code: func ConvertPath(path string) (*Response, error) {
  	mimeType := MimeTypeByExtension(path)
  
  	f, err := os.Open(path)
  	if err != nil {
  		return nil, err
  	}
  	defer f.Close()
  
  	return Convert(f, mimeType, true)
  }
docs: // ConvertPath converts a local path to text.