func cmd_play_by_play(cl *baller.Client) (interface{}, error) { var ( fs = flag.NewFlagSet("play_by_play", flag.ExitOnError) verbose = fs.Bool("verbose", false, "") options baller.PlayByPlayOptions ) fs.StringVar(&options.GameID, "GameID", "", "") fs.IntVar(&options.StartPeriod, "StartPeriod", 0, "") fs.IntVar(&options.EndPeriod, "EndPeriod", 0, "") fs.Parse(os.Args[2:]) if *verbose { cl.Logger = os.Stderr } return cl.PlayByPlay(&options) }