code: func formatShowLabelsHeader(showLabels bool, t reflect.Type) []string {
  	if showLabels {
  		if t.String() != "*api.ThirdPartyResource" && t.String() != "*api.ThirdPartyResourceList" {
  			return []string{"LABELS"}
  		}
  	}
  	return nil
  }
docs: // headers for --show-labels=true