new_contents: # coding: utf-8
  from omega_client import OmegaClient
  
  clt = OmegaClient('http://offlineforward.dataman-inc.net', 'admin@shurenyun.com', 'Dataman1234')
  
  print clt.get_clusters()
  print clt.get_cluster(630)
  print clt.get_node_identifier(630)
  print clt.post_nodes(630, id='83ec44c13e2a482aa4645713d3857ff6', name='test_node')
  print clt.get_apps(630)
  print clt.get_app(627, 750)
  
subject: Add one sample usage file.