Retrieve statistics on different operations happening on the index.

        Any additional keyword arguments will be passed to
        ``Elasticsearch.indices.stats`` unchanged.

def stats(self, using=None, **kwargs):
        """
        Retrieve statistics on different operations happening on the index.

        Any additional keyword arguments will be passed to
        ``Elasticsearch.indices.stats`` unchanged.
        """
        return self._get_connection(using).indices.stats(index=self._name, **kwargs)