code: func MakeDirs(path string) error {
  	if err := os.MkdirAll(path, 0755); err != nil {
  		return errors.Annotate(err, "").Err()
  	}
  	return nil
  }
docs: // MakeDirs is a convenience wrapper around os.MkdirAll that applies a 0755
  // mask to all created directories.