relative_path = os.path.relpath(absolute_path, dir_path_)
                    matches.append(relative_path)
            if matches:
                return "\n".join(matches)
            else:
                return f"No files found for pattern {pattern} in directory {dir_path}"
        except Exception as e:
            return "Error: " + str(e)
    # TODO: Add aiofiles method