add testing in actions

Author: mahenzon

.github/workflows/testing.yml

@@ -0,0 +1,30 @@
+name: Python testing
+
+on:
+  - push
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version:
+          - "3.9"
+          - "3.10"
+          - "3.11"
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install poetry
+        run: |
+          python -m pip install --upgrade pip poetry pre-commit
+      - name: Install dependencies
+        run: poetry install
+      - name: Lint code
+        run: pre-commit run --all-files
+      - name: Test with pytest
+        run: pytest -s -vv tests/