code: func Execute() {
  	if err := RootCmd.Execute(); err != nil {
  		exitCode := 1
  		if stat, ok := status.FromError(err); ok {
  			exitCode = int(stat.Code())
  			fmt.Fprintln(os.Stderr, stat.Message())
  		} else {
  			fmt.Fprintf(os.Stderr, "%v\n", err)
  		}
  		fmt.Fprintf(os.Stderr, "\nPlease use -h,--help for more information\n")
  		os.Exit(exitCode)
  	}
  }
docs: // Execute adds all child commands to the root command and sets flags appropriately.
  // This is called by main.main(). It only needs to happen once to the rootCmd.