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88 changes: 54 additions & 34 deletions src/llama-chat.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -26,39 +26,40 @@ static std::string trim(const std::string & str) {
}

static const std::map<std::string, llm_chat_template> LLM_CHAT_TEMPLATES = {
{ "chatml", LLM_CHAT_TEMPLATE_CHATML },
{ "llama2", LLM_CHAT_TEMPLATE_LLAMA_2 },
{ "llama2-sys", LLM_CHAT_TEMPLATE_LLAMA_2_SYS },
{ "llama2-sys-bos", LLM_CHAT_TEMPLATE_LLAMA_2_SYS_BOS },
{ "llama2-sys-strip", LLM_CHAT_TEMPLATE_LLAMA_2_SYS_STRIP },
{ "mistral-v1", LLM_CHAT_TEMPLATE_MISTRAL_V1 },
{ "mistral-v3", LLM_CHAT_TEMPLATE_MISTRAL_V3 },
{ "mistral-v3-tekken", LLM_CHAT_TEMPLATE_MISTRAL_V3_TEKKEN },
{ "mistral-v7", LLM_CHAT_TEMPLATE_MISTRAL_V7 },
{ "phi3", LLM_CHAT_TEMPLATE_PHI_3 },
{ "phi4", LLM_CHAT_TEMPLATE_PHI_4 },
{ "falcon3", LLM_CHAT_TEMPLATE_FALCON_3 },
{ "zephyr", LLM_CHAT_TEMPLATE_ZEPHYR },
{ "monarch", LLM_CHAT_TEMPLATE_MONARCH },
{ "gemma", LLM_CHAT_TEMPLATE_GEMMA },
{ "orion", LLM_CHAT_TEMPLATE_ORION },
{ "openchat", LLM_CHAT_TEMPLATE_OPENCHAT },
{ "vicuna", LLM_CHAT_TEMPLATE_VICUNA },
{ "vicuna-orca", LLM_CHAT_TEMPLATE_VICUNA_ORCA },
{ "deepseek", LLM_CHAT_TEMPLATE_DEEPSEEK },
{ "deepseek2", LLM_CHAT_TEMPLATE_DEEPSEEK_2 },
{ "deepseek3", LLM_CHAT_TEMPLATE_DEEPSEEK_3 },
{ "command-r", LLM_CHAT_TEMPLATE_COMMAND_R },
{ "llama3", LLM_CHAT_TEMPLATE_LLAMA_3 },
{ "chatglm3", LLM_CHAT_TEMPLATE_CHATGML_3 },
{ "chatglm4", LLM_CHAT_TEMPLATE_CHATGML_4 },
{ "glmedge", LLM_CHAT_TEMPLATE_GLMEDGE },
{ "minicpm", LLM_CHAT_TEMPLATE_MINICPM },
{ "exaone3", LLM_CHAT_TEMPLATE_EXAONE_3 },
{ "rwkv-world", LLM_CHAT_TEMPLATE_RWKV_WORLD },
{ "granite", LLM_CHAT_TEMPLATE_GRANITE },
{ "gigachat", LLM_CHAT_TEMPLATE_GIGACHAT },
{ "megrez", LLM_CHAT_TEMPLATE_MEGREZ },
{ "chatml", LLM_CHAT_TEMPLATE_CHATML },
{ "llama2", LLM_CHAT_TEMPLATE_LLAMA_2 },
{ "llama2-sys", LLM_CHAT_TEMPLATE_LLAMA_2_SYS },
{ "llama2-sys-bos", LLM_CHAT_TEMPLATE_LLAMA_2_SYS_BOS },
{ "llama2-sys-strip", LLM_CHAT_TEMPLATE_LLAMA_2_SYS_STRIP },
{ "mistral-v1", LLM_CHAT_TEMPLATE_MISTRAL_V1 },
{ "mistral-v3", LLM_CHAT_TEMPLATE_MISTRAL_V3 },
{ "mistral-v3-tekken", LLM_CHAT_TEMPLATE_MISTRAL_V3_TEKKEN },
{ "mistral-v7", LLM_CHAT_TEMPLATE_MISTRAL_V7 },
{ "phi3", LLM_CHAT_TEMPLATE_PHI_3 },
{ "phi4", LLM_CHAT_TEMPLATE_PHI_4 },
{ "falcon3", LLM_CHAT_TEMPLATE_FALCON_3 },
{ "zephyr", LLM_CHAT_TEMPLATE_ZEPHYR },
{ "monarch", LLM_CHAT_TEMPLATE_MONARCH },
{ "gemma", LLM_CHAT_TEMPLATE_GEMMA },
{ "orion", LLM_CHAT_TEMPLATE_ORION },
