def write_PN(fp: DicomIO,
elem: DataElement,
encodings: Optional[List[str]] = None) -> None:
if not encodings:
encodings = [default_encoding]
val: List[PersonName]
if elem.VM == 1:
val = [cast(PersonName, elem.value)]
else:
val = cast(List[PersonName], elem.value)
enc = b'\\'.join([elem.encode(encodings) for elem in val])
if len(enc) % 2 != 0:
enc += b' '
fp.write(enc)
