Create ci.yml

.github/workflows/ci.yml

@@ -0,0 +1,23 @@
+name: ci
+
+on: [ push, pull_request ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      max-parallel: 6
+      matrix:
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13-dev"]
+    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 dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install tox tox-gh-actions
+    - name: Test with tox
+      run: tox run