Add CI

.github/workflows/CI.yaml

@@ -0,0 +1,53 @@
+name: CI
+
+on:
+  # run on every push to main
+  push:
+    branches:
+    - main
+  # run on every push (not commit) to a PR, plus open/reopen
+  pull_request:
+    types:
+    - synchronize
+    - opened
+    - reopened
+
+jobs:
+  build:
+    name: Build & test (${{ matrix.python-version }} | ${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      # continue testing other configurations even if a matrix job fails
+      fail-fast: false
+      matrix:
+        # latest python on Win/Mac/Lin
+        os: ["ubuntu-latest", "macos-latest", "windows-latest"]
+        python-version: ["3.10"]
+        # test older python versions on Linux only
+        include:
+        - os: ubuntu-latest
+          python-version: "3.9"
+        - os: ubuntu-latest
+          python-version: "3.8"
+
+    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 mypy>=1.0 pytest
+        python -m pip install .
+
+    - name: mypy
+      if: always()
+      run: mypy --strict .
+
+    - name: Run tests
+      if: always()
+      run: pytest .

.github/workflows/linting.yaml

@@ -0,0 +1,35 @@
+name: lint
+
+on:
+  # run on every push to main
+  push:
+    branches:
+    - main
+  # run on every push (not commit) to a PR, plus open/reopen
+  pull_request:
+    types:
+    - synchronize
+    - opened
+    - reopened
+
+jobs:
+  various:
+    name: various (Black, pylint, pydocstyle)
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-python@v4
+      with:
+        python-version: "3.10"
+    - run: pip install black pylint pydocstyle
+
+    # annotate each step with `if: always` to run all regardless
+    - name: Assert that code matches Black code style
+      if: always()
+      uses: psf/black@stable
+    - name: Lint with pylint
+      if: always()
+      run: pylint .
+    - name: Lint with pydocstyle
+      if: always()
+      run: pydocstyle --convention=numpy .