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GeezerVison is showing github.com — gh-141070: Rename `PyUnstable_Object_Dump` to `PyObject_Dump` by ZeroIntensity · Pull Request #142848 · python/cpython

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ZeroIntensity commented Dec 16, 2025 •

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See the DPO thread. As a result of my grumpiness (sorry!), the consensus seems to be that it's fine to keep this in the public API, primarily to save typing time when debugging.

Issue: [C API] Promote _PyObject_Dump() to a public function #141070

📚 Documentation preview 📚: https://cpython-previews--142848.org.readthedocs.build/

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ZeroIntensity added 2 commits

December 16, 2025 18:38


          Rename PyUnstable_Object_Dump() to PyObject_Dump()

d57874e


          Add blurb.

292832a

ZeroIntensity requested review from encukou and vstinner

December 16, 2025 23:43

ZeroIntensity requested review from AA-Turner and ericsnowcurrently as code owners

December 16, 2025 23:43

bedevere-app Bot added the awaiting core review label

Dec 16, 2025

bedevere-app Bot mentioned this pull request

Dec 16, 2025

[C API] Promote _PyObject_Dump() to a public function #141070

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ZeroIntensity commented Dec 16, 2025

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Victor and Petr: It wasn't clear to me whether this needed a new C API WG issue -- if you'd like another vote, please let me know.

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ZeroIntensity added 2 commits

December 16, 2025 18:45


          Update header files.

6cbc778

Oops.


          Fix lint.

17f1c17

encukou commented Dec 17, 2025

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I reopened capi-workgroup/decisions#87 (comment).

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vstinner approved these changes

Jan 16, 2026

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LGTM.

The C API Working Group approved renaming the function to PyObject_Dump(): capi-workgroup/decisions#87 (comment)

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bedevere-app Bot added awaiting merge and removed awaiting core review labels

Jan 16, 2026

vstinner mentioned this pull request

Jan 16, 2026

Add PyUnstable_Object_Dump() function: promote private _PyObject_Dump() to a public function capi-workgroup/decisions#87

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ZeroIntensity merged commit 19e64af into python:main

Jan 16, 2026

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ZeroIntensity deleted the rename-pyobject-dump branch

January 16, 2026 14:19

bedevere-app Bot removed the awaiting merge label

Jan 16, 2026

bedevere-bot commented Jan 16, 2026

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⚠️⚠️⚠️ Buildbot failure ⚠️⚠️⚠️

Hi! The buildbot AMD64 Windows10 3.x (tier-1) has failed when building commit 19e64af.

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/146/builds/12997) and take a look at the build logs.
Check if the failure is related to this commit (19e64af) 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/146/builds/12997

Failed tests:

test_venv

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

Click to see traceback logs

Traceback (most recent call last):
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\test_venv.py", line 90, in tearDown
    rmtree(self.env_dir)
    ~~~~~~^^^^^^^^^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 497, in rmtree
    _rmtree(path)
    ~~~~~~~^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 440, in _rmtree
    _waitfor(_rmtree_inner, path, waitall=True)
    ~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 381, in _waitfor
    func(pathname)
    ~~~~^^^^^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 436, in _rmtree_inner
    _waitfor(_rmtree_inner, fullname, waitall=True)
    ~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 381, in _waitfor
    func(pathname)
    ~~~~^^^^^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 439, in _rmtree_inner
    _force_run(fullname, os.unlink, fullname)
    ~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\__init__.py", line 222, in _force_run
    return func(*args)
PermissionError: [WinError 5] Access is denied: 'D:\\temp\\test_python_u5ltfkb0\\tmpkw5w_0ai\\Scripts\\python_d.exe'


Traceback (most recent call last):
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 524, in temp_dir
    os.mkdir(path)
    ~~~~~~~~^^^^^^
FileExistsError: [WinError 183] Cannot create a file when that file already exists: 'D:\\buildarea\\3.x.bolen-windows10\\build\\build\\test_python_1080Ã¦'
Stack (most recent call last):
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\runpy.py", line 196, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\runpy.py", line 87, in _run_code
    exec(code, run_globals)
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\libregrtest\worker.py", line 138, in <module>
    main()
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\libregrtest\worker.py", line 133, in main
    with os_helper.temp_cwd(work_dir, quiet=True):
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 597, in temp_cwd
    with temp_dir(path=name, quiet=quiet) as temp_path:


Traceback (most recent call last):
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\__init__.py", line 211, in _force_run
    return func(*args)
PermissionError: [WinError 5] Access is denied: 'D:\\temp\\test_python_u5ltfkb0\\tmpkw5w_0ai\\Scripts\\python_d.exe'


Traceback (most recent call last):
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\__init__.py", line 211, in _force_run
    return func(*args)
PermissionError: [WinError 5] Access is denied: 'D:\\temp\\test_python_o1j8g22c\\tmp0khjj9r6\\Scripts\\python_d.exe'


Traceback (most recent call last):
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 524, in temp_dir
    os.mkdir(path)
    ~~~~~~~~^^^^^^
FileExistsError: [WinError 183] Cannot create a file when that file already exists: 'D:\\buildarea\\3.x.bolen-windows10\\build\\build\\test_python_1892Ã¦'
Stack (most recent call last):
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\runpy.py", line 196, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\runpy.py", line 87, in _run_code
    exec(code, run_globals)
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\libregrtest\worker.py", line 138, in <module>
    main()
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\libregrtest\worker.py", line 133, in main
    with os_helper.temp_cwd(work_dir, quiet=True):
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\contextlib.py", line 141, in __enter__
    return next(self.gen)
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 597, in temp_cwd
    with temp_dir(path=name, quiet=quiet) as temp_path:


Traceback (most recent call last):
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\test_venv.py", line 90, in tearDown
    rmtree(self.env_dir)
    ~~~~~~^^^^^^^^^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 497, in rmtree
    _rmtree(path)
    ~~~~~~~^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 440, in _rmtree
    _waitfor(_rmtree_inner, path, waitall=True)
    ~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 381, in _waitfor
    func(pathname)
    ~~~~^^^^^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 436, in _rmtree_inner
    _waitfor(_rmtree_inner, fullname, waitall=True)
    ~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 381, in _waitfor
    func(pathname)
    ~~~~^^^^^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\os_helper.py", line 439, in _rmtree_inner
    _force_run(fullname, os.unlink, fullname)
    ~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\buildarea\3.x.bolen-windows10\build\Lib\test\support\__init__.py", line 222, in _force_run
    return func(*args)
PermissionError: [WinError 5] Access is denied: 'D:\\temp\\test_python_o1j8g22c\\tmp0khjj9r6\\Scripts\\python_d.exe'

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thunder-coding pushed a commit to thunder-coding/cpython that referenced this pull request

Feb 15, 2026


          pythongh-141070: Rename PyUnstable_Object_Dump to PyObject_Dump (p…

e0c1a8a

…ythonGH-142848)

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ZeroIntensity commented Dec 16, 2025 • edited by github-actions Bot Loading Uh oh! There was an error while loading. Please reload this page.

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bedevere-bot commented Jan 16, 2026

⚠️⚠️⚠️ Buildbot failure ⚠️⚠️⚠️

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ZeroIntensity commented Dec 16, 2025 •

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