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PKG-15601 — align python-feedstock with conda-forge #256

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PKG-15601 — align python-feedstock with conda-forge #256

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722820a
Refresh patches for 3.15.0rc2
skupr-anaconda Sep 4, 2026
fdded4c
PKG-17802 — Python 3.15.0rc2, unixy Windows layout
skupr-anaconda Sep 4, 2026
899a847
PKG-15601 — free-threading CBC: gil_type → freethreading
skupr-anaconda Sep 4, 2026
fcf3867
PKG-15601 — unix pydebug via build_type (no channel zip)
skupr-anaconda Sep 4, 2026
553e2ed
PKG-15601 — split libpython.so into libpython output
skupr-anaconda Sep 4, 2026
cf21cc2
PKG-15601 — remaining conda-forge recipe alignment
skupr-anaconda Sep 4, 2026
6012bbb
PKG-15601 — libpython cxx run_exports, FT jit skip, jinja lint skip
skupr-anaconda Sep 4, 2026
93b15d1
PKG-15601 — fix libpython-static embed test and JIT skip
skupr-anaconda Sep 4, 2026
411733e
Restore CF prefix-replacement embed tests
skupr-anaconda Sep 4, 2026
86d88a5
Align build scripts with conda-forge (keep AR tk9/llvm-ar/main)
skupr-anaconda Sep 4, 2026
d6d858b
Align the recipe with cf
skupr-anaconda Sep 8, 2026
e50680c
Win: assert libs\ import libs; document why libs\ stays (CFEP-27 sect…
skupr-anaconda Sep 8, 2026
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90 changes: 50 additions & 40 deletions recipe/build_base.bat
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Original file line number Diff line number Diff line change
Expand Up @@ -54,7 +54,7 @@ if "%DEBUG_C%"=="yes" (
:: AP doesn't support PGO atm?
set PGO=

if "%PY_GIL_DISABLED%" == "yes" (
if "%PY_FREETHREADING%" == "yes" (
set "FREETHREADING=--disable-gil"
set "THREAD=t"
set "EXE_T=%VER%t"
Expand All @@ -75,6 +75,13 @@ set TCLTK_MSBUILD_PROPS="/p:TclVersion=%tk%" "/p:TkVersion=%tk%"

cd PCbuild

:: CF (skipped): CONDA_BUILD_CROSS_COMPILATION host-vs-build extra MSBuild.
:: AR native workers only; ARCH/BUILD_PATH above, not CF HOST_DIR/BUILD_DIR.
:: if "%CONDA_BUILD_CROSS_COMPILATION%" == "1" (
:: set LIBRARY_PREFIX=%BUILD_PREFIX%\\Library
:: call build.bat %CONFIG% %FREETHREADING% -m -e -v -p %BUILD_PLATFORM% %TCLTK_MSBUILD_PROPS%
:: )

:: Twice because:
:: error : importlib_zipimport.h updated. You will need to rebuild pythoncore to see the changes.
call build.bat %PGO% %CONFIG% %FREETHREADING% -m -e -v -p %PLATFORM% %TCLTK_MSBUILD_PROPS%
Expand Down Expand Up @@ -102,43 +109,42 @@ for %%x in (python%THREAD%%_D%.pdb python%VERNODOTS%%THREAD%%_D%.pdb pythonw%THR

@echo on

:: AR: classic Win prefix (DLLs/, Lib/, libs/, include/). CPython getpath
:: landmarks Lib\os.py; CF install_base.bat uses the same layout.
copy %SRC_DIR%\LICENSE %PREFIX%\LICENSE_PYTHON.txt
:: 0027 unixy Win prefix (lib\python, include\python). getpath landmarks lib\python\os.py.
mkdir %PREFIX%\lib\python
copy %SRC_DIR%\LICENSE %PREFIX%\lib\python\LICENSE_PYTHON.txt
if errorlevel 1 exit 1

