def METHOD_NAME(self, composite_key, value):
    """
    Integrates a config pair of a composite key and value
    into the tree.
    :param composite_key: A composite key from the config
        (such as 'linotp.Policy.mypolicy.scope')
    :param value: The associated value
    :raises ConfigNotRecognized: If none of the defined
        parsers recognized the config pair
    """
    for target, parser_func in self._parsers:
        try:
            object_id, attr_updates = parser_func(composite_key, value)
            self[target][object_id].update(attr_updates)
            break
        except ConfigNotRecognized:
            continue
    else:
        raise ConfigNotRecognized(composite_key)