{ "openchat", LLM_CHAT_TEMPLATE_OPENCHAT },
{ "vicuna", LLM_CHAT_TEMPLATE_VICUNA },
{ "vicuna-orca", LLM_CHAT_TEMPLATE_VICUNA_ORCA },
{ "deepseek", LLM_CHAT_TEMPLATE_DEEPSEEK },
{ "deepseek2", LLM_CHAT_TEMPLATE_DEEPSEEK_2 },
{ "deepseek3", LLM_CHAT_TEMPLATE_DEEPSEEK_3 },
{ "deepseek-r1-distill", LLM_CHAT_TEMPLATE_DEEPSEEK_R1_DISTILL },
{ "command-r", LLM_CHAT_TEMPLATE_COMMAND_R },
{ "llama3", LLM_CHAT_TEMPLATE_LLAMA_3 },
{ "chatglm3", LLM_CHAT_TEMPLATE_CHATGML_3 },
{ "chatglm4", LLM_CHAT_TEMPLATE_CHATGML_4 },
{ "glmedge", LLM_CHAT_TEMPLATE_GLMEDGE },
{ "minicpm", LLM_CHAT_TEMPLATE_MINICPM },
{ "exaone3", LLM_CHAT_TEMPLATE_EXAONE_3 },
{ "rwkv-world", LLM_CHAT_TEMPLATE_RWKV_WORLD },
{ "granite", LLM_CHAT_TEMPLATE_GRANITE },
{ "gigachat", LLM_CHAT_TEMPLATE_GIGACHAT },
{ "megrez", LLM_CHAT_TEMPLATE_MEGREZ },
};

llm_chat_template llm_chat_template_from_str(const std::string & name) {
Expand Down Expand Up @@ -154,6 +155,8 @@ llm_chat_template llm_chat_detect_template(const std::string & tmpl) {
return LLM_CHAT_TEMPLATE_MINICPM;
} else if (tmpl_contains("'Assistant: ' + message['content'] + eos_token")) {
return LLM_CHAT_TEMPLATE_DEEPSEEK_2;
} else if (tmpl_contains(LU8("<|Assistant|>")) && tmpl_contains(LU8("<|User|>")) && tmpl_contains(LU8("<|end▁of▁sentence|>")) && tmpl_contains(LU8("<|Assistant|><think>\\n"))) {
return LLM_CHAT_TEMPLATE_DEEPSEEK_R1_DISTILL;
} else if (tmpl_contains(LU8("<|Assistant|>")) && tmpl_contains(LU8("<|User|>")) && tmpl_contains(LU8("<|end▁of▁sentence|>"))) {
return LLM_CHAT_TEMPLATE_DEEPSEEK_3;
} else if (tmpl_contains("[|system|]") && tmpl_contains("[|assistant|]") && tmpl_contains("[|endofturn|]")) {
Expand Down Expand Up @@ -492,7 +495,24 @@ int32_t llm_chat_apply_template(
if (add_ass) {
ss << LU8("<|Assistant|>");
}
} else if (tmpl == LLM_CHAT_TEMPLATE_EXAONE_3) {
} else if (tmpl == LLM_CHAT_TEMPLATE_DEEPSEEK_R1_DISTILL) {
// DeepSeek-R1-Distill
ss << "<|begin▁of▁sentence|>";
for (auto message : chat) {
std::string role(message->role);
if (role == "system") {
ss << message->content;
} else if (role == "user") {
ss << LU8("<|User|>") << message->content;
} else if (role == "assistant") {
ss << LU8("<|Assistant|>") << message->content << LU8("<|end▁of▁sentence|>");
}
}
if (add_ass) {
ss << LU8("<|Assistant|>");
}
}
else if (tmpl == LLM_CHAT_TEMPLATE_EXAONE_3) {
// ref: https://huggingface.co/LGAI-EXAONE/EXAONE-3.0-7.8B-Instruct/discussions/8#66bae61b1893d14ee8ed85bb
// EXAONE-3.0-7.8B-Instruct
for (auto message : chat) {
Expand Down
