utils.copy(src, dest)
 
 
 class Seal5Flow:
     """Seal5 Flow."""
+
     def __init__(
         self, directory: Optional[Path] = None, meta_dir: Optional[Union[str, Path]] = None, name: Optional[str] = None
     ):
         self.directory: Path = handle_directory(directory)
         self.meta_dir: Path = handle_meta_dir(meta_dir, directory, name)