---
- name: Is python3 available
  command: "python3 --version"
  ignore_errors: true
  register: python3_is_available
  changed_when: false

- name: Is python2 available
  command: "python2 --version"
  ignore_errors: true
  changed_when: false
  when: python3_is_available.failed

- name: Install git
  become: true
  package:
    name: git

- name: Install virtualenv (py3)
  become: true
  package:
    name: python3-virtualenv
  when: not python3_is_available.failed

- name: Install virtualenv (py2)
  become: true
  package:
    name: python-virtualenv
  when: python3_is_available.failed

- name: Check if pip is already installed
  command: "pip --version"
  ignore_errors: true
  register: pip_is_installed
  when: python3_is_available.failed

# pip3 is a dependency of a python3 package, so if there is a python3
# installed, pip3 should be installed already as well
- when:
    - python3_is_available.failed
    - pip_is_installed.rc != 0
  block:
    - name: get python version
      command: "python --version"
      register: python_version

    - name: Print python version
      debug:
        var: python_version

    - name: download get-pip.py for python 2.7
      get_url: url=https://bootstrap.pypa.io/pip/2.7/get-pip.py dest=/tmp
      when: '"2.7" in python_version.stderr'

    - name: download get-pip.py for ptython 2.6
      get_url: url=https://bootstrap.pypa.io/pip/2.6/get-pip.py dest=/tmp
      when: '"2.6" in python_version.stderr'

    - name: install pip
      become: true
      command: "python /tmp/get-pip.py"

    - name: delete get-pip.py
      file: state=absent path=/tmp/get-pip.py