cpython/Lib
Seth Michael Larson 08d8e18ad8
gh-142145: Remove quadratic behavior in node ID cache clearing (GH-142146)
* Remove quadratic behavior in node ID cache clearing

Co-authored-by: Jacob Walls <38668450+jacobtylerwalls@users.noreply.github.com>

* Add news fragment

---------

Co-authored-by: Jacob Walls <38668450+jacobtylerwalls@users.noreply.github.com>
2025-12-02 23:16:37 -08:00
..
__phello__
_pyrepl Drop three unused imports (#141875) 2025-11-23 16:33:05 +00:00
asyncio gh-141863: use bytearray.take_bytes in asyncio streams for better performance (#141864) 2025-11-24 21:06:53 +05:30
collections gh-140911: Ensure that UserString.index() and UserString.rindex() accept UserString as argument (GH-140945) 2025-11-25 15:25:46 +02:00
compression gh-132983: Split `_zstd_set_c_parameters` (#133921) 2025-05-28 14:45:08 +00:00
concurrent gh-139462: Make the ProcessPoolExecutor BrokenProcessPool exception report which child process terminated (GH-139486) 2025-11-11 22:09:58 +00:00
ctypes gh-140041: Fix import of ctypes on Android and Cygwin when ABI flags are present (#140178) 2025-10-16 05:40:39 +08:00
curses gh-133575: eliminate legacy checks in Lib/curses/__init__.py (#133576) 2025-05-07 20:28:32 +02:00
dbm gh-135386: Fix "unable to open database file" errors on readonly DB (GH-135566) 2025-08-22 14:11:59 +03:00
email gh-136702: Deprecate passing non-ascii *encoding* (str) to encodings.normalize_encoding (#140030) 2025-11-09 13:37:34 +01:00
encodings gh-141968: Use take_bytes in encodings.punycode (#141974) 2025-11-28 17:47:14 +00:00
ensurepip gh-140874: Upgrade bundled pip to 25.3 (GH-140876) 2025-11-01 10:25:19 +00:00
html gh-140875: Fix handling of unclosed charrefs before EOF in HTMLParser (GH-140904) 2025-11-19 13:55:10 +02:00
http gh-119451: Fix a potential denial of service in http.client (GH-119454) 2025-12-01 17:26:07 +02:00
idlelib Minor fixes to idle.rst and regenerate help.html (#140037) 2025-11-06 03:21:02 -05:00
importlib gh-141930: Use the regular IO stack to write .pyc files for a better error message on failure (GH-141931) 2025-11-27 19:17:59 +00:00
json GH-141686: Break cycles created by JSONEncoder.iterencode (GH-141687) 2025-11-18 09:51:18 -08:00
logging gh-138162: Fix logging.LoggerAdapter with merge_extra=True and without the extra argument (GH-140511) 2025-10-30 12:52:02 +02:00
multiprocessing gh-133146: Add the old public get_value method to documentation and refactor code. (GH-133301) 2025-11-29 22:12:48 +00:00
pathlib GH-139174: Prepare pathlib.Path.info for new methods (part 2) (#140155) 2025-10-18 02:13:25 +01:00
profiling gh-140677 Add heatmap visualization to Tachyon sampling profiler (#140680) 2025-12-02 20:33:40 +00:00
pydoc_data Python 3.15.0a2 2025-11-18 16:51:17 +02:00
re gh-141968: Use take_bytes in re._compiler (#141995) 2025-11-28 17:46:10 +00:00
site-packages
sqlite3 gh-133390: sqlite3 CLI completion for tables, columns, indices, triggers, views, functions, schemata (GH-136101) 2025-10-24 08:26:36 +02:00
string GH-132661: Add `string.templatelib.convert()` (#135217) 2025-07-15 11:56:42 +02:00
sysconfig Replace obsolete platforms with more recent examples (#132455) 2025-10-10 05:38:13 +00:00
test gh-142145: Remove quadratic behavior in node ID cache clearing (GH-142146) 2025-12-02 23:16:37 -08:00
tkinter gh-130693: Support more options for search in tkinter.Text (GH-130848) 2025-11-17 14:42:26 +00:00
