model: Add support for Tiny Aya Models (#19611)

* changes for tiny aya

* changes to hash

* changes to vocab

* fix some tokenizer regex edge cases

* update comment

* add some comments for regex

* Apply suggestion from @ngxson

---------

Co-authored-by: Xuan-Son Nguyen <thichthat@gmail.com>
This commit is contained in:
Saurabh Dash 2026-02-16 10:28:46 -05:00 committed by GitHub
parent 4408494144
commit 5f28c53d11
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5 changed files with 36 additions and 2 deletions

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@ -769,6 +769,12 @@ static std::vector<size_t> unicode_regex_split_custom(const std::string & text,
} else if (regex_expr == "\\p{AFMoE_digits}") {
// AFMOE digit pattern - use custom implementation for proper splitting
bpe_offsets = unicode_regex_split_custom_afmoe(text, offsets);
} else if (regex_expr == "\\d{1,3}(?=(?:\\d{3})*\\b)") {
// tiny_aya digit grouping pattern from tokenizer.json:
// {"type": "Split", "pattern": {"Regex": "\\d{1,3}(?=(?:\\d{3})*\\b)"}, "behavior": "Isolated"}
// Splits digits into groups of 3 from the right (e.g., 1234567 -> 1, 234, 567)
// TODO: Revisit this regex, incase there are any subtle tokenization differences with the original regex.
bpe_offsets = unicode_regex_split_custom_afmoe(text, offsets);
}
return bpe_offsets;