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Started removing features from RedPajama to make it easier to understand for beginners (#817)

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Ariel Núñez 2023-05-14 12:16:22 -04:00 • committed by GitHub
parent 89d1fad7ee
commit 91791e9f38
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1 changed files with 46 additions and 166 deletions
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156
third_party/radpajama/main-redpajama-chat.cc vendored
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@ -66,7 +66,6 @@ static gptneox_context ** g_ctx;
static bool is_interacting = false; static bool is_interacting = false;
#if defined (__unix__) || (defined (__APPLE__) && defined (__MACH__)) || defined (_WIN32)
void sigint_handler(int signo) { void sigint_handler(int signo) {
set_console_color(con_st, CONSOLE_COLOR_DEFAULT); set_console_color(con_st, CONSOLE_COLOR_DEFAULT);
printf("\n"); // this also force flush stdout. printf("\n"); // this also force flush stdout.
@ -79,62 +78,35 @@ void sigint_handler(int signo) {
} }
} }
} }
#endif
int main(int argc, char ** argv) { int main(int argc, char ** argv) {
gpt_params params; gpt_params params;
params.model = "./examples/redpajama/models/pythia/ggml-RedPajama-INCITE-Chat-3B-v1-f16.bin"; params.model = "./models/ggml-RedPajama-INCITE-Chat-3B-v1-f16.bin";
con_st.use_color = true;
params.n_ctx = 2048;
params.seed = 1684054676;
params.use_mmap = true;
params.use_mlock = true;
params.memory_f16 = true;
params.mem_test = false;
params.interactive = true;
params.top_k = 30;
params.top_p = 0.95;
params.temp = 0.8;
params.repeat_last_n = 3;
params.repeat_penalty = 1.1;
params.instruct = true;
params.interactive = true;
ShowCrashReports(); ShowCrashReports();
if (gpt_params_parse(argc, argv, params) == false) { if (gpt_params_parse(argc, argv, params) == false) { return 1; }
return 1;
}
// save choice to use color for later
// (note for later: this is a slightly awkward choice)
con_st.use_color = params.use_color;
#if defined (_WIN32)
win32_console_init(params.use_color);
#endif
if (params.perplexity) {
printf("\n************\n");
printf("%s: please use the 'perplexity' tool for perplexity calculations\n", __func__);
printf("************\n\n");
return 0;
}
if (params.embedding) {
printf("\n************\n");
printf("%s: please use the 'embedding' tool for embedding calculations\n", __func__);
printf("************\n\n");
return 0;
}
if (params.n_ctx > 2048) {
fprintf(stderr, "%s: warning: model does not support context sizes greater than 2048 tokens (%d specified);"
"expect poor results\n", __func__, params.n_ctx);
}
if (params.seed <= 0) {
params.seed = time(NULL);
}
fprintf(stderr, "%s: seed = %d\n", __func__, params.seed);
std::mt19937 rng(params.seed); std::mt19937 rng(params.seed);
if (params.random_prompt) {
params.prompt = gpt_random_prompt(rng);
}
gptneox_context * ctx; gptneox_context * ctx;
g_ctx = &ctx; g_ctx = &ctx;
// load the model
{ {
auto lparams = gptneox_context_default_params(); auto lparams = gptneox_context_default_params();
@ -164,46 +136,17 @@ int main(int argc, char ** argv) {
} }
} }
// print system information
{
fprintf(stderr, "\n");
fprintf(stderr, "system_info: n_threads = %d / %d | %s\n",
params.n_threads, std::thread::hardware_concurrency(), gptneox_print_system_info());
}
