Very ugly solution for https://stackoverflow.com/questions/68317130

iosxr_ntp.yml

---
vars:
  ntp_peers:
    address: "{{ item.address }}"
    reachability: "{{ item.reachability}}"
keys:
  result:
    value: "{{ ntp_peers }}"
    top: '{http://cisco.com/ns/yang/Cisco-IOS-XR-ip-ntp-oper}ntp/{http://cisco.com/ns/yang/Cisco-IOS-XR-ip-ntp-oper}nodes/{http://cisco.com/ns/yang/Cisco-IOS-XR-ip-ntp-oper}node/{http://cisco.com/ns/yang/Cisco-IOS-XR-ip-ntp-oper}associations/{http://cisco.com/ns/yang/Cisco-IOS-XR-ip-ntp-oper}peer-summary-info/{http://cisco.com/ns/yang/Cisco-IOS-XR-ip-ntp-oper}peer-info-common'
    items:
      address: "{http://cisco.com/ns/yang/Cisco-IOS-XR-ip-ntp-oper}address"
      reachability: "{http://cisco.com/ns/yang/Cisco-IOS-XR-ip-ntp-oper}reachability"

playbook.yml

---
- hosts: localhost
  gather_facts: false

  vars:
    NTP_STATUS:
      stdout : |-
        <data xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" xmlns:nc="urn:ietf:params:xml:ns:netconf:base:1.0">
         <ntp xmlns="http://cisco.com/ns/yang/Cisco-IOS-XR-ip-ntp-oper">
          <nodes>
           <node>
            <node>0/0/CPU0</node>
            <associations>
             <is-ntp-enabled>true</is-ntp-enabled>
             <sys-leap>ntp-leap-no-warning</sys-leap>
             <peer-summary-info>
              <peer-info-common>
               <host-mode>ntp-mode-client</host-mode>
               <is-configured>true</is-configured>
               <address>10.1.1.1</address>
               <reachability>0</reachability>
              </peer-info-common>
              <time-since>-1</time-since>
             </peer-summary-info>
             <peer-summary-info>
              <peer-info-common>
               <host-mode>ntp-mode-client</host-mode>
               <is-configured>true</is-configured>
               <address>172.16.252.29</address>
               <reachability>255</reachability>
              </peer-info-common>
              <time-since>991</time-since>
             </peer-summary-info>
            </associations>
           </node>
          </nodes>
         </ntp>
        </data>

    parsed_ntp_data: "{{ NTP_STATUS.stdout | parse_xml('specs/iosxr_ntp.yaml') }}"

  tasks:
    - name: Show entire list
      debug:
        var: parsed_ntp_data

result.txt

PLAY [localhost] ***********************************************************************************************************************************************************************************************************************

TASK [Show entire list] ****************************************************************************************************************************************************************************************************************
ok: [localhost] => {
    "parsed_ntp_data": {
        "result": [
            {
                "address": "10.1.1.1",
                "reachability": 0
            },
            {
                "address": "172.16.252.29",
                "reachability": 255
            }
        ]
    }
}

PLAY RECAP *****************************************************************************************************************************************************************************************************************************
localhost                  : ok=1    changed=0    unreachable=0    failed=0    skipped=0    rescued=0    ignored=0