enh: test on pr

.github/workflows/python-test.yml

@@ -0,0 +1,22 @@
+name: Python Tests
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.8'
+      - name: Install dependencies
+        run: |
+          pip install poetry
+          poetry install
+      - name: Run tests
+        run: poetry run pytest src/tests/test_all.py

poetry.toml

@@ -0,0 +1,2 @@
+[virtualenvs]
+in-project = true