[all]
{% for host, vars in (test_inventory_hostvars | dictsort) %}
{{ host }} ansible_host={{ vars.ansible_host }}
{% endfor %}

[all:vars]
ansible_python_interpreter = {{ test_inventory_python_interpreter }}
ansible_user = {{ test_inventory_user }}

{% for group, hosts in (test_inventory_groups | dictsort) %}
[{{ group }}]
{% for host in hosts %}
{{ host }}
{% endfor %}
{% endfor %}