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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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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 46 additions and 166 deletions
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212
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;
#if defined (__unix__) || (defined (__APPLE__) && defined (__MACH__)) || defined (_WIN32)
void sigint_handler(int signo) {
set_console_color(con_st, CONSOLE_COLOR_DEFAULT);
printf("\n"); // this also force flush stdout.
@ -79,80 +78,53 @@ void sigint_handler(int signo) {
}
}
}
#endif
int main(int argc, char ** argv) {
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();
if (gpt_params_parse(argc, argv, params) == false) {
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);
if (gpt_params_parse(argc, argv, params) == false) { return 1; }
std::mt19937 rng(params.seed);
if (params.random_prompt) {
params.prompt = gpt_random_prompt(rng);
}
gptneox_context * ctx;
g_ctx = &ctx;
// load the model
{
auto lparams = gptneox_context_default_params();
lparams.n_ctx = params.n_ctx;
lparams.n_parts = params.n_parts;
lparams.seed = params.seed;
lparams.f16_kv = params.memory_f16;
lparams.use_mmap = params.use_mmap;
lparams.use_mlock = params.use_mlock;
ctx = gptneox_init_from_file(params.model.c_str(), lparams);
if (ctx == NULL) {
fprintf(stderr, "%s: error: failed to load model '%s'\n", __func__, params.model.c_str());
return 1;
}
}
if (!params.lora_adapter.empty()) {
int err = gptneox_apply_lora_from_file(ctx,
params.lora_adapter.c_str(),
@ -163,88 +135,38 @@ int main(int argc, char ** argv) {
return 1;
}
}
// 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();
// Always interactive for RedPajama chat model
params.interactive = true;
if (params.interactive) {
#if defined (__unix__) || (defined (__APPLE__) && defined (__MACH__))
struct sigaction sigint_action;
sigint_action.sa_handler = sigint_handler;
sigemptyset (&sigint_action.sa_mask);
sigint_action.sa_flags = 0;
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",
params.temp, params.top_k, params.top_p, params.repeat_last_n, params.repeat_penalty);
fprintf(stderr, "generate: n_ctx = %d, n_batch = %d, n_predict = %d, n_keep = %d\n", params.n_ctx, params.n_batch, params.n_predict, params.n_keep);
fprintf(stderr, "\n\n");
// TODO: replace with ring-buffer
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);
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 float top_p = params.top_p;
const float temp = params.temp;
const float repeat_penalty = params.repeat_penalty;
// Chat loop
while (true) {
is_interacting = true;
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);
#if defined (_WIN32)
// Windows: must reactivate sigint handler after each signal
signal(SIGINT, sigint_handler);
#endif
if (params.instruct) {
printf("\n<human>: ");
@ -259,19 +181,10 @@ int main(int argc, char ** argv) {
std::string line;
bool another_line = true;
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)) {
// input stream is bad or EOF received
return 0;
}
#endif
if (line.empty() || line.back() != '\\') {
another_line = false;
} else {
@ -282,47 +195,31 @@ int main(int argc, char ** argv) {
buffer += '\n';
}
} while (another_line);
is_interacting = false;
// done taking input, reset color
set_console_color(con_st, CONSOLE_COLOR_DEFAULT);
// Check for input
if (buffer.length() <= 0) {
continue; // Restart loop for input
}
// Tokenize prompt with RedPajama special tokens
auto prompt_embd = ::gptneox_tokenize(ctx, buffer, false);
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, "human"));
embd_inp.push_back(gptneox_str_to_token(ctx, ">:"));
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, "<"));
embd_inp.push_back(gptneox_str_to_token(ctx, "bot"));
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?)
auto inp_size = embd_inp.size();
auto space = params.n_ctx - inp_size;
@ -340,10 +237,10 @@ int main(int argc, char ** argv) {
}
n_past += n_eval;
}
const int n_ctx = gptneox_n_ctx(ctx);
const int n_vocab = gptneox_n_vocab(ctx);
const float temp = params.temp;
const int32_t top_k = params.top_k <= 0 ? gptneox_n_vocab(ctx) : params.top_k;
const float top_p = params.top_p;
@ -357,18 +254,18 @@ int main(int argc, char ** argv) {
const float mirostat_tau = params.mirostat_tau;
const float mirostat_eta = params.mirostat_eta;
const bool penalize_nl = params.penalize_nl;
// Eval until space runs out
auto out_count = 0;
printf("<bot>:");
while (space > 0) {
// Get token
gptneox_token id = 0;
{
auto logits = gptneox_get_logits(ctx);
// Apply params.logit_bias map
for (auto it = params.logit_bias.begin(); it != params.logit_bias.end(); it++) {
logits[it->first] += it->second;
@ -420,7 +317,7 @@ int main(int argc, char ** argv) {
}
}
}
// Inc out count and dec space
out_count += 1;
space -= 1;
@ -429,9 +326,9 @@ int main(int argc, char ** argv) {
if (last_n_tokens.size() > params.repeat_last_n) {
last_n_tokens.erase(last_n_tokens.begin());
}
// Redpajama: check if the interactive is done.
// Redpajama: check if the interactive is done.
//std::cout<<" last_n_tokens.size: "<< last_n_tokens[0] <<" "<< last_n_tokens[1] <<" "<< last_n_tokens[2] << std::endl;
if (last_n_tokens.size()==3 && last_n_tokens[0]==gptneox_str_to_token(ctx, "<")
if (last_n_tokens.size()==3 && last_n_tokens[0]==gptneox_str_to_token(ctx, "<")
&& last_n_tokens[1]==gptneox_str_to_token(ctx, "human") && last_n_tokens[2]==gptneox_str_to_token(ctx, ">:")){
space = 0;
continue;
@ -446,10 +343,7 @@ int main(int argc, char ** argv) {
if (id == gptneox_token_bos()) {
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, "<")){
;
}
@ -482,26 +376,12 @@ int main(int argc, char ** argv) {
// Check for user interrupt
if (is_interacting) { space = 0; }
}
printf("\n");
//printf("\n %d", space);
printf("\n");
fflush(stdout);
}
#if defined (_WIN32)
signal(SIGINT, SIG_DFL);
#endif
gptneox_print_timings(ctx);
gptneox_free(ctx);
set_console_color(con_st, CONSOLE_COLOR_DEFAULT);
return 0;
}