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https://github.com/jart/cosmopolitan.git
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Started removing features from RedPajama to make it easier to understand for beginners (#817)
This commit is contained in:
Ariel Núñez
GitHub
parent
89d1fad7ee
commit
91791e9f38
1 changed files with 46 additions and 166 deletions
156
third_party/radpajama/main-redpajama-chat.cc
vendored
156
third_party/radpajama/main-redpajama-chat.cc
vendored
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@ -66,7 +66,6 @@ static gptneox_context ** g_ctx;
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static bool is_interacting = false;
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#if defined (__unix__) || (defined (__APPLE__) && defined (__MACH__)) || defined (_WIN32)
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void sigint_handler(int signo) {
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set_console_color(con_st, CONSOLE_COLOR_DEFAULT);
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printf("\n"); // this also force flush stdout.
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@ -79,62 +78,35 @@ void sigint_handler(int signo) {
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}
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}
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}
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#endif
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int main(int argc, char ** argv) {
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gpt_params params;
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params.model = "./examples/redpajama/models/pythia/ggml-RedPajama-INCITE-Chat-3B-v1-f16.bin";
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params.model = "./models/ggml-RedPajama-INCITE-Chat-3B-v1-f16.bin";
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con_st.use_color = true;
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params.n_ctx = 2048;
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params.seed = 1684054676;
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params.use_mmap = true;
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params.use_mlock = true;
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params.memory_f16 = true;
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params.mem_test = false;
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params.interactive = true;
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params.top_k = 30;
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params.top_p = 0.95;
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params.temp = 0.8;
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params.repeat_last_n = 3;
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params.repeat_penalty = 1.1;
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params.instruct = true;
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params.interactive = true;
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ShowCrashReports();
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if (gpt_params_parse(argc, argv, params) == false) {
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return 1;
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}
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// save choice to use color for later
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// (note for later: this is a slightly awkward choice)
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con_st.use_color = params.use_color;
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#if defined (_WIN32)
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win32_console_init(params.use_color);
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#endif
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if (params.perplexity) {
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printf("\n************\n");
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printf("%s: please use the 'perplexity' tool for perplexity calculations\n", __func__);
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printf("************\n\n");
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return 0;
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}
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if (params.embedding) {
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printf("\n************\n");
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printf("%s: please use the 'embedding' tool for embedding calculations\n", __func__);
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printf("************\n\n");
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return 0;
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}
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if (params.n_ctx > 2048) {
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fprintf(stderr, "%s: warning: model does not support context sizes greater than 2048 tokens (%d specified);"
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"expect poor results\n", __func__, params.n_ctx);
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}
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if (params.seed <= 0) {
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params.seed = time(NULL);
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}
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fprintf(stderr, "%s: seed = %d\n", __func__, params.seed);
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if (gpt_params_parse(argc, argv, params) == false) { return 1; }
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std::mt19937 rng(params.seed);
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if (params.random_prompt) {
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params.prompt = gpt_random_prompt(rng);
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}
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gptneox_context * ctx;
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g_ctx = &ctx;
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// load the model
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{
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auto lparams = gptneox_context_default_params();
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@ -164,46 +136,17 @@ int main(int argc, char ** argv) {
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}
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}
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// print system information
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{
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fprintf(stderr, "\n");
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fprintf(stderr, "system_info: n_threads = %d / %d | %s\n",
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params.n_threads, std::thread::hardware_concurrency(), gptneox_print_system_info());
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}
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// determine the maximum memory usage needed to do inference for the given n_batch and n_predict parameters
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if (params.mem_test) {
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{
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const std::vector<gptneox_token> tmp(params.n_batch, 0);
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gptneox_eval(ctx, tmp.data(), tmp.size(), 0, params.n_threads);
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}
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{
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const std::vector<gptneox_token> tmp = { 0, };
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gptneox_eval(ctx, tmp.data(), tmp.size(), params.n_predict - 1, params.n_threads);
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}
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gptneox_print_timings(ctx);
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gptneox_free(ctx);
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return 0;
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}
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ShowCrashReports();
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// Always interactive for RedPajama chat model
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params.interactive = true;
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if (params.interactive) {
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#if defined (__unix__) || (defined (__APPLE__) && defined (__MACH__))
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struct sigaction sigint_action;
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sigint_action.sa_handler = sigint_handler;
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sigemptyset (&sigint_action.sa_mask);
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sigint_action.sa_flags = 0;
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sigaction(SIGINT, &sigint_action, NULL);
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#elif defined (_WIN32)
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signal(SIGINT, sigint_handler);
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#endif
