minor cleanup

Author: Jon

.github/workflows/build_wheels.yml

@@ -5,7 +5,7 @@ on:
 
 env:
   BUILD_TYPE: Release
-  CIBUILDWHEEL_VERSION: 2.16.2
+  MIN_CIBUILDWHEEL_VERSION: 2.16.2
 
 jobs:
   build_sdist:
@@ -83,12 +83,11 @@ jobs:
           platforms: arm64
 
       - name: Install Python dependencies
-        run: python -m pip install cibuildwheel>=${{ env.CIBUILDWHEEL_VERSION }}
+        run: python -m pip install cibuildwheel~=${{ env.MIN_CIBUILDWHEEL_VERSION }}
 
       - name: Build wheels
         run: python -m cibuildwheel --output-dir dist
         env:
-          #CIBW_ENVIRONMENT_MACOS: CMAKE_OSX_ARCHITECTURES=${{ matrix.config.cibw-arch == 'macosx_x86_64' && 'x86_64' || matrix.config.cibw-arch == 'macosx_arm64' && 'arm64' || '' }}
           CIBW_BUILD: "*-${{ matrix.config.cibw-arch }}"
 
       - uses: actions/upload-artifact@v3

pyproject.toml

@@ -26,7 +26,6 @@ build-backend = "setuptools.build_meta"
 [tool.cibuildwheel]
 build-verbosity = 0  # options: 1, 2, or 3 
 skip = ["cp36-*", "cp37-*", "pp*", "*-win32"]
-#before-build = "python -m pip install cmake>=3.16"
 
 [tool.cibuildwheel.windows]
 archs = ["auto64"]