gh-88091: Fix `unicodedata.decomposition` for Hangul Syllables by StanFromIreland · Pull Request #144993 · python/cpython

StanFromIreland · 2026-02-19T11:02:31Z

Issue: Add hangul syllables to unicodedata.decomposititon #88091

serhiy-storchaka

LGTM. 👍 Please add test for U+D4DB (maybe replacing the test for U+AC01).

Lib/test/test_unicodedata.py

Modules/unicodedata.c

corona10

lgtm (as Korean)

serhiy-storchaka · 2026-02-24T16:35:53Z

I consider this a bugfix.

miss-islington-app · 2026-02-24T17:42:37Z

Thanks @StanFromIreland for the PR, and @serhiy-storchaka for merging it 🌮🎉.. I'm working now to backport this PR to: 3.13, 3.14.
🐍🍒⛏🤖

miss-islington-app · 2026-02-24T17:42:39Z

Sorry, @StanFromIreland and @serhiy-storchaka, I could not cleanly backport this to 3.14 due to a conflict.
Please backport using cherry_picker on command line.

cherry_picker 56c4f10d6e474604a162521228b5f3b5ff79236c 3.14

miss-islington-app · 2026-02-24T17:42:43Z

Sorry, @StanFromIreland and @serhiy-storchaka, I could not cleanly backport this to 3.13 due to a conflict.
Please backport using cherry_picker on command line.

cherry_picker 56c4f10d6e474604a162521228b5f3b5ff79236c 3.13

bedevere-app · 2026-02-24T18:48:04Z

GH-145189 is a backport of this pull request to the 3.14 branch.

…lables (pythonGH-144993) (cherry picked from commit 56c4f10) Co-authored-by: Stan Ulbrych <89152624+StanFromIreland@users.noreply.github.com>

bedevere-app · 2026-02-24T18:50:10Z

GH-145190 is a backport of this pull request to the 3.13 branch.

…GH-144993) (GH-145189) (cherry picked from commit 56c4f10)

…es (GH-144993) (GH-145190) (cherry picked from commit 56c4f10)

bedevere-bot · 2026-02-25T00:36:49Z

⚠️⚠️⚠️ Buildbot failure ⚠️⚠️⚠️

Hi! The buildbot AMD64 Ubuntu Shared 3.13 (tier-1) has failed when building commit e418e33.

What do you need to do:

Don't panic.
Check the buildbot page in the devguide if you don't know what the buildbots are or how they work.
Go to the page of the buildbot that failed (https://buildbot.python.org/#/builders/1450/builds/1593) and take a look at the build logs.
Check if the failure is related to this commit (e418e33) or if it is a false positive.
If the failure is related to this commit, please, reflect that on the issue and make a new Pull Request with a fix.

You can take a look at the buildbot page here:

https://buildbot.python.org/#/builders/1450/builds/1593

Failed tests:

test_socket
test_peg_generator
test_zipimport
test_shutil
test_cppext

Failed subtests:

