add 3.9, drop 3.5 (#74)

* add 3.9, drop 3.5

* github actions

.github/workflows/main.yml

@@ -0,0 +1,34 @@
+name: CI
+
+on:
+  push:
+    branches:
+    - master
+  pull_request:
+    branches:
+    - master
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: [2.7, 3.6, 3.7, 3.8, 3.9]
+        os: [ubuntu-18.04, macos-10.15]
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Upgrade Python packaging tools
+      run: pip install --upgrade pip setuptools wheel
+
+    - name: Show runner information
+      run: |
+        python --version
+        pip --version

.travis.yml

@@ -40,14 +40,14 @@ matrix:
       services: docker
     - python: 2.7
       env: TOXENV=py27,bench
-    - python: 3.5
-      env: TOXENV=py35,bench
     - python: 3.6
       env: TOXENV=py36,bench
     - python: 3.7
       env: TOXENV=py37,bench
     - python: 3.8
       env: TOXENV=py38,bench
+    - python: 3.9
+      env: TOXENV=py39,bench
     - python: pypy3
       env: TOXENV=pypy3k,bench
     - os: osx
@@ -55,11 +55,6 @@ matrix:
       python: 2.7
       osx_image: xcode10.1
       env: TOXENV=py27,bench TRAVIS_PYTHON_VERSION=2.7
-    - os: osx
-      language: generic
-      python: 3.5
-      osx_image: xcode10.1
-      env: TOXENV=py35,bench TRAVIS_PYTHON_VERSION=3.5
     - os: osx
       language: generic
       python: 3.6
@@ -75,6 +70,11 @@ matrix:
       python: 3.8
       osx_image: xcode10.1
       env: TOXENV=py38,bench TRAVIS_PYTHON_VERSION=3.8
+    - os: osx
+      language: generic
+      python: 3.9
+      osx_image: xcode10.1
+      env: TOXENV=py39,bench TRAVIS_PYTHON_VERSION=3.9
 
 before_install:
   - chmod +x .travis/build-linux-wheels.sh

.travis/build-linux-wheels.sh

@@ -21,7 +21,7 @@ fi
 
 # Compile wheels
 for PYBIN in /opt/python/*/bin; do
-	if [[ ${PYBIN} =~ (cp27|cp35|cp36|cp37|cp38|pypy) ]]; then
+	if [[ ${PYBIN} =~ (cp27|cp36|cp37|cp38|cp39|pypy) ]]; then
 	    ${PYBIN}/pip wheel /io/ -w wheelhouse/
     fi
 done

.travis/install.sh

@@ -13,6 +13,7 @@ if [[ $TRAVIS_OS_NAME == "osx" ]]; then
     PYTHON_PKG_36="https://www.python.org/ftp/python/3.6.8/python-3.6.8-macosx10.9.pkg"
     PYTHON_PKG_37="https://www.python.org/ftp/python/3.7.3/python-3.7.3-macosx10.9.pkg"
     PYTHON_PKG_38="https://www.python.org/ftp/python/3.8.0/python-3.8.0-macosx10.9.pkg"
+    PYTHON_PKG_39="https://www.python.org/ftp/python/3.9.0/python-3.9.0-macosx10.9.pkg"
     GET_PIP="https://bootstrap.pypa.io/get-pip.py"
 
     # update brew
@@ -29,42 +30,31 @@ if [[ $TRAVIS_OS_NAME == "osx" ]]; then
 
     mkdir -p ~/.cache/python-dl
 
-    if [[ "${TRAVIS_PYTHON_VERSION}" == "3.5" ]]; then
-        PYVERSION="${TRAVIS_PYTHON_VERSION}.5"
-        brew outdated pyenv || brew upgrade pyenv
-        pyenv install ${PYVERSION}
-        pyenv global ${PYVERSION}
-    else
-        builtin pushd ~/.cache/python-dl
-        ls -l
+    builtin pushd ~/.cache/python-dl
+    ls -l
 
-        py_pkg=PYTHON_PKG_${TRAVIS_PYTHON_VERSION//./}
-        py_pkg=${!py_pkg}
+    py_pkg=PYTHON_PKG_${TRAVIS_PYTHON_VERSION//./}
+    py_pkg=${!py_pkg}
 
-        installer_pkg=$(basename ${py_pkg})
+    installer_pkg=$(basename ${py_pkg})
 
-        # The package might have been cached from a previous run
-        if [[ ! -f ${installer_pkg} ]]; then
-            curl -LO ${py_pkg}
-        fi
-
-        sudo installer -pkg ${installer_pkg} -target /
-        builtin popd
+    # The package might have been cached from a previous run
+    if [[ ! -f ${installer_pkg} ]]; then
+        curl -LO ${py_pkg}
     fi
 
+    sudo installer -pkg ${installer_pkg} -target /
+    builtin popd
+
     case "${TRAVIS_PYTHON_VERSION}" in
         2.7)
             python=/Library/Frameworks/Python.framework/Versions/${TRAVIS_PYTHON_VERSION}/bin/python
             virtualenv=virtualenv
             ;;
-        3.6|3.7|3.8)
+        3.6|3.7|3.8|3.9)
             python=/Library/Frameworks/Python.framework/Versions/${TRAVIS_PYTHON_VERSION}/bin/python3
             virtualenv=venv
             ;;
-        3.5)
-            python="$(pyenv root)/versions/${PYVERSION}/bin/python"
-            virtualenv=venv
-            ;;
     esac
 
     if [[ "${TRAVIS_PYTHON_VERSION}" == "2.7" ]]; then

tox.ini

@@ -1,7 +1,7 @@
 [tox]
 skip_missing_interpreters = true
 envlist =
-    py{27,35,36,37,38},
+    py{27,36,37,38,39},
     pypy3k,
     bench,
     style