dist: trusty
sudo: false
language: python

jobs:
  fast_finish: true
  include:
  - python: 2.7
  - python: &latest_py3 3.6
  - stage: deploy
    if: tag IS present
    python: *latest_py3
    install: skip
    script: skip
    deploy:
      provider: pypi
      on:
        tags: true
        all_branches: true
      user: jaraco
      password:
        secure: ... # encrypt password with `travis encrypt`
      distributions: dists
      skip_cleanup: true
      skip_upload_docs: true

cache: pip

install:
- pip install tox

script: tox

dist: trusty
sudo: false
language: python

python:
- 2.7
- &latest_py3 3.6

jobs:
  fast_finish: true
  - stage: deploy
    if: tag IS present
    python: *latest_py3
    install: skip
    script: skip
    deploy:
      provider: pypi
      on:
        tags: true
        all_branches: true
      user: jaraco
      password:
        secure: ... # encrypt password with `travis encrypt`
      distributions: dists
      skip_cleanup: true
      skip_upload_docs: true

cache: pip

install:
- pip install tox

script: tox

Declare 'python' factor at top level
Declare 'python' factor at top level