tomllib gh-133117: Enable stricter mypy checks for tomllib (#133206) 2025-05-03 16:57:09 +03:00
turtledemo
unittest gh-136442: Fix unittest to return exit code 5 when setUpClass raises an exception (#136487) 2025-11-14 16:59:51 -08:00
urllib gh-140691: urllib.request: Close FTP control socket if data socket can't connect (GH-140835) 2025-11-05 11:52:11 +01:00
venv gh-133951: Remove lib64->lib symlink in venv creation (#137139) 2025-10-04 14:55:17 +01:00
wsgiref gh-133810: remove http.server.CGIHTTPRequestHandler and --cgi flag (#133811) 2025-05-17 09:58:16 +02:00
xml gh-142145: Remove quadratic behavior in node ID cache clearing (GH-142146) 2025-12-02 23:16:37 -08:00
xmlrpc gh-136839: Refactor simple dict.update calls (#136811) 2025-07-19 10:12:10 -07:00
zipfile gh-139700: Check consistency of the zip64 end of central directory record (GH-139702) 2025-10-07 20:15:26 +03:00
zoneinfo gh-137976: Explicitly exclude localtime from available_timezones (#138012) 2025-09-18 17:32:14 +01:00
__future__.py
__hello__.py
_aix_support.py
_android_support.py Make Android streams respect the unbuffered (-u) option (#138806) 2025-09-18 11:41:21 +01:00
_apple_support.py
_ast_unparse.py gh-138774: use value to ast.unparse code when str is None in ast.Interpolation (#139415) 2025-10-23 13:56:05 +00:00
_collections_abc.py gh-118803: Make ByteString deprecations louder; remove ByteString from typing.__all__ and collections.abc.__all__ (#139127) 2025-09-18 18:58:16 +00:00
_colorize.py gh-141679: Add colour to defaults in argparse help (#141680) 2025-11-23 00:26:50 +00:00
_compat_pickle.py gh-133810: remove http.server.CGIHTTPRequestHandler and --cgi flag (#133811) 2025-05-17 09:58:16 +02:00
_ios_support.py
_markupbase.py _markupbase.py: Use a permalink for the analysis of MS-Word extensions (GH-129017) 2025-02-06 11:40:43 +01:00
_opcode_metadata.py GH-139109: Support switch/case dispatch with the tracing interpreter. (GH-141703) 2025-11-18 13:31:48 +00:00
_osx_support.py
_py_abc.py
_py_warnings.py gh-140691: urllib.request: Close FTP control socket if data socket can't connect (GH-140835) 2025-11-05 11:52:11 +01:00
_pydatetime.py gh-97517: Add documentation links to datetime strftime/strptime docstrings (#138559) 2025-09-15 19:50:46 +01:00
_pydecimal.py gh-76007: Deprecate __version__ attribute in decimal (#140302) 2025-10-26 12:01:04 +01:00
_pyio.py gh-129005: Remove copies from _pyio using take_bytes (#141539) 2025-11-18 10:10:32 +01:00
_pylong.py
_sitebuiltins.py
_strptime.py gh-81148: Eliminate unnecessary check in _strptime when determining AM/PM (#13428) 2025-09-19 10:23:12 +00:00
_threading_local.py gh-107006: Move threading.local docstring to docs (#131840) 2025-05-05 15:00:15 +03:00
_weakrefset.py
abc.py
annotationlib.py gh-141489: Simplify closure/freevar iteration in annotationlib._build_closure() (#141490) 2025-11-19 18:08:08 -10:00
antigravity.py
argparse.py gh-141679: Add colour to defaults in argparse help (#141680) 2025-11-23 00:26:50 +00:00
ast.py gh-135801: Add the module parameter to compile() etc (GH-139652) 2025-11-13 13:21:32 +02:00
base64.py gh-141968: Use bytearray.take_bytes in base64 _b32encode and _b32decode (#141971) 2025-11-26 21:14:25 +05:30
bdb.py gh-136057: Allow step and next to step over for loops (#136160) 2025-11-16 13:57:07 -08:00
bisect.py
bz2.py gh-132983: Introduce compression package and move _compression module (GH-133018) 2025-04-27 14:41:30 -07:00
