.travis.yml

language: python
sudo: required
matrix:
  include:
#  - os: windows
#    python: '3.8'
#    language: shell
#    before_install:
#      - choco install python --version 3.8.0
#      - python --version
#      - python -m pip install --upgrade pip
#      - pip3 install --upgrade pytest
#    env: PATH=/c/Python38:/c/Python38/Scripts:$PATH
  - os: linux
    dist: bionic
    sudo: false
    python: '2.7'
  - os: linux
    dist: bionic
    python: '3.5'
  - os: linux
    dist: bionic
    python: '3.6'
  - os: linux
    dist: bionic
    python: '3.7'
  - os: linux
    dist: bionic
    python: '3.8'
  - os: linux
    dist: bionic
    python: '3.9'
  - os: linux
    dist: focal
    sudo: false
    before_install:
      - pip install -U pip
      - pip install cryptography==3.1.1
    python: pypy2
  - os: linux
    dist: bionic
    sudo: false
    python: pypy3
  - os: osx
    language: objective-c
    env: PYENV_VERSION=2.7.12
  - os: osx
    language: objective-c
    env: PYENV_VERSION=3.5.5
  - os: osx
    language: objective-c
    env: PYENV_VERSION=3.6.5
install:
- pip install --upgrade pip
- pip install coveralls
- pip install tox-travis
script:
- tox -- -vv
after_success:
- coveralls
- bash <(curl -s https://codecov.io/bash)