testZip64 - test.test_zipimport.CompressedZipImportTestCase.testZip64
test_write_readonly_file - test.test_dbm_gnu.TestGdbm.test_write_readonly_file
test_context_manager - test.test_dbm_gnu.TestGdbm.test_context_manager
setUpClass - test.test_shutil.TestZeroCopySendfile
test_bool_not_empty - test.test_dbm_gnu.TestGdbm.test_bool_not_empty
setUpClass - test.test_socket.SendfileUsingSendTest
testBytesAddr - test.test_socket.TestUnixDomain.testBytesAddr
testZip64CruftAndComment - test.test_zipimport.UncompressedZipImportTestCase.testZip64CruftAndComment
test_error_conditions - test.test_dbm_gnu.TestGdbm.test_error_conditions
test_build - test.test_cppext.TestCPPExt.test_build
test_flags - test.test_dbm_gnu.TestGdbm.test_flags
test_reorganize - test.test_dbm_gnu.TestGdbm.test_reorganize
test_open_with_pathlib_path - test.test_dbm_gnu.TestGdbm.test_open_with_pathlib_path
test_no_ensure_ascii_flag - test.test_json.test_tool.TestTool.test_no_ensure_ascii_flag
test_ensure_ascii_default - test.test_json.test_tool.TestTool.test_ensure_ascii_default
test_build_limited - test.test_cppext.TestCPPExt.test_build_limited
test_build_cpp03 - test.test_cppext.TestCPPExt.test_build_cpp03
test_non_ascii_infile - test.test_json.test_tool.TestTool.test_non_ascii_infile
test_bytes - test.test_dbm_gnu.TestGdbm.test_bytes
test_unicode - test.test_dbm_gnu.TestGdbm.test_unicode
test_build_cpp11 - test.test_cppext.TestCPPExt.test_build_cpp11
testZip64 - test.test_zipimport.UncompressedZipImportTestCase.testZip64
setUpClass - test.test_socket.SendfileUsingSendfileTest
testStrAddr - test.test_socket.TestUnixDomain.testStrAddr
test_sort_keys_flag - test.test_json.test_tool.TestTool.test_sort_keys_flag
test_infile_outfile - test.test_json.test_tool.TestTool.test_infile_outfile
testZip64CruftAndComment - test.test_zipimport.CompressedZipImportTestCase.testZip64CruftAndComment
test_bool_on_closed_db_raises - test.test_dbm_gnu.TestGdbm.test_bool_on_closed_db_raises
test_infile_stdout - test.test_json.test_tool.TestTool.test_infile_stdout
test_bool_empty - test.test_dbm_gnu.TestGdbm.test_bool_empty
setUpClass - test.test_peg_generator.test_c_parser.TestCParser
test_open_with_bytes_path - test.test_dbm_gnu.TestGdbm.test_open_with_bytes_path
test_key_methods - test.test_dbm_gnu.TestGdbm.test_key_methods
test_writing_in_place - test.test_json.test_tool.TestTool.test_writing_in_place
test_open_with_pathlib_bytes_path - test.test_dbm_gnu.TestGdbm.test_open_with_pathlib_bytes_path
test_disallow_instantiation - test.test_dbm_gnu.TestGdbm.test_disallow_instantiation
test_nonascii_filename - test.test_dbm_gnu.TestGdbm.test_nonascii_filename
test_clear - test.test_dbm_gnu.TestGdbm.test_clear

Summary of the results of the build (if available):

==

Click to see traceback logs

Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_zipimport.py", line 123, in makeZip
    self.writeZip(z, files, file_comment=file_comment, prefix=prefix)
    ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_zipimport.py", line 151, in writeZip
    z.writestr(zinfo, data)
    ~~~~~~~~~~^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/zipfile/__init__.py", line 1961, in writestr
    with self.open(zinfo, mode='w') as dest:
         ~~~~~~~~~^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/zipfile/__init__.py", line 1306, in close
    self._fileobj.seek(self._zinfo.header_offset)
    ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 111, in test_context_manager
    with gdbm.open(filename, 'c') as db:
         ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 127, in test_bool_not_empty
    with gdbm.open(filename, 'c') as db:
         ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 157, in test_write_readonly_file
    with gdbm.open(filename, 'c') as db:
         ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_zipimport.py", line 792, in testZip64
    self.doTest(".py", files, "f6")
    ~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_zipimport.py", line 160, in doTest
    self.makeZip(files, **kw)
    ~~~~~~~~~~~~^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_zipimport.py", line 122, in makeZip
    with ZipFile(zipName, "w", compression=self.compression) as z:
         ~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/zipfile/__init__.py", line 1444, in __exit__
    self.close()
    ~~~~~~~~~~^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/zipfile/__init__.py", line 2023, in close
    self._fpclose(fp)
    ~~~~~~~~~~~~~^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/zipfile/__init__.py", line 2123, in _fpclose
    fp.close()
    ~~~~~~~~^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 198, in test_clear
    with gdbm.open(filename, 'c') as db:
         ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_cppext/__init__.py", line 32, in test_build_cpp03
    self.check_build('_testcpp03ext', std='c++03')
    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_cppext/__init__.py", line 50, in check_build
    with support.setup_venv_with_pip_setuptools(venv_dir) as python_exe:
         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/__init__.py", line 2465, in setup_venv_with_pip_setuptools
    run_command(cmd)
    ~~~~~~~~~~~^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/__init__.py", line 2455, in run_command
    subprocess.run(cmd, check=True)
    ~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/subprocess.py", line 577, in run
    raise CalledProcessError(retcode, process.args,
                             output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/python', '-X', 'dev', '-m', 'venv', 'env']' returned non-zero exit status 1.


