Ansible variables

Ansible variables:

postgres:
  host: psql.toto.com
  port: 5432
  timezone: Europe/Paris
  databases:
    - toto
    - tata

Ansible debug message:

- debug:
  msg: "{{postgres.host}}: {{postgres.port}}"

Output:

ok: [server] => { 
  "msg": "psql.toto.com:5432" 
}