aditya/llama.cpp
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feat: '--in-prefix STRING' option (#426)

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Prefix user inputs with a string
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anzz1 2023-03-25 14:03:19 +02:00 committed by GitHub
parent 58e6c9f36f
commit fbd4d38c64
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3 changed files with 13 additions and 0 deletions
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9
main.cpp
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@ -300,6 +300,10 @@ int main(int argc, char ** argv) {
fprintf(stderr, "Reverse prompt: '%s'\n", antiprompt.c_str());
}
}
if (!params.input_prefix.empty()) {
fprintf(stderr, "Input prefix: '%s'\n", params.input_prefix.c_str());
}
}
fprintf(stderr, "sampling parameters: 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, "\n\n");
@ -472,6 +476,11 @@ int main(int argc, char ** argv) {
}
std::string buffer;
if (!params.input_prefix.empty()) {
buffer += params.input_prefix;
printf(buffer.c_str());
}
std::string line;
bool another_line = true;
do {

3
utils.cpp
View file

@ -155,6 +155,8 @@ bool gpt_params_parse(int argc, char ** argv, gpt_params & params) {
exit(0);
} else if (arg == "--random-prompt") {
params.random_prompt = true;
} else if (arg == "--in-prefix") {
params.input_prefix = argv[++i];
} else {
fprintf(stderr, "error: unknown argument: %s\n", arg.c_str());
gpt_print_usage(argc, argv, params);
@ -187,6 +189,7 @@ void gpt_print_usage(int /*argc*/, char ** argv, const gpt_params & params) {
fprintf(stderr, " -p PROMPT, --prompt PROMPT\n");
fprintf(stderr, " prompt to start generation with (default: empty)\n");
fprintf(stderr, " --random-prompt start with a randomized prompt.\n");
fprintf(stderr, " --in-prefix STRING string to prefix user inputs with (default: empty)\n");
fprintf(stderr, " -f FNAME, --file FNAME\n");
fprintf(stderr, " prompt file to start generation.\n");
fprintf(stderr, " -n N, --n_predict N number of tokens to predict (default: %d)\n", params.n_predict);

1
utils.h
View file

@ -30,6 +30,7 @@ struct gpt_params {
std::string model = "models/lamma-7B/ggml-model.bin"; // model path
std::string prompt = "";
std::string input_prefix = ""; // string to prefix user inputs with
std::vector<std::string> antiprompt; // string upon seeing which more user input is prompted