Switch from TravisCI to GitHub Actions

.github/workflows/build.yaml

@@ -0,0 +1,68 @@
+name: Build and upload to PyPI
+
+on:
+  push:
+  pull_request:
+  release:
+    types:
+      - published
+
+jobs:
+  build_wheels:
+    name: Build wheels on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-20.04, windows-2019, macos-10.15]
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: actions/setup-python@v2
+        name: Install Python
+        with:
+          python-version: '3.8'
+
+      - name: Build wheels
+        uses: pypa/cibuildwheel@v2.0.1
+
+      - uses: actions/upload-artifact@v2
+        with:
+          path: ./wheelhouse/*.whl
+
+  build_sdist:
+    name: Build source distribution
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: actions/setup-python@v2
+        name: Install Python
+        with:
+          python-version: '3.8'
+
+      - name: Install dependencies
+        run: python -m pip install cython numpy
+
+      - name: Build sdist
+        run: python setup.py sdist
+
+      - uses: actions/upload-artifact@v2
+        with:
+          path: dist/*.tar.gz
+
+  upload_pypi:
+    name: Upload to PyPI
+    needs: [build_wheels, build_sdist]
+    runs-on: ubuntu-latest
+    if: github.event_name == 'release' && github.event.action == 'published'
+    steps:
+      - uses: actions/download-artifact@v2
+        with:
+          name: artifact
+          path: dist
+
+      - uses: pypa/gh-action-pypi-publish@v1.4.2
+        with:
+          user: __token__
+          password: ${{ secrets.pypi_password }}

.github/workflows/lint.yaml

@@ -0,0 +1,28 @@
+name: Lint
+
+on: [push, pull_request]
+
+jobs:
+  flake8:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: actions/setup-python@v2
+        name: Install Python
+        with:
+          python-version: '3.8'
+
+      - name: Install flake8
+        run: pip install flake8 flake8-docstrings
+
+      - name: Run flake8
+        run: flake8 sklearn_pmml_model
+
+  commitlint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - uses: wagoid/commitlint-github-action@v4

pyproject.toml

@@ -1,3 +1,9 @@
 [build-system]
 requires = ["setuptools>=40.8.0", "wheel", "Cython", "numpy>=1.16.0"]
 build-backend = "setuptools.build_meta:__legacy__"
+
+[tool.cibuildwheel]
+before-build = "python -m pip install cython numpy"
+
+[tool.cibuildwheel.macos]
+skip = "pp*"