Cannot install via "pip install greenlet" with python3.14t #484
Description
When calling "pip install greenlet", I receive the following:
pip install greenlet
Collecting greenlet
Using cached greenlet-3.3.0.tar.gz (190 kB)
Installing build dependencies ... done
Getting requirements to build wheel ... done
Preparing metadata (pyproject.toml) ... done
Building wheels for collected packages: greenlet
Building wheel for greenlet (pyproject.toml) ... error
error: subprocess-exited-with-error
× Building wheel for greenlet (pyproject.toml) did not run successfully.
│ exit code: 1
╰─> [118 lines of output]
pip_system_certs: ERROR: could not register module: No module named 'wrapt'
running bdist_wheel
running build
running build_py
creating build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\__init__.py -> build\lib.win-amd64-cpython-314t\greenlet
creating build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\__init__.py -> build\lib.win-amd64-cpython-314t\greenlet\platform
creating build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\fail_clearing_run_switches.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\fail_cpp_exception.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\fail_initialstub_already_started.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\fail_slp_switch.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\fail_switch_three_greenlets.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\fail_switch_three_greenlets2.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\fail_switch_two_greenlets.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\leakcheck.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_contextvars.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_cpp.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_extension_interface.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_gc.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_generator.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_generator_nested.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_greenlet.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_greenlet_trash.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_leaks.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_stack_saved.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_throw.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_tracing.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_version.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\test_weakref.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\__init__.py -> build\lib.win-amd64-cpython-314t\greenlet\tests
running egg_info
writing src\greenlet.egg-info\PKG-INFO
writing dependency_links to src\greenlet.egg-info\dependency_links.txt
writing requirements to src\greenlet.egg-info\requires.txt
writing top-level names to src\greenlet.egg-info\top_level.txt
reading manifest file 'src\greenlet.egg-info\SOURCES.txt'
reading manifest template 'MANIFEST.in'
warning: no previously-included files found matching 'benchmarks\*.json'
no previously-included directories found matching 'docs\_build'
warning: no files found matching '*.py' under directory 'appveyor'
warning: no previously-included files matching '*.pyc' found anywhere in distribution
warning: no previously-included files matching '*.pyd' found anywhere in distribution
warning: no previously-included files matching '*.so' found anywhere in distribution
warning: no previously-included files matching '.coverage' found anywhere in distribution
adding license file 'LICENSE'
adding license file 'LICENSE.PSF'
writing manifest file 'src\greenlet.egg-info\SOURCES.txt'
copying src\greenlet\CObjects.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\PyGreenlet.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\PyGreenlet.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\PyGreenletUnswitchable.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\PyModule.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\TBrokenGreenlet.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\TExceptionState.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\TGreenlet.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\TGreenlet.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\TGreenletGlobals.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\TMainGreenlet.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\TPythonState.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\TStackState.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\TThreadState.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\TThreadStateCreator.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\TThreadStateDestroy.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\TUserGreenlet.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\greenlet.cpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\greenlet.h -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\greenlet_allocator.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\greenlet_compiler_compat.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\greenlet_cpython_compat.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\greenlet_exceptions.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\greenlet_internal.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\greenlet_msvc_compat.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\greenlet_refs.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\greenlet_slp_switch.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\greenlet_thread_support.hpp -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\slp_platformselect.h -> build\lib.win-amd64-cpython-314t\greenlet
copying src\greenlet\platform\setup_switch_x64_masm.cmd -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_aarch64_gcc.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_alpha_unix.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_amd64_unix.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_arm32_gcc.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_arm32_ios.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_arm64_masm.asm -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_arm64_masm.obj -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_arm64_msvc.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_csky_gcc.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_loongarch64_linux.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_m68k_gcc.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_mips_unix.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_ppc64_aix.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_ppc64_linux.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_ppc_aix.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_ppc_linux.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_ppc_macosx.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_ppc_unix.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_riscv_unix.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_s390_unix.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_sh_gcc.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_sparc_sun_gcc.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_x32_unix.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_x64_masm.asm -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_x64_masm.obj -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_x64_msvc.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_x86_msvc.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\platform\switch_x86_unix.h -> build\lib.win-amd64-cpython-314t\greenlet\platform
copying src\greenlet\tests\_test_extension.c -> build\lib.win-amd64-cpython-314t\greenlet\tests
copying src\greenlet\tests\_test_extension_cpp.cpp -> build\lib.win-amd64-cpython-314t\greenlet\tests
running build_ext
building 'greenlet._greenlet' extension
creating build\temp.win-amd64-cpython-314t\Release\src\greenlet
"C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\VC\Tools\MSVC\14.44.35207\bin\HostX86\x64\cl.exe" /c /nologo /O2 /W3 /GL /DNDEBUG /MD -DWIN32=1 -DPy_GIL_DISABLED=1 -IC:\VirtualEnv3\tch314t\include -IC:\Programme\Python314\include -IC:\Programme\Python314\Include "-IC:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\VC\Tools\MSVC\14.44.35207\include" "-IC:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\VC\Auxiliary\VS\include" "-IC:\Program Files (x86)\Windows Kits\10\include\10.0.26100.0\ucrt" "-IC:\Program Files (x86)\Windows Kits\10\\include\10.0.26100.0\\um" "-IC:\Program Files (x86)\Windows Kits\10\\include\10.0.26100.0\\shared" "-IC:\Program Files (x86)\Windows Kits\10\\include\10.0.26100.0\\winrt" "-IC:\Program Files (x86)\Windows Kits\10\\include\10.0.26100.0\\cppwinrt" /EHsc /Tpsrc/greenlet/greenlet.cpp /Fobuild\temp.win-amd64-cpython-314t\Release\src\greenlet\greenlet.obj /EHsr /GT /std:c++20
greenlet.cpp
C:\Users\dei09631\AppData\Local\Temp\pip-install-ai4hevfq\greenlet_3d434253b0114af0aff1ff2ab43efe96\src\greenlet\greenlet_msvc_compat.hpp(70): error C3861: "_PyCode_GetTLBCArray": Bezeichner wurde nicht gefunden.
C:\Programme\Python314\include\internal\pycore_qsbr.h(75): warning C4200: Nicht dem Standard entsprechende Erweiterung: Null-Array in Struktur/Union
C:\Programme\Python314\include\internal\pycore_qsbr.h(75): note: Dieser Member wird vom Standardkonstruktor oder Zuweisungsoperator f\x81r Kopieren/Verschieben ignoriert.
error: command 'C:\\Program Files (x86)\\Microsoft Visual Studio\\2022\\BuildTools\\VC\\Tools\\MSVC\\14.44.35207\\bin\\HostX86\\x64\\cl.exe' failed with exit code 2
[end of output]
note: This error originates from a subprocess, and is likely not a problem with pip.
ERROR: Failed building wheel for greenlet
Failed to build greenlet
error: failed-wheel-build-for-install
× Failed to build installable wheels for some pyproject.toml based projects
╰─> greenlet
"_PyCode_GetTLBCArray" is not found. Waht can I do? Is this a known issue?
I'm running Python 3.14.2 free-threading build (tags/v3.14.2:df79316, Dec 5 2025, 17:11:07).
Regards,
Björn