'Returns information about the last resize operation for the
specified cluster. If no resize operation has ever been
initiated for the specified cluster, a `HTTP 404` error is
returned. If a resize operation was initiated and completed,
the status of the resize remains as `SUCCEEDED` until the next
resize.
A resize operation can be requested using ModifyCluster and
specifying a different number or type of nodes for the
cluster.
:type cluster_identifier: string
:param cluster_identifier: The unique identifier of a cluster whose
resize progress you are requesting. This parameter isn\'t case-
sensitive.
By default, resize operations for all clusters defined for an AWS
account are returned.'

def describe_resize(self, cluster_identifier):

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