8 print >> sys.stderr, "Usage: unknown-owner (--user | --group)"
10 if len(sys.argv) != 2:
14 if sys.argv[1] == '--user':
15 max_name_len = max([len(x.pw_name) for x in pwd.getpwall()])
16 elif sys.argv[1] == '--group':
17 max_name_len = max([len(x.gr_name) for x in grp.getgrall()])
22 print 'x' * (max_name_len + 1)