def _add(self, shard_uri, name):
        """execute addShard command"""
        return self.router_command("addShard", (shard_uri, {"name": name}), is_eval=False)
def _add ( self , shard_uri , name ) : return self . router_command ( "addShard" , ( shard_uri , { "name" : name } ) , is_eval = False )
execute addShard command