'Reboots a cluster. This action is taken as soon as possible.
It results in a momentary outage to the cluster, during which
the cluster status is set to `rebooting`. A cluster event is
created when the reboot is completed. Any pending cluster
modifications (see ModifyCluster) are applied at this reboot.
For more information about managing clusters, go to `Amazon
Redshift Clusters`_ in the Amazon Redshift Management Guide
:type cluster_identifier: string
:param cluster_identifier: The cluster identifier.'

def reboot_cluster(self, cluster_identifier):

    params = {'ClusterIdentifier': cluster_identifier}
    return self._make_request(action='RebootCluster', verb='POST', path='/', params=params)
