def exportValue(self, vf, value):
        m = StrStrHashMap(value)
        keysAndValues = []
        for i in m.keys():
            keysAndValues.append(i)
            keysAndValues.append(m[i])
def delete_snapshot(self, snapshot_id):
        """Delete Snapshot."""
        return self.delete("snapshots/%s" % str(snapshot_id))