Deepseek V3.1 native tool calling support (OpenAI Style) (#771)

This commit is contained in:
firecoperana
2025-09-13 00:51:40 -05:00
committed by GitHub
parent de97c33b40
commit a6da22beb2
7 changed files with 375 additions and 6 deletions

View File

@@ -18,14 +18,20 @@
using json = nlohmann::ordered_json;
template <class T>
static void assert_equals(const T & expected, const T & actual) {
static void assert_equals(const std::string_view label, const T & expected, const T & actual) {
if (expected != actual) {
std::cerr << label << std::endl;
std::cerr << "Expected: " << expected << std::endl;
std::cerr << "Actual: " << actual << std::endl;
std::cerr << std::flush;
throw std::runtime_error("Test failed");
}
}
template <class T>
static void assert_equals(const T & expected, const T & actual) {
assert_equals("", expected, actual);
}
static void assert_equals(const char * expected, const std::string & actual) {
return assert_equals<std::string>(expected, actual);
}
@@ -49,6 +55,7 @@ static void assert_throws(const std::function<void()> & fn, const std::string &
}
static void test_reasoning() {
//common_log_set_verbosity_thold(LOG_DEFAULT_DEBUG);
{
common_chat_msg_parser builder("<tnk>Cogito</tnk>Ergo sum", /* is_partial= */ false, {
/* .format = */ COMMON_CHAT_FORMAT_CONTENT_ONLY,
@@ -102,6 +109,36 @@ static void test_reasoning() {
assert_equals("<think>Cogito</think>", builder.result().content);
assert_equals("Ergo sum", builder.consume_rest());
}
// Test DeepSeek V3.1 parsing - reasoning content followed by "</think>" and then regular content
{
common_chat_syntax syntax = {
/* .format = */ COMMON_CHAT_FORMAT_DEEPSEEK_V3_1,
/* .reasoning_format = */ COMMON_REASONING_FORMAT_DEEPSEEK,
/* .reasoning_in_content = */ false,
/* .thinking_forced_open = */ true,
/* .parse_tool_calls = */ true,
};
const std::string variant("deepseek_v3_1_reasoning_format_deepseek");
common_chat_msg_parser builder("REASONING</think>ok", /* is_partial= */ false, syntax);
assert_equals(variant, true, builder.try_parse_reasoning("<think>", "</think>"));
assert_equals(variant, std::string("REASONING"), builder.result().reasoning_content);
assert_equals(variant, std::string("ok"), builder.consume_rest());
}
// Test DeepSeek V3.1 parsing - reasoning_format none - reasoning content followed by "</think>" and then regular content
{
common_chat_syntax syntax = {
/* .format = */ COMMON_CHAT_FORMAT_DEEPSEEK_V3_1,
/* .reasoning_format = */ COMMON_REASONING_FORMAT_NONE,
/* .reasoning_in_content = */ false,
/* .thinking_forced_open = */ true,
/* .parse_tool_calls = */ true,
};
const std::string variant("deepseek_v3_1_reasoning_format_none");
const std::string input = "REASONING</think>ok";
auto msg = common_chat_parse(input, false, syntax);
assert_equals(variant, std::string("REASONING</think>ok"), msg.content);
assert_equals(variant, std::string(""), msg.reasoning_content);
}
}
static void test_regex() {
@@ -189,6 +226,159 @@ static void test(const std::string & input, bool is_partial, const std::vector<s
assert_equals(is_partial, js->is_partial);
assert_equals(expected, args_paths.size() == 1 && args_paths[0].empty() ? js->value.get<std::string>() : js->value.dump());
}
static void test_deepseek_v3_1_tool_calls() {
//common_log_set_verbosity_thold(LOG_DEFAULT_DEBUG);
// variant: happy path for when it works as the model card says it should
const std::string variant("simple");
common_chat_syntax syntax = {
/* .format = */ COMMON_CHAT_FORMAT_DEEPSEEK_V3_1,
/* .reasoning_format = */ COMMON_REASONING_FORMAT_DEEPSEEK,
/* .reasoning_in_content = */ false,
/* .thinking_forced_open = */ false,
/* .parse_tool_calls = */ true,
};
const std::string input = "<tool▁calls▁begin><tool▁call▁begin>get_time<tool▁sep>{\"city\": \"Tokyo\"}<tool▁call▁end><tool▁calls▁end>";
auto msg = common_chat_parse(input, false, syntax);
assert_equals<std::size_t>(variant, 1, msg.tool_calls.size());
