ci: update python tests workflow configuration

Author: Samk13

.github/workflows/tests.yml

@@ -18,7 +18,6 @@ on:
       - master
       - "maint-**"
   schedule:
-    # * is a special character in YAML so you have to quote this string
     - cron: "0 3 * * 6"
   workflow_dispatch:
     inputs:
@@ -29,7 +28,41 @@ on:
 
 jobs:
   python-tests:
-    uses: inveniosoftware/workflows/.github/workflows/tests-python.yml@master
+    runs-on: ubuntu-24.04
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.9", "3.12"]
+        db-service: ["postgresql14"]
+        search-service: ["opensearch2"]
+
+    env:
+      DB: ${{ matrix.db-service }}
+      SEARCH: ${{ matrix.search-service }}
+      EXTRAS: tests,${{ matrix.search-service }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+          cache: pip
+          cache-dependency-path: setup.cfg
+
+      - name: Install dependencies
+        run: |
+          pip install --upgrade pip
+          pip install --use-deprecated=legacy-resolver ".[$EXTRAS]"
+          pip freeze
+      - name: Clean pycache
+        run: |
+          find . -type d -name "__pycache__" -exec rm -r {} +
+          find . -type f -name "*.pyc" -delete
+      - name: Run tests
+        run: ./run-tests.sh
 
   JS:
     uses: inveniosoftware/workflows/.github/workflows/tests-js.yml@master