Fix CI Python failure.

.github/workflows/ci_build.yml

@@ -9,21 +9,23 @@ jobs:
           - {
               os: windows-2022,
               generator: Visual Studio 17 2022,
-              arch: Win32,
+              cmake-arch: Win32,
+              python-arch: x86,
               str: windows-x86,
               blender-url: "https://github.com/Hoikas/blender2.7/releases/download/blender2.79_20221113/blender-2.79.0-git20221114.f970f178c093-windows32.zip",
             }
           - {
               os: windows-2022,
               generator: Visual Studio 17 2022,
-              arch: x64,
+              cmake-arch: x64,
+              python-arch: x64,
               str: windows-x64,
               blender-url: "https://github.com/Hoikas/blender2.7/releases/download/blender2.79_20221113/blender-2.79.0-git20221114.f970f178c093-windows64.zip",
             }
 
     env:
       CMAKE_GENERATOR: ${{ matrix.cfg.generator }}
-      CMAKE_GENERATOR_PLATFORM: ${{ matrix.cfg.arch }}
+      CMAKE_GENERATOR_PLATFORM: ${{ matrix.cfg.cmake-arch }}
 
     runs-on: ${{ matrix.cfg.os }}
     steps:
@@ -32,6 +34,12 @@ jobs:
         with:
           path: korman
 
+      - name: Setup Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.7"
+          architecture: ${{ matrix.cfg.python-arch }}
+
       - name: Download Blender
         run: |
           curl --location "${{ matrix.cfg.blender-url }}" --output blender.zip