def METHOD_NAME():
    config = _try_load_config('general')
    for target in config['general'].METHOD_NAME:
        service_class = get_service(config[target].service)
        for value in [v for v in dict(config[target]).values()
                      if isinstance(v, str)]:
            if '@oracle:use_keyring' in value:
                yield service_class.get_keyring_service(config[target])