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Issues list
[3.12] Fix use-after-free in the unicode-escape decoder with error handler (GH-133767) awaiting review topic-unicode type-crashA hard crash of the interpreter, possibly with a core dump type-securityA security issue
#134255 openedMay 19, 2025 bymceplLoading…
Use-after-free inonly security fixes 3.10only security fixes 3.11only security fixes 3.12only security fixes 3.13bugs and security fixes 3.14bugs and security fixes 3.15new features, bugs and security fixes interpreter-core(Objects, Python, Grammar, and Parser dirs) release-blocker topic-unicode type-crashA hard crash of the interpreter, possibly with a core dump type-securityA security issue
unicode_escape
decoder with error handler 3.9 #133767 openedMay 9, 2025 bysethmlarson
Traceback colors are shifted when the line contains wide unicode characters stdlibPython modules in the Lib dir topic-replRelated to the interactive shell topic-unicode type-bugAn unexpected behavior, bug, or error
#130273 openedFeb 18, 2025 byHarryLHW
unicodedata module needs way of accurately determining XID_START and XID_CONTINUE properties. extension-modulesC modules in the Modules dir topic-unicode type-bugAn unexpected behavior, bug, or error
#129117 openedJan 21, 2025 bymrolle45
Indicate discrepencies with Unicode specifications for UTF-16/32 schemes docsDocumentation in the Doc dir easy topic-unicode
#128571 openedJan 7, 2025 byyoukidearitai
codecs.open doesn't support encoding='locale' in Python3.11 topic-IO topic-unicode type-featureA feature request or enhancement
#120406 openedJun 12, 2024 byAmethiel
Quadratic complexity in the UTF-7 decoder 3.8 (EOL)end of life 3.9only security fixes 3.10only security fixes 3.11only security fixes 3.12only security fixes 3.13bugs and security fixes 3.14bugs and security fixes interpreter-core(Objects, Python, Grammar, and Parser dirs) topic-unicode type-securityA security issue
#119382 openedMay 22, 2024 byserhiy-storchaka
FULLWIDTH WON SIGN vs WON SIGN topic-unicode type-bugAn unexpected behavior, bug, or error
#114428 openedJan 22, 2024 bymalaterre
MSVC ARM64 compiler regression causing Unicode errors interpreter-core(Objects, Python, Grammar, and Parser dirs) testsTests in the Lib/test dir topic-unicode
#113650 openedJan 2, 2024 byzooba
gh-113274: fix EUC-JP decoding of FULLWIDTH TILDE awaiting changes topic-unicode
#113275 openedDec 19, 2023 byqsantosLoading…
Python decodes EUC-JP 8FA2A7 as TILDE instead of FULLWIDTH TILDE topic-unicode type-bugAn unexpected behavior, bug, or error
#113274 openedDec 19, 2023 byqsantos
Unexpected UnicodeError instead of UnicodeDecodeError within codec.readline() only for 'utf-16' encoding topic-unicode type-bugAn unexpected behavior, bug, or error
#112812 openedDec 6, 2023 byagowa
Diacritics are not considered part of words stdlibPython modules in the Lib dir topic-regex topic-unicode type-bugAn unexpected behavior, bug, or error
#101421 openedJan 30, 2023 byxmo-odoo
unicodedata: is_normalized claims nothing is normalized in any form when using the 3.2.0 database topic-unicode type-bugAn unexpected behavior, bug, or error
#101372 openedJan 27, 2023 byzahlman
Codec error handling callback should return newpos > start topic-unicode type-featureA feature request or enhancement
#96872 openedSep 16, 2022 byserhiy-storchaka
Refresh big5hkscs mapping to HKSCS-2016 topic-unicode type-featureA feature request or enhancement
#93271 openedMay 26, 2022 bysorcio
socket.getfqdn() UnicodeDecodeError depending on LANG variable 3.9only security fixes 3.10only security fixes topic-unicode type-bugAn unexpected behavior, bug, or error
#93251 openedMay 26, 2022 bycpina
Cannot round-trip UCS-2 with unpaired surrogates using UTF-16 and surrogateescape docsDocumentation in the Doc dir topic-unicode
#92100 openedMay 1, 2022 byDemiMarie
Python cannot start in locale zh_TW.euctw interpreter-core(Objects, Python, Grammar, and Parser dirs) topic-unicode type-crashA hard crash of the interpreter, possibly with a core dump
#91992 openedApr 27, 2022 byserhiy-storchaka
Add public C API for partial "unicode-escape" and "raw-unicode-escape" decoding interpreter-core(Objects, Python, Grammar, and Parser dirs) topic-C-API topic-unicode type-featureA feature request or enhancement
#89635 openedOct 14, 2021 byserhiy-storchaka
Many regtest failures on Windows with non-ASCII account name 3.9only security fixes 3.10only security fixes 3.11only security fixes OS-windows testsTests in the Lib/test dir topic-unicode type-bugAn unexpected behavior, bug, or error
#89339 openedSep 12, 2021 byminghuamannequin
Windows cp encodings "UNDEFINED" entries update OS-windows stdlibPython modules in the Lib dir topic-unicode type-bugAn unexpected behavior, bug, or error
#89283 openedSep 6, 2021 byrafaelblsilvamannequin
Incorrect handling of unicode character \U00010900 3.9only security fixes topic-unicode type-bugAn unexpected behavior, bug, or error
#89268 openedSep 5, 2021 bymaxbachmannmannequin
MD5SumTests.test_checksum_fodder fails on Windows 3.9only security fixes 3.10only security fixes 3.11only security fixes testsTests in the Lib/test dir topic-unicode type-bugAn unexpected behavior, bug, or error
#89216 openedAug 30, 2021 bysobolevn
Codec name normalization breaks custom codecs 3.9only security fixes topic-unicode type-bugAn unexpected behavior, bug, or error
#88886 openedJul 23, 2021 bybodograumannmannequin
ProTip!no:milestone will show everything without a milestone.