---
# requires ansible >= 2.11
- name: Check /etc/os-release
  hosts: all
  gather_facts: false
  become: false
  tasks:
    - name: get data
      slurp:
        src: /etc/os-release
      register: osrelease
    - name: print data
      block:
      - name: decode data
        set_fact:
          osclean: "{{ osrelease['content'] | b64decode | split('\n') |
                       select('search', '=') | list }}"
      - name: parse data
        set_fact:
          osdata: "{{ dict(osclean | map('split', '=', 1) |
                           map('map', 'trim')) }}"
      - debug:
          var: osdata['PRETTY_NAME']
      when: osrelease is succeeded