def status(self, repository=None, snapshot=None, params=None):
        """
        Return information about all currently running snapshots. By specifying
        a repository name, it's possible to limit the results to a particular
        repository.
        `<http://www.elastic.co/guide/en/elasticsearch/reference/current/modules-snapshots.html>`_

        :arg repository: A repository name
        :arg snapshot: A comma-separated list of snapshot names
        :arg ignore_unavailable: Whether to ignore unavailable snapshots,
            defaults to false which means a NotFoundError `snapshot_missing_exception` is thrown
        :arg master_timeout: Explicit operation timeout for connection to master
            node
        """
        return self.transport.perform_request('GET', _make_path('_snapshot',
            repository, snapshot, '_status'), params=params)