(self, cluster, commands)
Execute the given commands on the cluster.

        The result should be a dictionary mapping the original command to the
        result value.
Execute the given commands on the cluster.
Execute the given commands on the cluster .
def execute(self, cluster, commands):
        """
        Execute the given commands on the cluster.

        The result should be a dictionary mapping the original command to the
        result value.
        """
        raise NotImplementedError
def execute ( self , cluster , commands ) : raise NotImplementedError