new_contents: from spack import *
  
  class Muster(Package):
      """The Muster library provides implementations of sequential and
         parallel K-Medoids clustering algorithms. It is intended as a
         general framework for parallel cluster analysis, particularly
         for performance data analysis on systems with very large
         numbers of processes.
      """
      homepage = "https://github.com/scalability-llnl/muster"
      url      = "https://github.com/scalability-llnl/muster/archive/v1.0.tar.gz"
  
      version('1.0', '2eec6979a4a36d3a65a792d12969be16')
  
      depends_on("boost")
      depends_on("mpi")
  
      def install(self, spec, prefix):
          cmake(".", *std_cmake_args)
          make()
          make("install")
  
subject: Add Muster parallel clustering library.