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model : add skt/A.X-4.0 model vocabulary #14589

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Merged
merged 2 commits into from
Jul 9, 2025
Merged

model : add skt/A.X-4.0 model vocabulary #14589

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model : add skt/A.X-4.0 model vocabulary
Bing-su Jul 9, 2025
a2d0778
Merge branch 'master' into model/a.x-4.0
Bing-su Jul 9, 2025
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3 changes: 3 additions & 0 deletions convert_hf_to_gguf.py
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Expand Up @@ -818,6 +818,9 @@ def get_vocab_base_pre(self, tokenizer) -> str:
if chkhsh == "7e57df22b1fe23a7b1e1c7f3dc4e3f96d43a4eb0836d0c6bdc3436d7b2f1c664":
# ref: https://huggingface.co/tencent/Hunyuan-A13B-Instruct
res = "hunyuan"
if chkhsh == "b0a6b1c0bd5998ebd9df08611efde34a4ff03faed45ae09c43e6b31ebd4b94cf":
# ref: https://huggingface.co/skt/A.X-4.0
res = "a.x-4.0"

if res is None:
logger.warning("\n")
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1 change: 1 addition & 0 deletions convert_hf_to_gguf_update.py
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Expand Up @@ -128,6 +128,7 @@ class TOKENIZER_TYPE(IntEnum):
{"name": "llama4", "tokt": TOKENIZER_TYPE.BPE, "repo": "https://huggingface.co/meta-llama/Llama-4-Scout-17B-16E-Instruct", },
{"name": "pixtral", "tokt": TOKENIZER_TYPE.BPE, "repo": "https://huggingface.co/mistral-community/pixtral-12b", },
{"name": "seed-coder", "tokt": TOKENIZER_TYPE.BPE, "repo": "https://huggingface.co/ByteDance-Seed/Seed-Coder-8B-Base", },
{"name": "a.x-4.0", "tokt": TOKENIZER_TYPE.BPE, "repo": "https://huggingface.co/skt/A.X-4.0", },
]

# some models are known to be broken upstream, so we will skip them as exceptions
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3 changes: 2 additions & 1 deletion src/llama-vocab.cpp
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Expand Up @@ -1555,7 +1555,8 @@ void llama_vocab::impl::load(llama_model_loader & ml, const LLM_KV & kv) {
tokenizer_pre == "jina-de" ||
tokenizer_pre == "gigachat" ||
tokenizer_pre == "jina-v2-es" ||
tokenizer_pre == "jina-v2-de") {
tokenizer_pre == "jina-v2-de" ||
tokenizer_pre == "a.x-4.0") {
pre_type = LLAMA_VOCAB_PRE_TYPE_GPT2;
} else if (
tokenizer_pre == "jina-v1-en" ||
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