def METHOD_NAME():
	if (len(sys.argv) != 4):
		usage();
		sys.exit(1)
	filename = sys.argv[1]
	repoPath = sys.argv[2]
	shellscript = sys.argv[3]
	if (not os.path.exists(filename)):
		print "file " + filename + " does not exist"
		sys.exit(1)
	processFile(filename, repoPath, shellscript)