/etc/ansible/hosts
[cheese-live]
192.168.0.23
[cheese-test]
192.168.0.25
192.168.0.26
[cheese:children]
cheese-live
cheese-test


/etc/ansible/group_vars/cheese
---
[cheese:vars]
ansible_connection=ssh
ansible_ssh_user=vagrant
ansible_ssh_pass=vagrant


ERROR! Problem parsing file '/etc/ansible/group_vars/cheese': line 1, column 1