}()
flags := flag.NewFlagSet(prog, flag.ContinueOnError)
+ flags.SetOutput(stderr)
+
format := flags.String("format", "json", "output format (json, yaml, or uuid)")
flags.StringVar(format, "f", "json", "output format (json, yaml, or uuid)")
short := flags.Bool("short", false, "equivalent to --format=uuid")