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 79, in test_flags
    self.g = gdbm.open(filename, mode)
             ~~~~~~~~~^^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (test.test_zipimport.CompressedZipImportTestCase.testTraceback) ... ok


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 123, in test_bool_empty
    with gdbm.open(filename, 'c') as db:
         ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 90, in test_reorganize
    self.g = gdbm.open(filename, 'c')
             ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 132, in test_bool_on_closed_db_raises
    with gdbm.open(filename, 'c') as db:
         ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 125, in test_infile_outfile
    infile = self._create_infile()
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 97, in _create_infile
    with open(infile, "w", encoding="utf-8") as fp:
         ~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 137, in test_bytes
    with gdbm.open(filename, 'c') as db:
         ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 213, in test_ensure_ascii_default
    infile = self._create_infile('{"key":"💩"}')
             ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 97, in _create_infile
    with open(infile, "w", encoding="utf-8") as fp:
         ~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_socket.py", line 6117, in testBytesAddr
    self.bind(self.sock, self.encoded(path))
    ~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_socket.py", line 6094, in bind
    socket_helper.bind_unix_socket(sock, path)
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/socket_helper.py", line 124, in bind_unix_socket
    sock.bind(addr)
    ~~~~~~~~~^^^^^^
OSError: [Errno 98] Address already in use


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 536, in change_cwd
    os.chdir(os.path.realpath(path))
    ~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^
FileNotFoundError: [Errno 2] No such file or directory: '/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/build/test_python_2753191æ'
Stack (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/runpy.py", line 198, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/runpy.py", line 88, in _run_code
    exec(code, run_globals)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/libregrtest/worker.py", line 123, in <module>
    main()
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/libregrtest/worker.py", line 118, in main
    with os_helper.temp_cwd(work_dir, quiet=True):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 571, in temp_cwd
    with change_cwd(temp_path, quiet=quiet) as cwd_dir:


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 202, in test_no_ensure_ascii_flag
    infile = self._create_infile('{"key":"💩"}')
             ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 97, in _create_infile
    with open(infile, "w", encoding="utf-8") as fp:
         ~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_zipimport.py", line 796, in testZip64CruftAndComment
    self.doTest(".py", files, "f65536", comment=b"c" * ((1 << 16) - 1))
    ~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_zipimport.py", line 160, in doTest
    self.makeZip(files, **kw)
    ~~~~~~~~~~~~^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_zipimport.py", line 122, in makeZip
    with ZipFile(zipName, "w", compression=self.compression) as z:
         ~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/zipfile/__init__.py", line 1444, in __exit__
    self.close()
    ~~~~~~~~~~^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/zipfile/__init__.py", line 2023, in close
    self._fpclose(fp)
    ~~~~~~~~~~~~~^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/zipfile/__init__.py", line 2123, in _fpclose
    fp.close()
    ~~~~~~~~^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 157, in test_sort_keys_flag
    infile = self._create_infile()
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 97, in _create_infile
    with open(infile, "w", encoding="utf-8") as fp:
         ~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 194, in test_open_with_pathlib_bytes_path
    gdbm.open(FakePath(os.fsencode(filename)), "c").close()
    ~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_socket.py", line 6619, in setUpClass
    f.write(chunk)
    ~~~~~~~^^^^^^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 497, in temp_dir
    os.mkdir(path)
    ~~~~~~~~^^^^^^
OSError: [Errno 28] No space left on device: '/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/build/test_python_2753191æ'
Stack (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/runpy.py", line 198, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/runpy.py", line 88, in _run_code
    exec(code, run_globals)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/libregrtest/worker.py", line 123, in <module>
    main()
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/libregrtest/worker.py", line 118, in main
    with os_helper.temp_cwd(work_dir, quiet=True):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 570, in temp_cwd
    with temp_dir(path=name, quiet=quiet) as temp_path:


