Imported Upstream version 3.1.0

.github/workflows/ci.yml

@@ -0,0 +1,57 @@
+name: CI
+
+on:
+  pull_request: {}
+  push: {}
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python 3
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.x'
+    - name: Install dependencies
+      run: |
+        python3 -m pip install --upgrade pip
+        python3 -m pip install tox tox-gh-actions
+    - run: tox -e lint
+
+  check-docs:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python 3
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.x'
+    - name: Install dependencies
+      run: |
+        python3 -m pip install --upgrade pip
+        python3 -m pip install tox tox-gh-actions
+    - run: tox -e check-docs
+
+  test:
+    runs-on: ubuntu-latest
+    continue-on-error: ${{ matrix.experimental }}
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+        experimental: [false]
+        include:
+          - python-version: "3.12-dev"
+            experimental: true
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python3 -m pip install --upgrade pip setuptools
+        python3 -m pip install tox tox-gh-actions
+    - run: tox