def get_name(nifti: nib.Nifti1Image, path: Path) -> str:
"Gets the original filename of a Nifti."
file_dir = nifti.get_filename()
if isinstance(path, PosixPath) or isinstance(path, PurePosixPath):
file_name = file_dir.split("/")[-1]
else:
file_name = file_dir.split("\\")[-1]
return file_name
