fix(ci): wrong wheel version on Windows (#308)

use first-time setuptools-scm detected version to avoid leftover dir incfluence subsequent wheel version detection

Author: JalinWang

.github/workflows/build_wheel_on_windows.yml

@@ -65,6 +65,10 @@ jobs:
           & "C:\Program Files (x86)\Microsoft Visual Studio\Installer\vswhere.exe" -all -products * -prerelease -format json
         shell: powershell
 
+      - name: Enable git long paths
+        shell: powershell
+        run: git config --global core.longpaths true
+
       - name: Checkout code
         uses: actions/checkout@v6
         with:
@@ -86,31 +90,33 @@ jobs:
         with:
           arch: x64
 
-      - name: Install cibuildwheel
-        run: |
-          pip install --upgrade pip
-          pip install cibuildwheel==3.4.0
-
       - name: Add Git bin to PATH
         run: echo "C:\Program Files\Git\usr\bin" >> $env:GITHUB_PATH
         shell: powershell
 
-      - name: Cache built wheels
-        id: cache-wheels
-        uses: actions/cache@v4
-        with:
-          path: wheelhouse
-          key: ${{ runner.os }}-wheels-${{ hashFiles('**/pyproject.toml', '**/setup.py', '**/*.py', '**/*.c', '**/*.cpp') }}
+      #      - name: Cache built wheels
+      #        id: cache-wheels
+      #        uses: actions/cache@v4
+      #        with:
+      #          path: wheelhouse
+      #          key: ${{ runner.os }}-wheels-${{ hashFiles('**/pyproject.toml', '**/setup.py', '**/*.py', '**/*.c', '**/*.cpp') }}
 
       - name: Build wheels using cibuildwheel
-        if: steps.cache-wheels.outputs.cache-hit != 'true'
+        # if: steps.cache-wheels.outputs.cache-hit != 'true'
         shell: powershell
-#        env:
-#          CIBW_BUILD_VERBOSITY: 1
-#          CIBW_DEBUG_TRACEBACK: 1
-#          CIBW_DEBUG_KEEP_CONTAINER: 1
-
         run: |
+          # 1. Generate and capture the version from setuptools_scm
+          pip install --upgrade pip
+          pip install cibuildwheel==3.4.0
+          pip install setuptools-scm>=8.0
+          
+          $SCM_VERSION = python -m setuptools_scm
+          echo "Detected Version: $SCM_VERSION"
+          
+          # 2. Set it as an environment variable for the current shell and subsequent steps
+          $env:SETUPTOOLS_SCM_PRETEND_VERSION = $SCM_VERSION
+          
+          # 3. Run cibuildwheel
           python -m cibuildwheel --output-dir wheelhouse
 
       - name: Install and test wheel
@@ -190,6 +196,11 @@ jobs:
     runs-on: ${{ matrix.platform }}
 
     steps:
+      - name: Set up Python
+        uses: actions/setup-python@v6
+        with:
+          python-version: ${{ matrix.python-version }}
+
       - name: Smoke test from PyPI
         shell: powershell
         env:
@@ -217,7 +228,7 @@ jobs:
           $PSNativeCommandUseErrorActionPreference = $false
           $found = $false
           for ($i = 1; $i -le 30; $i++) {
-            python -m pip install --force-reinstall @indexArgs --dry-run "zvec==$version" 1>$null 2>$null
+            python -m pip install --force-reinstall @indexArgs --dry-run "zvec==$version"
             if ($LASTEXITCODE -eq 0) {
               Write-Host "Version $version is available."
               $found = $true

pyproject.toml

@@ -189,9 +189,13 @@ environment = { CMAKE_GENERATOR = "Unix Makefiles", CMAKE_BUILD_PARALLEL_LEVEL =
 
 [tool.cibuildwheel.windows]
 archs = ["auto64"]
-test-command = "cd /d {project} && pytest python/tests -v --tb=short --basetemp=./.pytest_tmp && if exist .pytest_tmp rmdir /s /q .pytest_tmp"
+test-command = "cd /d {project} && pytest python/tests -v --tb=short --basetemp=./.pytest_tmp"
 environment = { CMAKE_GENERATOR = "Ninja" }
-config-settings = { build-dir = "build/{wheel_tag}" }
+#config-settings = { build-dir = "build/{wheel_tag}" }
+#&& if exist .pytest_tmp rmdir /s /q .pytest_tmp"
+before-build = [
+    "python -c \"import shutil, glob, os; [shutil.rmtree(p, ignore_errors=True) for p in ['build', '.pytest_tmp']];\""
+]
 
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