creating a sublist from a deep element in Ansible

--- - hosts: localhost gather_facts: false vars: parent_var: child_list: [{name: 'test'},{ name: 'test2'}] tasks: - debug: msg: "{{ parent_var | json_query('child_list[].name') }}" 

ansible-playbook list_test.yml [WARNING]: No inventory was parsed, only implicit localhost is available [WARNING]: provided hosts list is empty, only localhost is available. Note that the implicit localhost does not match 'all' PLAY [localhost] ***************************************** TASK [debug] **************************************** ok: [localhost] => msg: - test - test2