:: Populate the DLLs directory
mkdir %PREFIX%\DLLs
xcopy /s /y %SRC_DIR%\PCBuild\%BUILD_PATH%\*.pyd %PREFIX%\DLLs\
:: Populate lib-dynload (was DLLs)
mkdir %PREFIX%\lib\python\lib-dynload
xcopy /s /y %SRC_DIR%\PCBuild\%BUILD_PATH%\*.pyd %PREFIX%\lib\python\lib-dynload\
if errorlevel 1 exit 1

copy /Y %SRC_DIR%\PC\icons\py.ico %PREFIX%\DLLs\
copy /Y %SRC_DIR%\PC\icons\py.ico %PREFIX%\lib\python\lib-dynload\
if errorlevel 1 exit 1
copy /Y %SRC_DIR%\PC\icons\pyc.ico %PREFIX%\DLLs\
copy /Y %SRC_DIR%\PC\icons\pyc.ico %PREFIX%\lib\python\lib-dynload\
if errorlevel 1 exit 1


:: Populate the Tools directory
mkdir %PREFIX%\Tools
xcopy /s /y /i %SRC_DIR%\Tools\i18n %PREFIX%\Tools\i18n
if errorlevel 1 exit 1
xcopy /s /y /i %SRC_DIR%\Tools\scripts %PREFIX%\Tools\scripts
mkdir %PREFIX%\lib\python\Tools
xcopy /s /y /i %SRC_DIR%\Tools\scripts %PREFIX%\lib\python\Tools\scripts
if errorlevel 1 exit 1

del %PREFIX%\Tools\scripts\README
del %PREFIX%\lib\python\Tools\scripts\README
if errorlevel 1 exit 1
del %PREFIX%\Tools\scripts\idle3
del %PREFIX%\lib\python\Tools\scripts\idle3
if errorlevel 1 exit 1

move /y %PREFIX%\Tools\scripts\pydoc3 %PREFIX%\Tools\scripts\pydoc3.py
move /y %PREFIX%\lib\python\Tools\scripts\pydoc3 %PREFIX%\lib\python\Tools\scripts\pydoc3.py
if errorlevel 1 exit 1

:: Populate the include directory
xcopy /s /y %SRC_DIR%\Include %PREFIX%\include\
mkdir %PREFIX%\include\python
xcopy /s /y %SRC_DIR%\Include %PREFIX%\include\python\
if errorlevel 1 exit 1

:: Copy generated pyconfig.h
copy /Y %SRC_DIR%\PC\pyconfig.h %PREFIX%\include\
copy /Y %SRC_DIR%\PC\pyconfig.h %PREFIX%\include\python\
if errorlevel 1 exit 1

:: Populate the Scripts directory
Expand All @@ -150,50 +156,54 @@ for %%x in (idle pydoc) do (
if errorlevel 1 exit 1
)

:: Populate the libs directory
if not exist %PREFIX%\libs mkdir %PREFIX%\libs
if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\python%VERNODOTS%%THREAD%%_D%.lib copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\python%VERNODOTS%%THREAD%%_D%.lib %PREFIX%\libs\
if errorlevel 1 exit 1
if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\python3%THREAD%%_D%.lib copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\python3%THREAD%%_D%.lib %PREFIX%\libs\
if errorlevel 1 exit 1
if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\_tkinter%_D%.lib copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\_tkinter%_D%.lib %PREFIX%\libs\
if errorlevel 1 exit 1
:: Import libs into BOTH lib\ (CFEP-27 unixy layout) and libs\ (link-time compat:
:: distutils/setuptools build_ext hardcodes exec_prefix\libs on nt; meson cannot
:: query it either. CFEP-27 section 6 / conda-forge PR 918 — do not drop libs\.)
for %%x in (lib libs) do (
if not exist %PREFIX%\%%x mkdir %PREFIX%\%%x
if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\python%VERNODOTS%%THREAD%%_D%.lib copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\python%VERNODOTS%%THREAD%%_D%.lib %PREFIX%\%%x\
if errorlevel 1 exit 1
if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\python3%THREAD%%_D%.lib copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\python3%THREAD%%_D%.lib %PREFIX%\%%x\
if errorlevel 1 exit 1
if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\_tkinter%_D%.lib copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\_tkinter%_D%.lib %PREFIX%\%%x\
if errorlevel 1 exit 1
)


:: Populate the Lib directory
del %PREFIX%\libs\libpython*.a
xcopy /s /y %SRC_DIR%\Lib %PREFIX%\Lib\
:: Populate lib\python (stdlib)
del %PREFIX%\lib\libpython*.a
xcopy /s /y %SRC_DIR%\Lib %PREFIX%\lib\python\
if errorlevel 1 exit 1

