Run tests with Github Actions instead of Travis CI

.coveragerc

@@ -1,3 +1,4 @@
 [run]
+relative_files = True
 include =
     spinach/*

.github/workflows/python-publish.yml

@@ -0,0 +1,28 @@
+name: Upload Python Package
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  deploy:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.x'
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install setuptools wheel twine
+    - name: Build and publish
+      env:
+        TWINE_USERNAME: __token__
+        TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+      run: |
+        python setup.py sdist bdist_wheel
+        twine upload dist/*

.github/workflows/tests.yml

@@ -0,0 +1,54 @@
+name: Run tests
+
+on: ["push", "pull_request"]
+
+jobs:
+
+  test:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [3.5, 3.6, 3.7, 3.8, 3.9, pypy3]
+
+    services:
+      redis:
+        image: redis
+        ports:
+          - 6379:6379
+
+    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: |
+        python -m pip install --upgrade pip
+        pip install -e .[tests]
+
+    - name: Lint
+      run: |
+        pycodestyle --ignore=E252,W503,W504 spinach tests
+
+    - name: Test with pytest
+      run: |
+        pytest -v --cov=spinach tests/
+
+    - name: Coveralls
+      uses: AndreMiras/coveralls-python-action@develop
+      with:
+        parallel: true
+
+
+  coveralls_finish:
+    needs: test
+    runs-on: ubuntu-latest
+    steps:
+    - name: Coveralls Finished
+      uses: AndreMiras/coveralls-python-action@develop
+      with:
+        parallel-finished: true

README.rst

@@ -1,8 +1,8 @@
 Spinach
 =======
 
-.. image:: https://travis-ci.org/NicolasLM/spinach.svg?branch=master
-    :target: https://travis-ci.org/NicolasLM/spinach
+.. image:: https://github.com/NicolasLM/spinach/workflows/Run%20tests/badge.svg?branch=master
+    :target: https://github.com/NicolasLM/spinach/actions
 .. image:: https://coveralls.io/repos/github/NicolasLM/spinach/badge.svg?branch=master
     :target: https://coveralls.io/github/NicolasLM/spinach?branch=master
 .. image:: https://readthedocs.org/projects/spinach/badge/?version=latest