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 145, in test_unicode
    with gdbm.open(filename, 'c') as db:
         ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/zipfile/__init__.py", line 2019, in close
    self._write_end_record()
    ~~~~~~~~~~~~~~~~~~~~~~^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/zipfile/__init__.py", line 2074, in _write_end_record
    self.fp.write(centdir)
    ~~~~~~~~~~~~~^^^^^^^^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 497, in temp_dir
    os.mkdir(path)
    ~~~~~~~~^^^^^^
OSError: [Errno 28] No space left on device: '/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/build/test_python_2759253æ'
Stack (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/runpy.py", line 198, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/runpy.py", line 88, in _run_code
    exec(code, run_globals)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/libregrtest/worker.py", line 123, in <module>
    main()
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/libregrtest/worker.py", line 118, in main
    with os_helper.temp_cwd(work_dir, quiet=True):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 570, in temp_cwd
    with temp_dir(path=name, quiet=quiet) as temp_path:


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_cppext/__init__.py", line 36, in test_build_cpp11
    self.check_build('_testcpp11ext', std='c++11')
    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_cppext/__init__.py", line 50, in check_build
    with support.setup_venv_with_pip_setuptools(venv_dir) as python_exe:
         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/__init__.py", line 2465, in setup_venv_with_pip_setuptools
    run_command(cmd)
    ~~~~~~~~~~~^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/__init__.py", line 2455, in run_command
    subprocess.run(cmd, check=True)
    ~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/subprocess.py", line 577, in run
    raise CalledProcessError(retcode, process.args,
                             output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/python', '-X', 'dev', '-m', 'venv', 'env']' returned non-zero exit status 1.


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 497, in temp_dir
    os.mkdir(path)
    ~~~~~~~~^^^^^^
OSError: [Errno 28] No space left on device: '/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/build/test_python_2753195æ'
Stack (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/runpy.py", line 198, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/runpy.py", line 88, in _run_code
    exec(code, run_globals)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/libregrtest/worker.py", line 123, in <module>
    main()
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/libregrtest/worker.py", line 118, in main
    with os_helper.temp_cwd(work_dir, quiet=True):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 570, in temp_cwd
    with temp_dir(path=name, quiet=quiet) as temp_path:


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_cppext/__init__.py", line 29, in test_build
    self.check_build('_testcppext')
    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_cppext/__init__.py", line 50, in check_build
    with support.setup_venv_with_pip_setuptools(venv_dir) as python_exe:
         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/__init__.py", line 2465, in setup_venv_with_pip_setuptools
    run_command(cmd)
    ~~~~~~~~~~~^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/__init__.py", line 2455, in run_command
    subprocess.run(cmd, check=True)
    ~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/subprocess.py", line 577, in run
    raise CalledProcessError(retcode, process.args,
                             output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/python', '-X', 'dev', '-m', 'venv', 'env']' returned non-zero exit status 1.