:: Copy venv[w]launcher scripts to venv\scripts\nt
:: See https://github.com/python/cpython/blob/b4a316087c32d83e375087fd35fc511bc430ee8b/Lib/venv/__init__.py#L334-L376
if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\venvlauncher%THREAD%%_D%.exe (
@rem We did copy pythonw.exe until 3.12 but starting with 3.13 we seem to need the latter. Should we omit the first?
copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\venvlauncher%THREAD%%_D%.exe %PREFIX%\Lib\venv\scripts\nt\python.exe
copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\venvlauncher%THREAD%%_D%.exe %PREFIX%\Lib\venv\scripts\nt\venvlauncher%THREAD%%_D%.exe
copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\venvlauncher%THREAD%%_D%.exe %PREFIX%\lib\python\venv\scripts\nt\python.exe
copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\venvlauncher%THREAD%%_D%.exe %PREFIX%\lib\python\venv\scripts\nt\venvlauncher%THREAD%%_D%.exe
) else (
echo "WARNING :: %SRC_DIR%\PCbuild\%BUILD_PATH%\venvlauncher%THREAD%%_D%.exe does not exist"
)

if exist %SRC_DIR%\PCbuild\%BUILD_PATH%\venvwlauncher%THREAD%%_D%.exe (
@rem We did copy pythonw.exe until 3.12 but starting with 3.13 we seem to need the latter. Should we omit the first?
copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\venvwlauncher%THREAD%%_D%.exe %PREFIX%\Lib\venv\scripts\nt\pythonw.exe
copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\venvwlauncher%THREAD%%_D%.exe %PREFIX%\Lib\venv\scripts\nt\venvwlauncher%THREAD%%_D%.exe
copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\venvwlauncher%THREAD%%_D%.exe %PREFIX%\lib\python\venv\scripts\nt\pythonw.exe
copy /Y %SRC_DIR%\PCbuild\%BUILD_PATH%\venvwlauncher%THREAD%%_D%.exe %PREFIX%\lib\python\venv\scripts\nt\venvwlauncher%THREAD%%_D%.exe
) else (
echo "WARNING :: %SRC_DIR%\PCbuild\%BUILD_PATH%\venvwlauncher%THREAD%%_D%.exe does not exist"
)

:: Remove test data to save space.
:: Though keep `support` as some things use that.
mkdir %PREFIX%\Lib\test_keep
mkdir %PREFIX%\lib\python\test_keep
if errorlevel 1 exit 1
move %PREFIX%\Lib\test\__init__.py %PREFIX%\Lib\test_keep\
move %PREFIX%\lib\python\test\__init__.py %PREFIX%\lib\python\test_keep\
if errorlevel 1 exit 1
move %PREFIX%\Lib\test\support %PREFIX%\Lib\test_keep\
move %PREFIX%\lib\python\test\support %PREFIX%\lib\python\test_keep\
if errorlevel 1 exit 1
rd /s /q %PREFIX%\Lib\test
rd /s /q %PREFIX%\lib\python\test
if errorlevel 1 exit 1
move %PREFIX%\Lib\test_keep %PREFIX%\Lib\test
move %PREFIX%\lib\python\test_keep %PREFIX%\lib\python\test
if errorlevel 1 exit 1

:: We need our Python to be found!
Expand All @@ -202,7 +212,7 @@ if "%EXE_T%" neq "" copy %PREFIX%\python%EXE_T%.exe %PREFIX%\python.exe

set "PYTHON=%PREFIX%\python.exe"
:: bytecode compile the standard library
%PYTHON% -Wi %PREFIX%\Lib\compileall.py -f -q -x "bad_coding|badsyntax|py2_" %PREFIX%\Lib
%PYTHON% -Wi %PREFIX%\lib\python\compileall.py -f -q -x "bad_coding|badsyntax|py2_" %PREFIX%\lib\python
if errorlevel 1 exit 1

:: Ensure that scripts are generated
Expand All @@ -227,7 +237,7 @@ echo "Testing import of os (no DLL needed) does not print: The specified module
if %errorlevel% neq 1 exit /b 1

echo "Testing import of %%m (DLL located via PATH needed) does not print: The specified module could not be found"
:: The names are our unvendored modules mapped to ...\DLLs\X.pyd
:: The names are our unvendored modules mapped to ...\lib\python\lib-dynload\X.pyd
:: missing: libffi, expat, zlib(-ng)

:: Also %errorlevel% will not be updated round the loop so use && to
Expand Down
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