text: import subprocess
  import sys
  import os
  sys.path.append(os.environ["COVALENTIZER"])
  from Code import *
  
  def main(name, argv):
          if len(argv) != 2:
                  print_usage(name)
                  return
  
  	cluster = Cluster.Cluster()
  	lines = []
  
          with open()
  	cluster.runCommands(lines)
  
  def print_usage(name):
          print "Usage : " + name + " <List of commands>"
  
  if __name__ == "__main__":
      main(sys.argv[0], sys.argv[1:])
  