Migrate to GitHub Actions (#18)

* Migrate to GitHub Actions

* Drop Python 3.5 test

* Delete .travis.yml

.github/workflows/python-test.yml

@@ -0,0 +1,42 @@
+# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
+
+name: Python package
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: [3.6, 3.7, 3.8, 3.9]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Instal BIND 9 utils
+      run: sudo apt-get install -y bind9utils
+    - 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
+        python -m pip install flake8 pytest
+        python -m pip install -e .
+    - 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: Test with pytest
+      run: |
+        pytest

.travis.yml

@@ -1,17 +0,0 @@
-before_install:
-  - sudo apt-get install -y bind9utils
-language: python
-python:
-  - "3.5"
-  - "3.6"
-  - "3.7"
-  - "nightly"
-matrix:
-  allow_failures:
-    - python: "nightly"
-install:
-  - pip install -e .
-  - pip install pytest
-script:
-  - pytest
-sudo: false