Generalize parser tests and allow parsing of the old log files

.github/workflows/tests.yml

@@ -0,0 +1,22 @@
+name: Python tests
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  pytest:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install . pytest
+      - name: Run pytest
+        run: pytest