initial github action

.github/workflows/python-package.yml

@@ -0,0 +1,111 @@
+name: Python package
+
+on:
+  push:
+    branches: [ "main" ]
+    tags: [ "*" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  codechecks:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Set up Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: "3.10"
+        cache: pip
+        cache-dependency-path: '**/setup.cfg'
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -e .[test]
+
+    - name: Lint with flake8
+      run: |
+        # stop the build if there are Python syntax errors or undefined names
+        flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
+        flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+
+    - name: Format check with isort
+      run: |
+        isort --check src
+
+    - name: Format check with black
+      run: |
+        black --check src
+
+
+  test:
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.8", "3.9", "3.10"]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v4
+      with:
+        python-version: ${{ matrix.python-version }}
+        cache: pip
+        cache-dependency-path: '**/setup.cfg'
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -e .[test]
+
+    - name: Test with pytest
+      run: |
+        pytest
+
+
+  deploy:
+    needs:
+      - codechecks
+      - test
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: hello world
+      run: |
+        echo "::group::Environment info"
+        echo github.event_name = ${{ github.event_name }}
+        echo refs = ${{ github.ref }}
+        echo tags = ${{ startsWith(github.ref, 'refs/tags') }}
+        echo "::endgroup::"
+
+    - uses: actions/checkout@v3
+
+    - name: Set up Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: "3.10"
+        cache: pip
+        cache-dependency-path: '**/setup.cfg'
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install build
+
+    - name: Build package
+      run: python -m build
+
+    - name: Publish package
+      if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
+      uses: pypa/gh-action-pypi-publish@release/v1
+      with:
+        user: __token__
+        password: ${{ secrets.PYPI_API_TOKEN }}
+