ver4a/llama.cpp
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llama : one-off chat template fix for Mistral-Small-2503 (#13398)

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* llama : one-off chat template fix for Mistral-Small-2503

* update readme

* add mistral-v7-tekken
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Xuan-Son Nguyen 2025-05-09 11:17:51 +02:00 • committed by GitHub
parent b486ba05bf
commit 3f96aeff39
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4 changed files with 18 additions and 7 deletions
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14
src/llama-chat.cpp
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@ -35,6 +35,7 @@ static const std::map<std::string, llm_chat_template> LLM_CHAT_TEMPLATES = {
{ "mistral-v3", LLM_CHAT_TEMPLATE_MISTRAL_V3 },
{ "mistral-v3-tekken", LLM_CHAT_TEMPLATE_MISTRAL_V3_TEKKEN },
{ "mistral-v7", LLM_CHAT_TEMPLATE_MISTRAL_V7 },
{ "mistral-v7-tekken", LLM_CHAT_TEMPLATE_MISTRAL_V7_TEKKEN },
{ "phi3", LLM_CHAT_TEMPLATE_PHI_3 },
{ "phi4", LLM_CHAT_TEMPLATE_PHI_4 },
{ "falcon3", LLM_CHAT_TEMPLATE_FALCON_3 },
@ -202,19 +203,20 @@ int32_t llm_chat_apply_template(
if (add_ass) {
ss << "<|im_start|>assistant\n";
}
} else if (tmpl == LLM_CHAT_TEMPLATE_MISTRAL_V7) {
} else if (tmpl == LLM_CHAT_TEMPLATE_MISTRAL_V7 || tmpl == LLM_CHAT_TEMPLATE_MISTRAL_V7_TEKKEN) {
// Official mistral 'v7' template
// See: https://huggingface.co/mistralai/Mistral-Large-Instruct-2411#basic-instruct-template-v7
// https://huggingface.co/mistralai/Mistral-Small-3.1-24B-Instruct-2503#basic-instruct-template-v7-tekken
const char * trailing_space = tmpl == LLM_CHAT_TEMPLATE_MISTRAL_V7 ? " " : "";
for (auto message : chat) {
std::string role(message->role);
std::string content(message->content);
if (role == "system") {
ss << "[SYSTEM_PROMPT] " << content << "[/SYSTEM_PROMPT]";
ss << "[SYSTEM_PROMPT]" << trailing_space << content << "[/SYSTEM_PROMPT]";
} else if (role == "user") {
ss << "[INST] " << content << "[/INST]";
}
else {
ss << " " << content << "</s>";
ss << "[INST]" << trailing_space << content << "[/INST]";
} else {
ss << trailing_space << content << "</s>";
}
}
} else if (tmpl == LLM_CHAT_TEMPLATE_MISTRAL_V1