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}
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fprintf(stderr, "sampling: temp = %f, top_k = %d, top_p = %f, repeat_last_n = %i, repeat_penalty = %f\n",
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params.temp, params.top_k, params.top_p, params.repeat_last_n, params.repeat_penalty);
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@ -212,40 +155,19 @@ int main(int argc, char ** argv) {
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// TODO: replace with ring-buffer
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std::vector<gptneox_token> last_n_tokens = std::vector<gptneox_token>();
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//std::fill(last_n_tokens.begin(), last_n_tokens.end(), 0);
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set_console_color(con_st, CONSOLE_COLOR_PROMPT);
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if (params.interactive) {
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printf("== Running in interactive mode. ==\n"
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#if defined (__unix__) || (defined (__APPLE__) && defined (__MACH__)) || defined (_WIN32)
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" - Press Ctrl+C to interject at any time.\n"
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#endif
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" - Press Return to return control to RedPajama.\n"
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" - If you want to submit another line, end your input in '\\'.\n\n");
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}
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const int32_t top_k = params.top_k;
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const float top_p = params.top_p;
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const float temp = params.temp;
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const float repeat_penalty = params.repeat_penalty;
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// Chat loop
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while (true) {
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is_interacting = true;
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int n_past = 0;
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// Get input
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// potentially set color to indicate we are taking user input
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set_console_color(con_st, CONSOLE_COLOR_USER_INPUT);
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#if defined (_WIN32)
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// Windows: must reactivate sigint handler after each signal
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signal(SIGINT, sigint_handler);
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#endif
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if (params.instruct) {
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printf("\n<human>: ");
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}
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@ -259,19 +181,10 @@ int main(int argc, char ** argv) {
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std::string line;
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bool another_line = true;
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do {
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#if defined(_WIN32)
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std::wstring wline;
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if (!std::getline(std::wcin, wline)) {
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// input stream is bad or EOF received
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return 0;
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}
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win32_utf8_encode(wline, line);
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#else
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if (!std::getline(std::cin, line)) {
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// input stream is bad or EOF received
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return 0;
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}
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#endif
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if (line.empty() || line.back() != '\\') {
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another_line = false;
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} else {
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@ -293,36 +206,20 @@ int main(int argc, char ** argv) {
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continue; // Restart loop for input
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}
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// Tokenize prompt with RedPajama special tokens
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auto prompt_embd = ::gptneox_tokenize(ctx, buffer, false);
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auto embd_inp = std::vector<gptneox_token>();
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// Redpajama: insert special tokens for OA. (prefix)
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embd_inp.push_back(gptneox_str_to_token(ctx, "<"));
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embd_inp.push_back(gptneox_str_to_token(ctx, "human"));
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embd_inp.push_back(gptneox_str_to_token(ctx, ">:"));
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embd_inp.insert(embd_inp.end(), prompt_embd.begin(), prompt_embd.end());
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// Redpajama: insert special tokens for OA. (postfix)
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embd_inp.push_back(gptneox_str_to_token(ctx, "\n"));
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embd_inp.push_back(gptneox_str_to_token(ctx, "<"));
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embd_inp.push_back(gptneox_str_to_token(ctx, "bot"));
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embd_inp.push_back(gptneox_str_to_token(ctx, ">:"));
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// Verbose prompt
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if (params.verbose_prompt) {
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fprintf(stderr, "\n");
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fprintf(stderr, "%s: prompt: '%s'\n", __func__, buffer.c_str());
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fprintf(stderr, "%s: number of tokens in prompt = %zu\n", __func__, embd_inp.size());
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for (int i = 0; i < (int) embd_inp.size(); i++) {
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fprintf(stderr, "%6d -> '%s'\n", embd_inp[i], gptneox_token_to_str(ctx, embd_inp[i]));
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}
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fprintf(stderr, "\n");
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}
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// How many tokens to generate - check if theres space in context for atleast one token (or batch size tokens?)
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auto inp_size = embd_inp.size();
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auto space = params.n_ctx - inp_size;
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@ -446,9 +343,6 @@ int main(int argc, char ** argv) {
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if (id == gptneox_token_bos()) {
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continue;
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}
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// Convert token to string and display
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// printf("%s(%d)", gptneox_token_to_str(ctx, id), id);
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if (last_n_tokens[2]==gptneox_str_to_token(ctx, "<")){
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;
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@ -483,25 +377,11 @@ int main(int argc, char ** argv) {
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if (is_interacting) { space = 0; }
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}
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printf("\n");
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//printf("\n %d", space);
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fflush(stdout);
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}
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#if defined (_WIN32)
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signal(SIGINT, SIG_DFL);
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#endif
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gptneox_print_timings(ctx);
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gptneox_free(ctx);
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set_console_color(con_st, CONSOLE_COLOR_DEFAULT);
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return 0;
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}
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