assert_equals(variant, std::string("get_time"), msg.tool_calls[0].name);
// JSON arguments are dumped without spaces
assert_equals(variant, std::string("{\"city\":\"Tokyo\"}"), msg.tool_calls[0].arguments);
assert_equals(variant, std::string(""), msg.content);
assert_equals(variant, std::string(""), msg.reasoning_content);
// variant: simple + thinking open
{
common_chat_syntax syntax = {
/* .format = */ COMMON_CHAT_FORMAT_DEEPSEEK_V3_1,
/* .reasoning_format = */ COMMON_REASONING_FORMAT_DEEPSEEK,
/* .reasoning_in_content = */ false,
/* .thinking_forced_open = */ true,
/* .parse_tool_calls = */ true,
};
const std::string variant("simple_thinking");
const std::string in = "REASONING</think><tool▁calls▁begin><tool▁call▁begin>get_time<tool▁sep>{\"city\": \"Tokyo\"}<tool▁call▁end><tool▁calls▁end>";
auto m = common_chat_parse(in, false, syntax);
assert_equals<std::size_t>(variant, 1, m.tool_calls.size());
assert_equals(variant, std::string("get_time"), m.tool_calls[0].name);
assert_equals(variant, std::string("{\"city\":\"Tokyo\"}"), m.tool_calls[0].arguments);
assert_equals(variant, std::string(""), m.content);
assert_equals(variant, std::string("REASONING"), m.reasoning_content);
}
// variant: simple + multiple tool calls
{
common_chat_syntax syntax = {
/* .format = */ COMMON_CHAT_FORMAT_DEEPSEEK_V3_1,
/* .reasoning_format = */ COMMON_REASONING_FORMAT_DEEPSEEK,
/* .reasoning_in_content = */ false,
/* .thinking_forced_open = */ false,
/* .parse_tool_calls = */ true,
};
const std::string variant("simple_multiple_tool_calls");
const std::string in = "CONTENT<tool▁calls▁begin><tool▁call▁begin>get_time<tool▁sep>{\"city\": \"Paris\"}<tool▁call▁end><tool▁call▁begin>get_weather<tool▁sep>{\"city\": \"Paris\"}<tool▁call▁end><tool▁calls▁end>";
auto m = common_chat_parse(in, false, syntax);
assert_equals<std::size_t>(variant, 2, m.tool_calls.size());
assert_equals(variant, std::string("get_time"), m.tool_calls[0].name);
assert_equals(variant, std::string("{\"city\":\"Paris\"}"), m.tool_calls[0].arguments);
assert_equals(variant, std::string("get_weather"), m.tool_calls[1].name);
assert_equals(variant, std::string("{\"city\":\"Paris\"}"), m.tool_calls[1].arguments);
assert_equals(variant, std::string("CONTENT"), m.content);
assert_equals(variant, std::string(""), m.reasoning_content);
}
// variant: thinking forced open + tool call in reasoning content
{
common_chat_syntax syntax = {
/* .format = */ COMMON_CHAT_FORMAT_DEEPSEEK_V3_1,
/* .reasoning_format = */ COMMON_REASONING_FORMAT_DEEPSEEK,
/* .reasoning_in_content = */ false,
/* .thinking_forced_open = */ true,
/* .parse_tool_calls = */ true,
};
const std::string variant("thinking_forced_open_tool_call_in_reasoning");
const std::string in = "REASONING<tool▁calls▁begin><tool▁call▁begin>get_time2<tool▁sep>{\"city\": \"Tokyo2\"}<tool▁call▁end><tool▁calls▁end>REASONING</think><tool▁calls▁begin><tool▁call▁begin>get_time<tool▁sep>{\"city\": \"Tokyo\"}<tool▁call▁end><tool▁calls▁end>";
auto m = common_chat_parse(in, false, syntax);
assert_equals<std::size_t>(variant, 1, m.tool_calls.size());
assert_equals(variant, std::string("get_time"), m.tool_calls[0].name);
assert_equals(variant, std::string("{\"city\":\"Tokyo\"}"), m.tool_calls[0].arguments);
assert_equals(variant, std::string(""), m.content);
assert_equals(variant, std::string("REASONING<tool▁calls▁begin><tool▁call▁begin>get_time2<tool▁sep>{\"city\": \"Tokyo2\"}<tool▁call▁end><tool▁calls▁end>REASONING"), m.reasoning_content);
}
// variant: thinking forced open + tool call in reasoning content + no closing think + not partial
// This is a bit of a fine tuning issue on the model's part IMO. It really should not be attempting
// to make tool calls in reasoning content according to the model card, but it does sometimes, so
// add the reasoning content as regular content and parse the tool calls.
