Checks if a language tag matches one of the elements in a list of
language ranges.
A language tag is considered to match a range in the list if the
range is '*', the range is exactly the tag, or the range is a prefix
of the tag, and the character after it in the tag is '-'.
a list of language ranges, separated by ';', ':',
',', or space characters.
Each element must either be '*', or a RFC 3066 language range
canonicalized as by pango.language.Language.fromString
Checks if a language tag matches one of the elements in a list of language ranges.
A language tag is considered to match a range in the list if the range is '*', the range is exactly the tag, or the range is a prefix of the tag, and the character after it in the tag is '-'.