calendar.py gh-140212: Add html for year-month option in Calendar (#140230) 2025-10-31 17:28:53 +02:00
cmd.py gh-133363: Fix Cmd completion for lines beginning with ! (#133364) 2025-05-03 22:50:37 -04:00
code.py gh-135103: Remove an unused local variable in Lib/code.py (GH-135104) 2025-06-04 13:57:31 +09:00
codecs.py gh-52876: Implement missing parameter in codecs.StreamReaderWriter functions (#136498) 2025-07-10 17:42:14 +02:00
codeop.py gh-132449: Improve syntax error messages for keywords with typos (#132450) 2025-04-22 11:01:55 +02:00
colorsys.py
compileall.py gh-130645: Add color to stdlib argparse CLIs (gh-133380) 2025-05-05 19:46:46 +02:00
configparser.py gh-65697: Improved error msg for configparser key validation (#135527) 2025-06-15 12:13:19 -04:00
contextlib.py
contextvars.py
copy.py gh-132657: improve deepcopy and copy scaling on free-threading (#138429) 2025-09-04 13:20:23 +05:30
copyreg.py gh-132882: Fix copying of unions with members that do not support __or__ (#132883) 2025-04-24 16:49:09 +00:00
cProfile.py gh-138122: Implement PEP 799 (#138142) 2025-08-27 17:52:50 +01:00
csv.py gh-137627: Make csv.Sniffer.sniff() delimiter detection 1.6x faster (#137628) 2025-10-23 15:28:29 +03:00
dataclasses.py gh-137530: generate an __annotate__ function for dataclasses __init__ (GH-137711) 2025-11-10 14:57:11 +01:00
datetime.py
decimal.py gh-76007: Deprecate __version__ attribute in decimal (#140302) 2025-10-26 12:01:04 +01:00
difflib.py gh-95953: Add a css class to changed lines of difflib.HtmlDiff make_table (#139226) 2025-09-22 13:19:37 +00:00
dis.py gh-130645: Add color to stdlib argparse CLIs (gh-133380) 2025-05-05 19:46:46 +02:00
doctest.py GH-90344: replace single-call io.IncrementalNewlineDecoder usage with non-incremental newline decoders (GH-30276) 2025-11-15 00:13:37 +00:00
enum.py gh-140766: [Enum] add show_flag_values and bin to enum.__all__ (GH-140765) 2025-10-30 10:32:55 -07:00
filecmp.py
fileinput.py
fnmatch.py gh-133306: Use \z instead of \Z in fnmatch.translate() and glob.translate() (GH-133338) 2025-05-03 17:58:21 +03:00
fractions.py gh-87790: support thousands separators for formatting fractional part of Fraction (#132204) 2025-07-07 11:16:31 +03:00
ftplib.py
functools.py gh-140873: Add support of non-descriptor callables in functools.singledispatchmethod() (GH-140884) 2025-11-13 19:48:52 +02:00
genericpath.py gh-71189: Support all-but-last mode in os.path.realpath() (GH-117562) 2025-07-30 10:19:19 +03:00
getopt.py
getpass.py gh-138514: getpass: restrict echo_char to a single ASCII character (#138591) 2025-09-16 16:21:55 +02:00
gettext.py gettext: Remove outdated "TODO" comment (#130890) 2025-03-06 23:41:03 +00:00
glob.py docs: be clearer that glob results are unordered (#140184) 2025-10-19 16:16:35 -04:00
graphlib.py gh-130914: Make graphlib.TopologicalSorter.prepare() idempotent (#131317) 2025-03-18 16:28:00 -05:00
gzip.py Remove some dead code from gzip and tarfile (#138123) 2025-08-25 16:23:47 +03:00
hashlib.py gh-136565: use SHA-256 for hashlib.__doc__ example instead of MD5 (#138157) 2025-08-26 10:38:53 +00:00
heapq.py Remove unnecessary slice in heapq.py (gh-139087) 2025-09-18 00:52:46 -05:00
hmac.py gh-136912: fix handling of OverflowError in hmac.digest (#136917) 2025-07-26 08:22:06 +00:00
imaplib.py gh-76007: Deprecate __version__ attribute in imaplib (#140299) 2025-10-20 15:20:44 +03:00
inspect.py gh-131116: Fix inspect.getdoc() to work with cached_property objects (GH-131165) 2025-11-12 10:07:21 +00:00