1 change: 1 addition & 0 deletions src/llama-chat.h
Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@ enum llm_chat_template {
LLM_CHAT_TEMPLATE_DEEPSEEK,
LLM_CHAT_TEMPLATE_DEEPSEEK_2,
LLM_CHAT_TEMPLATE_DEEPSEEK_3,
LLM_CHAT_TEMPLATE_DEEPSEEK_R1_DISTILL,
LLM_CHAT_TEMPLATE_COMMAND_R,
LLM_CHAT_TEMPLATE_LLAMA_3,
LLM_CHAT_TEMPLATE_CHATGML_3,
Expand Down
18 changes: 16 additions & 2 deletions src/llama-vocab.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -1781,7 +1781,7 @@ void llama_vocab::impl::load(llama_model_loader & ml, const LLM_KV & kv) {
|| t.first == "<end_of_turn>"
|| t.first == "<|endoftext|>"
|| t.first == "<EOT>"
|| t.first == "<|end▁of▁sentence|>" // DeepSeek
|| t.first == "<|EOT|>"// DeepSeek-r1
) {
special_eot_id = t.second;
if ((id_to_token[t.second].attr & LLAMA_TOKEN_ATTR_CONTROL) == 0) {
Expand All @@ -1791,7 +1791,19 @@ void llama_vocab::impl::load(llama_model_loader & ml, const LLM_KV & kv) {
}
}
}

// find EOS token: "<|end▁of▁sentence|>", etc. // for deepseek
if (special_eos_id == LLAMA_TOKEN_NULL) {
if (false
|| t.first == "<|end▁of▁sentence|>" // DeepSeek
) {
special_eos_id = t.second;
if ((id_to_token[t.second].attr & LLAMA_TOKEN_ATTR_CONTROL) == 0) {
LLAMA_LOG_WARN("%s: control-looking token: %6d '%s' was not control-type; this is probably a bug in the model. its type will be overridden\n",
__func__, t.second, t.first.c_str());
id_to_token[t.second].attr = LLAMA_TOKEN_ATTR_CONTROL;
}
}
}
// find EOM token: "<|eom_id|>"
if (special_eom_id == LLAMA_TOKEN_NULL) {
if (false
Expand Down Expand Up @@ -1931,6 +1943,8 @@ void llama_vocab::impl::load(llama_model_loader & ml, const LLM_KV & kv) {
|| t.first == "<|endoftext|>"
|| t.first == "<|eom_id|>"
|| t.first == "<EOT>"
|| t.first == "<|EOT|>"// DeepSeek
|| t.first == "<|end▁of▁sentence|>" // DeepSeek
) {
special_eog_ids.insert(t.second);
if ((id_to_token[t.second].attr & LLAMA_TOKEN_ATTR_CONTROL) == 0) {
Expand Down
9 changes: 9 additions & 0 deletions tests/test-chat-template.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -270,6 +270,15 @@ int main(void) {
/* .bos_token= */ "",
/* .eos_token= */ "",
},
{
/* .name= */ "deepseek-ai/DeepSeek-R1-Distill-Qwen-14B",
