- name: bootstrap python3
  hosts: all
  gather_facts: false

  tasks:
    - name: check python3 exists
      raw: command -v python3
      register: py3_check
      ignore_errors: true

    - name: install python3 (debian/ubuntu)
      raw: |
        apt update &&
        apt install -y python3 python3-apt
      when: py3_check.rc != 0

    - name: install python3 (centos)
      raw: |
        yum install -y python3
      when: py3_check.rc != 0