io.py gh-132952: Speed up startup by importing _io instead of io (#132957) 2025-04-28 08:38:56 -07:00
ipaddress.py gh-141497: Make ipaddress.IP{v4,v6}Network.hosts() always returning an iterator (GH-141547) 2025-11-17 19:29:06 +02:00
keyword.py
linecache.py gh-122255: Synchronize warnings in C and Python implementations of the warnings module (GH-122824) 2025-11-14 16:49:28 +02:00
locale.py gh-137729: Fix support for locales with @-modifiers (GH-137253) 2025-08-18 10:11:15 +03:00
lzma.py gh-132983: Introduce compression package and move _compression module (GH-133018) 2025-04-27 14:41:30 -07:00
mailbox.py gh-140808: Remove __class_getitem__ from mailbox._ProxyFile (#140838) 2025-11-02 13:56:59 -08:00
mimetypes.py gh-141018: Update .exe, .dll, .rtf and .jpg mime types in mimetypes (#141023) 2025-11-17 13:32:00 +02:00
modulefinder.py gh-135801: Add the module parameter to compile() etc (GH-139652) 2025-11-13 13:21:32 +02:00
netrc.py gh-135823: improve error message in netrc security checks (#135827) 2025-06-23 12:49:27 +02:00
ntpath.py gh-136065: Fix quadratic complexity in os.path.expandvars() (GH-134952) 2025-10-31 14:49:51 +01:00
nturl2path.py GH-125866: Deprecate nturl2path module (#131432) 2025-03-19 19:33:01 +00:00
numbers.py gh-122450: Expand documentation for `Rational and Fraction` (#136800) 2025-08-04 02:15:59 +00:00
opcode.py gh-131738: optimize builtin any/all/tuple calls with a generator expression arg (#131737) 2025-03-28 10:35:20 +00:00
operator.py
optparse.py gh-76007: Deprecate __version__ attribute (#138675) 2025-09-29 12:03:23 +03:00
os.py gh-120057: add os.reload_environ to __all__ (#140763) 2025-10-29 21:21:26 +00:00
pdb.py gh-141982: Fix pdb can't set breakpoints on async functions (#141983) 2025-12-01 23:40:02 -08:00
pickle.py gh-76007: Deprecate __version__ attribute (#138675) 2025-09-29 12:03:23 +03:00
pickletools.py gh-131178: Add tests for pickletools command-line interface (#131287) 2025-11-22 19:17:06 +02:00
pkgutil.py gh-131152, pkgutil: Remove unused imports (#131149) 2025-03-12 15:03:36 +01:00
platform.py gh-141600: Fix musl version detection on Void Linux (GH-141602) 2025-11-22 12:17:40 -06:00
plistlib.py gh-119342: Fix a potential denial of service in plistlib (GH-119343) 2025-12-01 17:28:15 +02:00
poplib.py gh-130637: Add validation for numeric response data in stat() method (#130646) 2025-03-02 08:05:40 -05:00
posixpath.py gh-136065: Fix quadratic complexity in os.path.expandvars() (GH-134952) 2025-10-31 14:49:51 +01:00
pprint.py GH-90117: Check for list and tuple before MappingView in pprint (GH-135779) 2025-06-24 14:41:41 -07:00
profile.py gh-138122: Implement PEP 799 (#138142) 2025-08-27 17:52:50 +01:00
pstats.py gh-140137: Handle empty collections in profiling.sampling (#140154) 2025-10-15 14:59:12 +01:00
pty.py
py_compile.py gh-130645: Add color to stdlib argparse CLIs (gh-133380) 2025-05-05 19:46:46 +02:00
pyclbr.py
pydoc.py gh-132686: Add parameters inherit_class_doc and fallback_to_class_doc for inspect.getdoc() (GH-132691) 2025-11-12 00:01:25 +02:00
queue.py Fix Queue.shutdown docs for condition to unblock a join (gh-137088) 2025-07-25 07:56:28 -06:00
quopri.py
random.py Minor edit: Move comments closer to the code they describe (gh-136477) 2025-07-09 10:23:46 -07:00
reprlib.py gh-135487: fix reprlib.Repr.repr_int when given very large integers (#135506) 2025-06-24 11:09:46 +00:00
