Fix delvewheel

Author: WillAyd

.github/workflows/python.yml

@@ -295,7 +295,7 @@ jobs:
         uses: actions/upload-artifact@v4
         with:
           name: built-wheel
-          path: python/dist/*.whl
+          path: python/wheelhouse/*.whl
       - name: Test PyArrow
         shell: cmd
         run: |

ci/scripts/python_build.bat

@@ -136,6 +136,7 @@ pushd %SOURCE_DIR%\python
 
 @REM Build PyArrow
 %PYTHON_CMD% -m build --wheel . --no-isolation || exit /B 1
-%PYTHON_CMD% -m pip install wheelhouse\* || exit /B 1
+%PYTHON_CMD% -m delvewheel repair --exclude arrow_python.dll dist\* || exit /B 1
+%PYTHON_CMD% -m pip install --no-index --find-links .\wheelhouse\ pyarrow || exit /B 1
 
 popd

python/meson.build

@@ -20,7 +20,7 @@ project(
     'cython',
     'cpp',
     version: run_command(
-        'python3',
+        'python',
         '-m',
         'setuptools_scm',
         '--force-write-version-files',