code: func (p *Printer) Print(obj runtime.Object, w io.Writer) error {
  	if obj == nil {
  		return nil
  	}
  	data, err := yaml.Marshal(obj)
  	if err != nil {
  		return err
  	}
  	_, err = w.Write(data)
  	return err
  
  }
docs: // Print the object inside the writer w.