return_dict_matched_with_key.yml

---
- name: Find dictionary by key match
  hosts: localhost
  gather_facts: false
  tasks:
    - name: Define the list of dictionaries
      set_fact:
        configuration_loggers_logger:
          - "@name": "org.apache.log4j.xml"
            "@level": "info"
          - "@name": "org.kp.oppr"
            "@level": "debug"
            "@additivity": "false"
            "AppenderRef":
              "@ref": "rollingFile"
          - "@name": "org.springframework"
            "@level": "info"
            "@additivity": "false"
            "AppenderRef":
              "@ref": "rollingFile"
          - "@name": "org.springframework.context"
            "@level": "info"
            "@additivity": "false"
            "AppenderRef":
              "@ref": "rollingFile"
          - "@name": "org.springframework.web"
            "@level": "info"
            "@additivity": "false"
            "AppenderRef":
              "@ref": "rollingFile"

    - name: Find dictionary by key match
      set_fact:
        matching_dict: "{{ configuration_loggers_logger | selectattr('@name', 'equalto', 'org.apache.log4j.xml') | first }}"

    - name: Display the matching dictionary
      debug:
        var: matching_dict