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 191, in test_open_with_bytes_path
    gdbm.open(os.fsencode(filename), "c").close()
    ~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (test.test_zipimport.UncompressedZipImportTestCase.testTraceback) ... ok


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_peg_generator/test_c_parser.py", line 102, in setUpClass
    python_exe = stack.enter_context(support.setup_venv_with_pip_setuptools("venv"))
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 530, in enter_context
    result = _enter(cm)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/__init__.py", line 2462, in setup_venv_with_pip_setuptools
    with temp_cwd() as temp_dir:
         ~~~~~~~~^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 570, in temp_cwd
    with temp_dir(path=name, quiet=quiet) as temp_path:
         ~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 497, in temp_dir
    os.mkdir(path)
    ~~~~~~~~^^^^^^
OSError: [Errno 28] No space left on device: 'tempcwd'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 38, in test_key_methods
    self.g = gdbm.open(filename, 'c')
             ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_peg_generator/test_c_parser.py", line 102, in setUpClass
    python_exe = stack.enter_context(support.setup_venv_with_pip_setuptools("venv"))
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 530, in enter_context
    result = _enter(cm)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/__init__.py", line 2465, in setup_venv_with_pip_setuptools
    run_command(cmd)
    ~~~~~~~~~~~^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/__init__.py", line 2455, in run_command
    subprocess.run(cmd, check=True)
    ~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/subprocess.py", line 577, in run
    raise CalledProcessError(retcode, process.args,
                             output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/python', '-X', 'dev', '-m', 'venv', 'venv']' returned non-zero exit status 1.


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_socket.py", line 6110, in testStrAddr
    self.bind(self.sock, path)
    ~~~~~~~~~^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_socket.py", line 6094, in bind
    socket_helper.bind_unix_socket(sock, path)
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/socket_helper.py", line 124, in bind_unix_socket
    sock.bind(addr)
    ~~~~~~~~~^^^^^^
OSError: [Errno 98] Address already in use


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_shutil.py", line 3156, in setUpClass
    write_test_file(TESTFN, cls.FILESIZE)
    ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_shutil.py", line 101, in write_test_file
    f.write(chunk)
    ~~~~~~~^^^^^^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 536, in change_cwd
    os.chdir(os.path.realpath(path))
    ~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^
FileNotFoundError: [Errno 2] No such file or directory: '/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/build/test_python_2753195æ'
Stack (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/runpy.py", line 198, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/runpy.py", line 88, in _run_code
    exec(code, run_globals)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/libregrtest/worker.py", line 123, in <module>
    main()
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/libregrtest/worker.py", line 118, in main
    with os_helper.temp_cwd(work_dir, quiet=True):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 571, in temp_cwd
    with change_cwd(temp_path, quiet=quiet) as cwd_dir:


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 117, in test_non_ascii_infile
    infile = self._create_infile(data)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 97, in _create_infile
    with open(infile, "w", encoding="utf-8") as fp:
         ~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 34, in test_disallow_instantiation
    self.g = gdbm.open(filename, 'c')
             ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 67, in test_error_conditions
    self.g = gdbm.open(filename, 'c')
             ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 136, in test_writing_in_place
    infile = self._create_infile()
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 97, in _create_infile
    with open(infile, "w", encoding="utf-8") as fp:
         ~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 188, in test_open_with_pathlib_path
    gdbm.open(FakePath(filename), "c").close()
    ~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 103, in test_infile_stdout
    infile = self._create_infile()
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_json/test_tool.py", line 97, in _create_infile
    with open(infile, "w", encoding="utf-8") as fp:
         ~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
OSError: [Errno 28] No space left on device


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 536, in change_cwd
    os.chdir(os.path.realpath(path))
    ~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^
FileNotFoundError: [Errno 2] No such file or directory: '/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/build/test_python_2759253æ'
Stack (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/runpy.py", line 198, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/runpy.py", line 88, in _run_code
    exec(code, run_globals)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/libregrtest/worker.py", line 123, in <module>
    main()
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/libregrtest/worker.py", line 118, in main
    with os_helper.temp_cwd(work_dir, quiet=True):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/os_helper.py", line 571, in temp_cwd
    with change_cwd(temp_path, quiet=quiet) as cwd_dir:
Re-running test_peg_generator in verbose mode (matching: TestCParser)
setUpClass (test.test_peg_generator.test_c_parser.TestCParser) ... ERROR


