with a CSPRNG as per RFC 9562, §6.10.3 (GH-135226) (#137408 )

2025-08-05 09:01:07 +00:00

warnings.py

[3.13] gh-138010: Fix __init_subclass__ forwarding by warnings.deprecated (GH-138210) (#138564 )

2025-09-05 14:21:19 -07:00

wave.py

[3.13] gh-136523: Fix wave.Wave_write emitting an unraisable when open raises (GH-136529) (GH-136607)

2025-07-13 06:13:01 +00:00

weakref.py

…

webbrowser.py

[3.13] gh-148169: Fix webbrowser %action substitution bypass of dash-prefix check (GH-148170) (#148517 )

2026-04-29 13:00:10 +03:00

zipapp.py

[3.13] gh-130379: Fix incorrect zipapp logic to avoid including the target in itself (gh-130509) (gh-130791)

2025-03-03 15:20:05 +00:00

zipimport.py

…