{
common_chat_syntax syntax = {
/* .format = */ COMMON_CHAT_FORMAT_DEEPSEEK_V3_1,
/* .reasoning_format = */ COMMON_REASONING_FORMAT_DEEPSEEK,
/* .reasoning_in_content = */ false,
/* .thinking_forced_open = */ true,
/* .parse_tool_calls = */ true,
};
const std::string variant("thinking_forced_open_tool_call_in_reasoning_no_closing_think_not_partial");
const std::string in = "REASONING<tool▁calls▁begin><tool▁call▁begin>get_time<tool▁sep>{\"city\": \"Tokyo\"}<tool▁call▁end><tool▁calls▁end>";
auto m = common_chat_parse(in, false, syntax);
assert_equals(variant, std::string("REASONING"), m.content);
assert_equals(variant, std::string(""), m.reasoning_content);
assert_equals<std::size_t>(variant, 1, m.tool_calls.size());
assert_equals(variant, std::string("get_time"), m.tool_calls[0].name);
assert_equals(variant, std::string("{\"city\":\"Tokyo\"}"), m.tool_calls[0].arguments);
}
// variant: thinking forced open + tool call in reasoning content + no closing think + partial
{
common_chat_syntax syntax = {
/* .format = */ COMMON_CHAT_FORMAT_DEEPSEEK_V3_1,
/* .reasoning_format = */ COMMON_REASONING_FORMAT_DEEPSEEK,
/* .reasoning_in_content = */ false,
/* .thinking_forced_open = */ true,
/* .parse_tool_calls = */ true,
};
const std::string variant("thinking_forced_open_tool_call_in_reasoning_no_closing_think_partial");
const std::string in = "REASONING<tool▁calls▁begin><tool▁call▁begin>get_time<tool▁sep>{\"city\": \"Tokyo\"}<tool▁call▁end><tool▁calls▁end>";
auto m = common_chat_parse(in, /* is_partial= */ true, syntax);
assert_equals(variant, std::string("REASONING<tool▁calls▁begin><tool▁call▁begin>get_time<tool▁sep>{\"city\": \"Tokyo\"}<tool▁call▁end><tool▁calls▁end>"), m.reasoning_content);
assert_equals(variant, std::string(""), m.content);
assert_equals<std::size_t>(variant, 0, m.tool_calls.size());
}
// variant: thinking not forced open + reasoning + regular content + no tool calls
{
common_chat_syntax syntax = {
/* .format = */ COMMON_CHAT_FORMAT_DEEPSEEK_V3_1,
/* .reasoning_format = */ COMMON_REASONING_FORMAT_DEEPSEEK,
/* .reasoning_in_content = */ false,
/* .thinking_forced_open = */ true,
/* .parse_tool_calls = */ true,
};
const std::string variant("thinking_forced_open_reasoning_regular_content_no_tool_calls");
const std::string in = "REASONING</think>CONTENT";
auto m = common_chat_parse(in, false, syntax);
assert_equals<std::size_t>(variant, 0, m.tool_calls.size());
assert_equals(variant, std::string("CONTENT"), m.content);
assert_equals(variant, std::string("REASONING"), m.reasoning_content);
}
// variant: thinking not forced open + missing reasoning + no tool calls
{
common_chat_syntax syntax = {
/* .format = */ COMMON_CHAT_FORMAT_DEEPSEEK_V3_1,
/* .reasoning_format = */ COMMON_REASONING_FORMAT_DEEPSEEK,
/* .reasoning_in_content = */ false,
/* .thinking_forced_open = */ false,
/* .parse_tool_calls = */ true,
};
const std::string variant("thinking_not_forced_open_missing_reasoning_no_tool_calls");
const std::string in = "CONTENT";
auto m = common_chat_parse(in, false, syntax);
assert_equals<std::size_t>(variant, 0, m.tool_calls.size());
assert_equals(variant, std::string("CONTENT"), m.content);
assert_equals(variant, std::string(""), m.reasoning_content);
}
}
static void test_with_args(const std::string & input, const std::string & expected, bool parse_as_partial = true, bool is_partial = true) {
common_chat_msg_parser builder(input, parse_as_partial, {});
auto js = builder.try_consume_json_with_dumped_args({{"args"}}, {});
@@ -350,6 +540,7 @@ int main() {
test_json_with_dumped_args();
test_reasoning();
test_regex();
test_deepseek_v3_1_tool_calls();
std::cout << "All tests passed!\n";
return 0;
}