t recognize the format (in which case they will ignore
    those names).

    'font' should be the TTFont for which you want to create a name.
    If 'font' is None, we only return NameRecords for legacy Macintosh;
    in that case, the result will be None for names that need to
    be encoded with an 'ltag' table.

    See the section “The language identifier” in Apple’s specification:
    https://developer.apple.com/fonts/TrueType-Reference-Manual/RM06/Chap6name.html
    Nr