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convert : add BPE pre-tokenization for DBRX (#7132)

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* Add BPE pre-tokenization for DBRX.

* Add vocab GGUFs.

* Remove test.

* Remove GGUFs.
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DAN™ 2024-05-08 06:43:23 -04:00 committed by GitHub
parent 7e0b6a7b3b
commit 4cd621c26d
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4 changed files with 9 additions and 0 deletions
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1
convert-hf-to-gguf-update.py
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@ -68,6 +68,7 @@ models = [
{"name": "refact", "tokt": TOKENIZER_TYPE.BPE, "repo": "https://huggingface.co/smallcloudai/Refact-1_6-base", },
{"name": "command-r", "tokt": TOKENIZER_TYPE.BPE, "repo": "https://huggingface.co/CohereForAI/c4ai-command-r-v01", },
{"name": "olmo", "tokt": TOKENIZER_TYPE.BPE, "repo": "https://huggingface.co/allenai/OLMo-1.7-7B-hf", },
{"name": "dbrx", "tokt": TOKENIZER_TYPE.BPE, "repo": "https://huggingface.co/databricks/dbrx-base", },
]
# make directory "models/tokenizers" if it doesn't exist

3
convert-hf-to-gguf.py
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@ -317,6 +317,9 @@ class Model(ABC):
if chkhsh == "b6dc8df998e1cfbdc4eac8243701a65afe638679230920b50d6f17d81c098166":
# ref: https://huggingface.co/allenai/OLMo-1.7-7B-hf
res = "olmo"
if chkhsh == "a8594e3edff7c29c003940395316294b2c623e09894deebbc65f33f1515df79e":
# ref: https://huggingface.co/databricks/dbrx-instruct
res = "dbrx"
if res is None:
logger.warning("\n")

4
llama.cpp
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@ -4394,6 +4394,9 @@ static void llm_load_vocab(
} else if (
tokenizer_pre == "olmo") {
vocab.type_pre = LLAMA_VOCAB_PRE_TYPE_OLMO;
} else if (
tokenizer_pre == "dbrx") {
vocab.type_pre = LLAMA_VOCAB_PRE_TYPE_DBRX;
} else {
throw std::runtime_error(format("unknown pre-tokenizer type: '%s'", tokenizer_pre.c_str()));
}
@ -12200,6 +12203,7 @@ struct llm_tokenizer_bpe {
case LLAMA_VOCAB_TYPE_BPE:
switch (vocab.type_pre) {
case LLAMA_VOCAB_PRE_TYPE_LLAMA3:
case LLAMA_VOCAB_PRE_TYPE_DBRX:
word_collection = unicode_regex_split(text, {
// original regex from tokenizer.json
//"(?i:'s|'t|'re|'ve|'m|'ll|'d)|[^\\r\\n\\p{L}\\p{N}]?\\p{L}+|\\p{N}{1,3}| ?[^\\s\\p{L}\\p{N}]+[\\r\\n]*|\\s*[\\r\\n]+|\\s+(?!\\S)|\\s+",

1
llama.h
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@ -82,6 +82,7 @@ extern "C" {
LLAMA_VOCAB_PRE_TYPE_REFACT = 8,
LLAMA_VOCAB_PRE_TYPE_COMMAND_R = 9,
LLAMA_VOCAB_PRE_TYPE_OLMO = 10,
LLAMA_VOCAB_PRE_TYPE_DBRX = 11,
};
// note: these values should be synchronized with ggml_rope