add initial test setup running against LocalStack Snowflake

Author: whummer

.github/workflows/build_test.yml

@@ -51,7 +51,8 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+#        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.11"]
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python
@@ -80,7 +81,8 @@ jobs:
             id: macosx_x86_64
           - image: macos-latest
             id: macosx_arm64
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+#        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.11"]
     name: Build ${{ matrix.os.id }}-py${{ matrix.python-version }}
     runs-on: ${{ matrix.os.image }}
     steps:
@@ -125,7 +127,8 @@ jobs:
            download_name: macosx_x86_64
          - image_name: windows-2019
            download_name: win_amd64
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+#        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.11"]
         cloud-provider: [aws, azure, gcp]
     steps:
       - uses: actions/checkout@v4
@@ -135,6 +138,15 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - name: Display Python version
         run: python -c "import sys; print(sys.version)"
+
+      - name: Start up LocalStack Snowflake
+        env:
+          LOCALSTACK_API_KEY: ${{ secrets.LOCALSTACK_API_KEY }}
+        run: |
+          docker pull localstack/snowflake &
+          pip install localstack
+          IMAGE_NAME=localstack/snowflake DEBUG=1 localstack start -d
+
       - name: Setup parameters file
         shell: bash
         env:
@@ -292,7 +304,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+#        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.11"]
         cloud-provider: [aws]
     steps:
       - name: Set shortver