- name: Install Python and packages
  become: true
  apt:
    autoclean: yes
    autoremove: yes
    install_recommends: no
    name: ['python', 'python2.7', 'python3', 'python-pip', 'python3-pip',
           'python-setuptools', 'python3-setuptools',
          ]
    purge: yes
    state: latest
    update_cache: yes
  register: python

- name: Upgrade Python packages
  become: true
  shell: 'umask 022; {{ item }} -m pip install --upgrade
      "pip < 19.1" setuptools tox virtualenv virtualenvwrapper "wheel < 0.31.1"
      flake8 sphinx twine'
  when: python.changed
  loop: ['python3', 'python2']