new_contents: import sys
  import DiffusionModel
  
  
  def read_graph_with_status(nodes_file, edges_file, status_file):
  	# generate the graph
  	model = DiffusionModel.MultiPlayerLTModel(nodes_file, edges_file, player_num=1)
  
  	# store the status of nodes in graph
  	nodes_list = list()
  	with open(status_file,'r') as f:
  		while True:
  			line = f.readline()
  			if not line:
  				break
  			nodes = line.strip().split()
  			for n in nodes:
  				nodes_list.append(int(n))
  	for n in nodes_list:
  		model.g.node[n]['status'] = 'activated'
  
  	# return a directed graph
  	return model.g
  
  
  def write_result(selected_nodes_list, selected_nodes_file):
  	# write selected nodes to file
  	with open(selected_nodes_file, 'w') as f:
  		for node in selected_nodes_list:
  			f.write('%s ' %node)
  
  
  if __name__ == '__main__':
  	player_id = sys.argv[1]
  	nodes_file = sys.argv[2]
  	edges_file = sys.argv[3]
  	status_file = sys.argv[4]
  	nodes_num_per_iter = int(sys.argv[5])
  	selected_nodes_file = sys.argv[6]
  	time_limit_in_sec = sys.argv[7]
  
  	g = read_graph_with_status(nodes_file, edge_file, status_file)
  
  	#......
  
  	write_result(selected_nodes_list, selected_nodes_file)
  
  	
subject: read in the graph with status, write final result