def test_order(self):
        assert (event.Priority.PRE_CORE
                > event.Priority.CORE
                > event.Priority.POST_CORE
                > event.Priority.PRE_DEFAULT
                > event.Priority.DEFAULT
                > event.Priority.POST_DEFAULT)
def delete_snapshot(self, snapshot_id):
        """Delete Snapshot."""
        return self.delete("snapshots/%s" % str(snapshot_id))