language: python

python:
    - "2.6"
    - "2.7"
    - "3.3"
    - "3.4"
    - "3.5"
    - "3.6"

# Enable 3.7 without globally enabling `dist: xenial` for other build jobs.
matrix:
    include:
        - python: "3.7"
          dist: xenial

install:
    - pip install pytest

script: python -m pytest

language: python

python:
    - "2.7"
    - "3.4"
    - "3.5"
    - "3.6"
os: linux
arch: 
    - amd64
    - arm64
# Enable 3.7 without globally enabling `dist: xenial` for other build jobs.
matrix:
    include:
        - python: "3.7"
          dist: xenial
        - python: "3.7"
          arch: arm64
          dist: xenial
install:
    - pip install pytest

script: python -m pytest

Add ARM64 jobs in Travis-CI
Add ARM64 jobs in Travis-CI