/* .template_str= */ "{% if not add_generation_prompt is defined %}{% set add_generation_prompt = false %}{% endif %}{% set ns = namespace(is_first=false, is_tool=false, is_output_first=true, system_prompt='') %}{%- for message in messages %}{%- if message['role'] == 'system' %}{% set ns.system_prompt = message['content'] %}{%- endif %}{%- endfor %}{{bos_token}}{{ns.system_prompt}}{%- for message in messages %}{%- if message['role'] == 'user' %}{%- set ns.is_tool = false -%}{{'<|User|>' + message['content']}}{%- endif %}{%- if message['role'] == 'assistant' and message['content'] is none %}{%- set ns.is_tool = false -%}{%- for tool in message['tool_calls']%}{%- if not ns.is_first %}{{'<|Assistant|><|tool▁calls▁begin|><|tool▁call▁begin|>' + tool['type'] + '<|tool▁sep|>' + tool['function']['name'] + '\\n' + '```json' + '\\n' + tool['function']['arguments'] + '\\n' + '```' + '<|tool▁call▁end|>'}}{%- set ns.is_first = true -%}{%- else %}{{'\\n' + '<|tool▁call▁begin|>' + tool['type'] + '<|tool▁sep|>' + tool['function']['name'] + '\\n' + '```json' + '\\n' + tool['function']['arguments'] + '\\n' + '```' + '<|tool▁call▁end|>'}}{{'<|tool▁calls▁end|><|end▁of▁sentence|>'}}{%- endif %}{%- endfor %}{%- endif %}{%- if message['role'] == 'assistant' and message['content'] is not none %}{%- if ns.is_tool %}{{'<|tool▁outputs▁end|>' + message['content'] + '<|end▁of▁sentence|>'}}{%- set ns.is_tool = false -%}{%- else %}{% set content = message['content'] %}{% if '</think>' in content %}{% set content = content.split('</think>')[-1] %}{% endif %}{{'<|Assistant|>' + content + '<|end▁of▁sentence|>'}}{%- endif %}{%- endif %}{%- if message['role'] == 'tool' %}{%- set ns.is_tool = true -%}{%- if ns.is_output_first %}{{'<|tool▁outputs▁begin|><|tool▁output▁begin|>' + message['content'] + '<|tool▁output▁end|>'}}{%- set ns.is_output_first = false %}{%- else %}{{'\\n<|tool▁output▁begin|>' + message['content'] + '<|tool▁output▁end|>'}}{%- endif %}{%- endif %}{%- endfor -%}{% if ns.is_tool %}{{'<|tool▁outputs▁end|>'}}{% endif %}{% if add_generation_prompt and not ns.is_tool %}{{'<|Assistant|><think>\\n'}}{% endif %}",
/* .expected_output= */ "<|begin▁of▁sentence|>You are a helpful assistant<|User|>Hello<|Assistant|>Hi there<|end▁of▁sentence|><|User|>Who are you<|Assistant|> I am an assistant <|end▁of▁sentence|><|User|>Another question<|Assistant|><think>\n",
/* .expected_output_jinja= */ "<|begin▁of▁sentence|>You are a helpful assistant<|User|>Hello<|Assistant|>Hi there<|end▁of▁sentence|><|User|>Who are you<|Assistant|> I am an assistant <|end▁of▁sentence|><|User|>Another question<|Assistant|><think>\n",
/* .bos_token= */ "<|begin▁of▁sentence|>",
/* .eos_token= */ "<|end▁of▁sentence|>",
/* .supported_with_jinja= */ true, // Requires additional_special_tokens as extra context
},
};
std::vector<char> formatted_chat(1024);
int32_t res;
Expand Down