move to template for ping results

ping.yml

@@ -11,15 +11,9 @@
       ignore_errors: true
       failed_when: false
 
-    - name: "Ping Check: Successful Hosts"
+    - name: Display ping check results
       ansible.builtin.debug:
-        msg: "{{ ansible_play_batch }}"
-      run_once: true # noqa: run-once[task]
-      delegate_to: localhost
-
-    - name: "Ping Check: Failed Hosts"
-      ansible.builtin.debug:
-        msg: "{{ ansible_play_hosts_all | difference(ansible_play_batch) }}"
+        msg: "{{ lookup('template', 'ping_results.j2') | from_yaml }}"
       run_once: true # noqa: run-once[task]
       delegate_to: localhost
 

templates/ping_results.j2

@@ -0,0 +1,9 @@
+success_hosts:
+{% for shost in ansible_play_batch %}
+  - "{{ shost }}"
+{% endfor %}
+
+failed_hosts:
+{% for fhost in ansible_play_hosts_all | difference(ansible_play_batch) %}
+  - "{{ fhost }}"
+{% endfor %}