language: python python: - "3.5" - "3.6" - "3.7" - "3.8" env: - DJANGO_VERSION=3.0.0 SAMPLE_PROJECT=sample_project branches: only: - develop matrix: exclude: - python: "3.5" env: DJANGO_VERSION=3.0.0 SAMPLE_PROJECT=sample_project install: - pip install django==$DJANGO_VERSION script: - cd $SAMPLE_PROJECT - python manage.py test