rlcompleter.py
runpy.py gh-135801: Add the module parameter to compile() etc (GH-139652) 2025-11-13 13:21:32 +02:00
sched.py
secrets.py
selectors.py
shelve.py Drop three unused imports (#141875) 2025-11-23 16:33:05 +00:00
shlex.py gh-138804: Check type in shlex.quote (GH-138809) 2025-09-12 14:26:21 -04:00
shutil.py gh-132983: Add missing references to Zstandard in shutil docstrings (GH-136617) 2025-07-23 18:09:53 +00:00
signal.py
site.py gh-138993: Dedent credits text (#138994) 2025-10-14 11:15:17 +03:00
smtplib.py gh-139434: Update selected RFC 2822 references to RFC 5322 (#139435) 2025-11-04 14:46:07 -05:00
socket.py gh-99813: Start using SSL_sendfile when available (#99907) 2025-07-12 12:42:35 +00:00
socketserver.py gh-76007: Deprecate __version__ attribute (#138675) 2025-09-29 12:03:23 +03:00
ssl.py gh-88046: remove impossible conditional import for _ssl.RAND_egd (#139648) 2025-10-09 11:14:36 +02:00
stat.py gh-83714: Implement os.statx() function (#139178) 2025-10-15 13:44:08 +00:00
statistics.py gh-140938: Raise ValueError for infinite inputs to stdev/pstdev (GH-141531) 2025-11-14 23:25:45 +00:00
stringprep.py
struct.py
subprocess.py gh-87512: Fix subprocess using timeout= on Windows blocking with a large input= (GH-142058) 2025-11-28 22:07:03 -08:00
symtable.py gh-135801: Add the module parameter to compile() etc (GH-139652) 2025-11-13 13:21:32 +02:00
tabnanny.py gh-76007: Deprecate __version__ attribute (#138675) 2025-09-29 12:03:23 +03:00
tarfile.py gh-57911: Sanitize symlink targets in tarfile on win32 (GH-138309) 2025-09-05 16:19:47 +02:00
tempfile.py gh-136156: Allow using linkat() with TemporaryFile (#136281) 2025-07-08 18:39:47 +02:00
textwrap.py gh-139065: Fix trailing space before long word in textwrap (GH-139070) 2025-10-10 16:29:18 +03:00
this.py
threading.py gh-114827: clarify threading.Event.wait timeout behavior (#114834) 2025-10-14 11:34:53 +03:00
timeit.py gh-139374: colorize traceback when using timeit command-line interface (#139375) 2025-09-28 11:49:18 +00:00
token.py gh-131507: Add support for syntax highlighting in PyREPL (GH-133247) 2025-05-02 20:22:31 +02:00
tokenize.py gh-63161: Fix tokenize.detect_encoding() (GH-139446) 2025-10-20 20:08:47 +03:00
trace.py gh-130645: Add color to stdlib argparse CLIs (gh-133380) 2025-05-05 19:46:46 +02:00
traceback.py gh-139707: Add mechanism for distributors to supply error messages for missing stdlib modules (GH-140783) 2025-12-01 14:36:17 +01:00
tracemalloc.py
tty.py
turtle.py gh-138772: Fix and improve documentation for turtle color functions (GH-139325) 2025-10-13 18:32:16 +03:00
types.py gh-136492: Add FrameLocalsProxyType to types (GH-136546) 2025-07-20 20:49:00 +02:00
typing.py gh-133601: Remove deprecated typing.no_type_check_decorator (#133602) 2025-10-20 21:10:44 +00:00
uuid.py gh-76760: test that uuid.uuid1() sets the version field (#139033) 2025-09-17 13:31:51 +00:00
warnings.py gh-128384: Use a context variable for warnings.catch_warnings (gh-130010) 2025-04-09 16:18:54 -07:00
wave.py gh-141968: use bytearray.take_bytes in wave._byteswap (#141973) 2025-11-26 21:15:12 +05:30
weakref.py
webbrowser.py gh-130645: Add color to stdlib argparse CLIs (gh-133380) 2025-05-05 19:46:46 +02:00
zipapp.py gh-130645: Add color to stdlib argparse CLIs (gh-133380) 2025-05-05 19:46:46 +02:00
zipimport.py gh-135801: Add the module parameter to compile() etc (GH-139652) 2025-11-13 13:21:32 +02:00