code: func GetTransformerOverrides(filepath string) (map[schema.GroupResource]value.Transformer, error) {
  	f, err := os.Open(filepath)
  	if err != nil {
  		return nil, fmt.Errorf("error opening encryption provider configuration file %q: %v", filepath, err)
  	}
  	defer f.Close()
  
  	result, err := ParseEncryptionConfiguration(f)
  	if err != nil {
  		return nil, fmt.Errorf("error while parsing encryption provider configuration file %q: %v", filepath, err)
  	}
  	return result, nil
  }
docs: // GetTransformerOverrides returns the transformer overrides by reading and parsing the encryption provider configuration file