Add github actions to build wheels

.github/workflows/build_python.yml

@@ -0,0 +1,70 @@
+# Adapted from https://github.com/RalfG/python-wheels-manylinux-build/blob/master/full_workflow_example.yml
+name: Python package build and publish
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  deploy_linux:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Setup python
+      uses: actions/setup-python@v1
+      with:
+        python-version: 3.8
+
+    - name: Install python dependencies
+      run: |
+       python -m pip install --upgrade pip
+       pip install twine
+
+    - name: Build manylinux wheels
+      uses: RalfG/[email protected]_x86_64
+      with:
+        python-versions: 'cp27-cp27mu cp35-cp35m cp36-cp36m cp37-cp37m cp38-cp38'
+        build-requirements: 'cmake'
+        system-packages: ''
+        package-path: ''
+        pip-wheel-args: '--no-deps'
+
+    - name: Publish wheels to PyPI
+      env:
+        TWINE_USERNAME: __token__
+        TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+      run: |
+        twine upload wheelhouse/*-manylinux*.whl
+
+  deploy_windows:
+    runs-on: windows-latest
+
+    strategy:
+        matrix:
+            python-version: [ '2.7', '3.5', '3.6', '3.7', '3.8' ]
+
+    name: Python ${{ matrix.python-version }} deployment
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Setup python
+      uses: actions/setup-python@v1
+      with:
+        python-version: ${{ matrix.python-version }}
+        architecture: x64
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install setuptools wheel twine
+
+    - name: Build and publish wheels to PyPI
+      env:
+        TWINE_USERNAME: __token__
+        TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+      run: |
+        python setup.py bdist_wheel
+        twine upload dist/*