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_dbm_gnu.py", line 172, in test_nonascii_filename
    with gdbm.open(filename, 'c') as db:
         ~~~~~~~~~^^^^^^^^^^^^^^^
_gdbm.error: [Errno 28] No space left on device: '@test_2753195_tmpæ'


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_cppext/__init__.py", line 46, in test_build_limited
    self.check_build('_testcppext_limited', limited=True)
    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/test_cppext/__init__.py", line 50, in check_build
    with support.setup_venv_with_pip_setuptools(venv_dir) as python_exe:
         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/__init__.py", line 2465, in setup_venv_with_pip_setuptools
    run_command(cmd)
    ~~~~~~~~~~~^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/test/support/__init__.py", line 2455, in run_command
    subprocess.run(cmd, check=True)
    ~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/subprocess.py", line 577, in run
    raise CalledProcessError(retcode, process.args,
                             output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/python', '-X', 'dev', '-m', 'venv', 'env']' returned non-zero exit status 1.


Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.13.bolen-ubuntu/build/Lib/zipfile/__init__.py", line 2018, in close
    self.fp.seek(self.start_dir)
    ~~~~~~~~~~~~^^^^^^^^^^^^^^^^
OSError: [Errno 28] No space left on device

Fix decomposition

85e761e

StanFromIreland requested review from malemburg and serhiy-storchaka February 19, 2026 11:02

bedevere-app bot added the awaiting review label Feb 19, 2026

bedevere-app bot mentioned this pull request Feb 19, 2026

Add hangul syllables to unicodedata.decomposititon #88091

Closed

Update quicktest checksums too

8c6b8f0

corona10 self-requested a review February 19, 2026 12:40

serhiy-storchaka approved these changes Feb 24, 2026

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bedevere-app bot added awaiting merge and removed awaiting review labels Feb 24, 2026

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serhiy-storchaka added needs backport to 3.13 bugs and security fixes needs backport to 3.14 bugs and security fixes labels Feb 24, 2026

Serhiy's review

b98618f

serhiy-storchaka merged commit 56c4f10 into python:main Feb 24, 2026
47 checks passed

bedevere-app bot removed the awaiting merge label Feb 24, 2026

miss-islington-app bot assigned serhiy-storchaka Feb 24, 2026

StanFromIreland deleted the hangul-decomp branch February 24, 2026 17:43

StanFromIreland assigned StanFromIreland and unassigned serhiy-storchaka Feb 24, 2026

bedevere-app bot removed the needs backport to 3.14 bugs and security fixes label Feb 24, 2026

bedevere-app bot removed the needs backport to 3.13 bugs and security fixes label Feb 24, 2026

serhiy-storchaka pushed a commit that referenced this pull request Feb 24, 2026

[3.14] gh-88091: Fix unicodedata.decomposition() for Hangul Syllables (…

0701ce6

…GH-144993) (GH-145189) (cherry picked from commit 56c4f10)

serhiy-storchaka pushed a commit that referenced this pull request Feb 24, 2026

[3.13] gh-88091: Fix unicodedata.decomposition() for Hangul Syllabl…

e418e33

…es (GH-144993) (GH-145190) (cherry picked from commit 56c4f10)

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gh-88091: Fix `unicodedata.decomposition` for Hangul Syllables#144993

gh-88091: Fix `unicodedata.decomposition` for Hangul Syllables#144993
serhiy-storchaka merged 3 commits intopython:mainfrom
StanFromIreland:hangul-decomp

StanFromIreland commented Feb 19, 2026 •

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StanFromIreland commented Feb 19, 2026 •

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