chore: migrate to GH Actions, drop pythons < 3.5 (#12)

* chore: migrate to GH Actions, drop pythons < 3.5

* chore: clean up Python 3.5 CI setup

.coveragerc

@@ -0,0 +1,8 @@
+[run]
+branch = True
+source = token_bucket
+
+parallel = True
+
+[report]
+show_missing = True

.github/workflows/tests.yaml

@@ -0,0 +1,87 @@
+name: tests
+
+on:
+  # Trigger the tests workflow on push or pull requests.
+  push:
+    branches:
+      - "*"
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  run_tox:
+    name: tox -e ${{ matrix.toxenv }} (${{matrix.python-version}} on ${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version:
+          - "3.8"
+        os:
+          - "ubuntu-20.04"
+        toxenv:
+          - "pep8"
+        include:
+          - python-version: 3.5
+            os: ubuntu-16.04
+            toxenv: py35
+          - python-version: 3.6
+            os: ubuntu-20.04
+            toxenv: py36
+          - python-version: 3.7
+            os: ubuntu-20.04
+            toxenv: py37
+          - python-version: 3.8
+            os: ubuntu-20.04
+            toxenv: py38
+          - python-version: 3.9
+            os: ubuntu-20.04
+            toxenv: py39
+          - python-version: pypy3
+            os: ubuntu-20.04
+            toxenv: pypy3
+
+    # Steps to run in each job.
+    # Some are GitHub actions, others run shell commands.
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v2
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        if: ${{ matrix.toxenv != 'py35' }}
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Set up Python 3.8
+        uses: actions/setup-python@v2.1.4
+        if: ${{ matrix.toxenv == 'py35' }}
+        with:
+          python-version: 3.8
+
+      - name: Set up Python 3.5
+        if: ${{ matrix.toxenv == 'py35' }}
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y build-essential curl python3.5 python3.5-dev
+          python3.5 --version
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install coverage tox
+          python --version
+          pip --version
+          tox --version
+          coverage --version
+
+      - name: Run tests
+        run: tox -e ${{ matrix.toxenv }}
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v1
+        if: ${{ matrix.toxenv == 'py38' }}
+        with:
+          env_vars: PYTHON
+          fail_ci_if_error: true

.gitignore

@@ -38,7 +38,6 @@ pip-delete-this-directory.txt
 htmlcov/
 .tox/
 .coverage
-.coveragerc
 .coverage_html
 .coverage.*
 .cache

setup.py

@@ -28,16 +28,18 @@
         'Programming Language :: Python',
         'Programming Language :: Python :: Implementation :: CPython',
         'Programming Language :: Python :: Implementation :: PyPy',
-        'Programming Language :: Python :: 2.7',
-        'Programming Language :: Python :: 3.3',
-        'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
+        'Programming Language :: Python :: 3.6',
+        'Programming Language :: Python :: 3.7',
+        'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
     ],
     keywords='web http https cloud rate limiting token bucket throttling',
     author='kgriffs',
     url='https://github.com/falconry/token-bucket',
     license='Apache 2.0',
     packages=find_packages(exclude=['tests']),
+    python_requires='>=3.5',
     install_requires=[],
     setup_requires=['pytest-runner'],
     tests_require=['pytest'],

tox.ini

@@ -1,14 +1,11 @@
 [tox]
-envlist = py27,
-          py34,
-          py35,
-          pypy,
-          pep8,
+envlist = pep8,
+          py38,
           coverage-report
 
 [testenv]
 deps = -r{toxinidir}/requirements/tests
-commands = coverage run --parallel -m pytest {posargs:tests}
+commands = coverage run -m pytest {posargs:tests}
 
 # --------------------------------------------------------------------
 # Style
@@ -23,14 +20,10 @@ application-import-names = token_bucket
 exclude = .tox,.venv,dist,docs,*.egg,.git,_build,build
 
 [testenv:pep8]
+skip_install = true
 deps = flake8
        flake8-quotes
        flake8-import-order
-
-# NOTE(kgriffs): Run with py27 in case any code branches assume the
-#   unicode type is defined, which will cause pep8 complains in those
-#   running under py3.
-basepython = python2.7
 commands = flake8 {posargs:.}
 
 # --------------------------------------------------------------------