code: func expandCustomizationSysprepText(d *schema.ResourceData) *types.CustomizationSysprepText {
  	obj := &types.CustomizationSysprepText{
  		Value: d.Get(cKeyPrefix + "." + "windows_sysprep_text").(string),
  	}
  	return obj
  }
docs: // expandCustomizationSysprepText reads certain ResourceData keys and
  // returns a CustomizationSysprepText.