- name: Validate python_version value
  assert:
    that:
      - (python_version|string).split(".") | length == 2
      - (python_version|string).split(".")[0]
      - (python_version|string).split(".")[1]
  when: python_version is defined

- name: Install python using system packages
  when:
    - python_version is defined
    - not python_use_pyenv
    - not python_use_stow
  block:
    - name: Install specified version of python interpreter and development files (DEB)
      when:
        - ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu'
      package:
        name: python{{ python_version }}-dev
        state: present
      become: yes

    - name: Install specified version of python interpreter and development files (RPM)
      when:
        - ansible_distribution == 'CentOS' or ansible_distribution == 'RedHat'
      package:
        name: python{{ python_version | replace('.', '') }}-devel
        state: present
      become: yes

- name: Install python using pyenv
  when:
    - python_version is defined
    - python_use_pyenv
  include_tasks: pyenv.yaml

- name: Activate python using stow
  when:
    - python_version is defined
    - python_use_stow
  include_tasks: stow.yaml