// determine the maximum memory usage needed to do inference for the given n_batch and n_predict parameters
if (params.mem_test) {
{
const std::vector<gptneox_token> tmp(params.n_batch, 0);
gptneox_eval(ctx, tmp.data(), tmp.size(), 0, params.n_threads);
}
{
const std::vector<gptneox_token> tmp = { 0, };
gptneox_eval(ctx, tmp.data(), tmp.size(), params.n_predict - 1, params.n_threads);
}
gptneox_print_timings(ctx);
gptneox_free(ctx);
return 0;
}
ShowCrashReports(); ShowCrashReports();
// Always interactive for RedPajama chat model // Always interactive for RedPajama chat model
params.interactive = true; params.interactive = true;
if (params.interactive) { if (params.interactive) {
#if defined (__unix__) || (defined (__APPLE__) && defined (__MACH__))
struct sigaction sigint_action; struct sigaction sigint_action;
sigint_action.sa_handler = sigint_handler; sigint_action.sa_handler = sigint_handler;
sigemptyset (&sigint_action.sa_mask); sigemptyset (&sigint_action.sa_mask);
sigint_action.sa_flags = 0; sigint_action.sa_flags = 0;
sigaction(SIGINT, &sigint_action, NULL); sigaction(SIGINT, &sigint_action, NULL);
#elif defined (_WIN32)
signal(SIGINT, sigint_handler);
#endif
} }
fprintf(stderr, "sampling: temp = %f, top_k = %d, top_p = %f, repeat_last_n = %i, repeat_penalty = %f\n", fprintf(stderr, "sampling: temp = %f, top_k = %d, top_p = %f, repeat_last_n = %i, repeat_penalty = %f\n",
params.temp, params.top_k, params.top_p, params.repeat_last_n, params.repeat_penalty); params.temp, params.top_k, params.top_p, params.repeat_last_n, params.repeat_penalty);
@ -212,40 +155,19 @@ int main(int argc, char ** argv) {
// TODO: replace with ring-buffer // TODO: replace with ring-buffer
std::vector<gptneox_token> last_n_tokens = std::vector<gptneox_token>(); std::vector<gptneox_token> last_n_tokens = std::vector<gptneox_token>();
//std::fill(last_n_tokens.begin(), last_n_tokens.end(), 0);
set_console_color(con_st, CONSOLE_COLOR_PROMPT); set_console_color(con_st, CONSOLE_COLOR_PROMPT);
if (params.interactive) {
printf("== Running in interactive mode. ==\n"
#if defined (__unix__) || (defined (__APPLE__) && defined (__MACH__)) || defined (_WIN32)
" - Press Ctrl+C to interject at any time.\n"
#endif
" - Press Return to return control to RedPajama.\n"
" - If you want to submit another line, end your input in '\\'.\n\n");
}
const int32_t top_k = params.top_k; const int32_t top_k = params.top_k;
const float top_p = params.top_p; const float top_p = params.top_p;
const float temp = params.temp; const float temp = params.temp;
const float repeat_penalty = params.repeat_penalty; const float repeat_penalty = params.repeat_penalty;
// Chat loop
while (true) { while (true) {
is_interacting = true; is_interacting = true;
int n_past = 0; int n_past = 0;
// Get input
// potentially set color to indicate we are taking user input
set_console_color(con_st, CONSOLE_COLOR_USER_INPUT); set_console_color(con_st, CONSOLE_COLOR_USER_INPUT);
#if defined (_WIN32)
// Windows: must reactivate sigint handler after each signal
signal(SIGINT, sigint_handler);
#endif
if (params.instruct) { if (params.instruct) {
printf("\n<human>: "); printf("\n<human>: ");
} }
@ -259,19 +181,10 @@ int main(int argc, char ** argv) {
std::string line; std::string line;
bool another_line = true; bool another_line = true;
do { do {
#if defined(_WIN32)
std::wstring wline;
if (!std::getline(std::wcin, wline)) {
// input stream is bad or EOF received
return 0;
}
win32_utf8_encode(wline, line);
#else
if (!std::getline(std::cin, line)) { if (!std::getline(std::cin, line)) {
// input stream is bad or EOF received // input stream is bad or EOF received
return 0; return 0;
} }
#endif
if (line.empty() || line.back() != '\\') { if (line.empty() || line.back() != '\\') {
another_line = false; another_line = false;
} else { } else {
@ -293,36 +206,20 @@ int main(int argc, char ** argv) {
continue; // Restart loop for input continue; // Restart loop for input
} }
// Tokenize prompt with RedPajama special tokens
auto prompt_embd = ::gptneox_tokenize(ctx, buffer, false); auto prompt_embd = ::gptneox_tokenize(ctx, buffer, false);
auto embd_inp = std::vector<gptneox_token>(); auto embd_inp = std::vector<gptneox_token>();
// Redpajama: insert special tokens for OA. (prefix)
embd_inp.push_back(gptneox_str_to_token(ctx, "<")); embd_inp.push_back(gptneox_str_to_token(ctx, "<"));
embd_inp.push_back(gptneox_str_to_token(ctx, "human")); embd_inp.push_back(gptneox_str_to_token(ctx, "human"));
embd_inp.push_back(gptneox_str_to_token(ctx, ">:")); embd_inp.push_back(gptneox_str_to_token(ctx, ">:"));
embd_inp.insert(embd_inp.end(), prompt_embd.begin(), prompt_embd.end()); embd_inp.insert(embd_inp.end(), prompt_embd.begin(), prompt_embd.end());
// Redpajama: insert special tokens for OA. (postfix)
embd_inp.push_back(gptneox_str_to_token(ctx, "\n")); embd_inp.push_back(gptneox_str_to_token(ctx, "\n"));
embd_inp.push_back(gptneox_str_to_token(ctx, "<")); embd_inp.push_back(gptneox_str_to_token(ctx, "<"));
embd_inp.push_back(gptneox_str_to_token(ctx, "bot")); embd_inp.push_back(gptneox_str_to_token(ctx, "bot"));
embd_inp.push_back(gptneox_str_to_token(ctx, ">:")); embd_inp.push_back(gptneox_str_to_token(ctx, ">:"));
// Verbose prompt
if (params.verbose_prompt) {
fprintf(stderr, "\n");
fprintf(stderr, "%s: prompt: '%s'\n", __func__, buffer.c_str());
fprintf(stderr, "%s: number of tokens in prompt = %zu\n", __func__, embd_inp.size());
for (int i = 0; i < (int) embd_inp.size(); i++) {
fprintf(stderr, "%6d -> '%s'\n", embd_inp[i], gptneox_token_to_str(ctx, embd_inp[i]));
}
fprintf(stderr, "\n");
}
// How many tokens to generate - check if theres space in context for atleast one token (or batch size tokens?) // How many tokens to generate - check if theres space in context for atleast one token (or batch size tokens?)
auto inp_size = embd_inp.size(); auto inp_size = embd_inp.size();
auto space = params.n_ctx - inp_size; auto space = params.n_ctx - inp_size;
@ -446,9 +343,6 @@ int main(int argc, char ** argv) {
if (id == gptneox_token_bos()) { if (id == gptneox_token_bos()) {
continue; continue;
} }
// Convert token to string and display
// printf("%s(%d)", gptneox_token_to_str(ctx, id), id);
if (last_n_tokens[2]==gptneox_str_to_token(ctx, "<")){ if (last_n_tokens[2]==gptneox_str_to_token(ctx, "<")){
; ;
@ -483,25 +377,11 @@ int main(int argc, char ** argv) {
if (is_interacting) { space = 0; } if (is_interacting) { space = 0; }
} }
printf("\n"); printf("\n");
//printf("\n %d", space);
fflush(stdout); fflush(stdout);
} }
#if defined (_WIN32)
signal(SIGINT, SIG_DFL);
#endif
gptneox_print_timings(ctx); gptneox_print_timings(ctx);
gptneox_free(ctx); gptneox_free(ctx);
set_console_color(con_st, CONSOLE_COLOR_DEFAULT); set_console_color(con_st, CONSOLE_COLOR_DEFAULT);
return 0; return 0;
} }