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common : allow caller to handle help/argument exceptions (#3715)

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* Allow caller to handle help/argument exceptions

* Prepend newline to usage output

* Add new gpt_params_parse_ex function to hide arg-parse impl

* Fix issue blocking success case

* exit instead of returning false

* Update common/common.h

Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>

* Update common/common.cpp

Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>

---------

Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>
This commit is contained in:
bandoti 2023-11-01 14:42:01 -03:00 committed by GitHub
parent a2758d08e4
commit 0e40806c1c
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 28 additions and 15 deletions
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41
common/common.cpp
View File

@ -103,9 +103,24 @@ void process_escapes(std::string& input) {
}
bool gpt_params_parse(int argc, char ** argv, gpt_params & params) {
bool result = true;
try {
if (!gpt_params_parse_ex(argc, argv, params)) {
gpt_print_usage(argc, argv, gpt_params());
exit(0);
}
}
catch (const std::invalid_argument& ex) {
fprintf(stderr, ex.what());
gpt_print_usage(argc, argv, gpt_params());
exit(1);
}
return result;
}
bool gpt_params_parse_ex(int argc, char ** argv, gpt_params & params) {
bool invalid_param = false;
std::string arg;
gpt_params default_params;
const std::string arg_prefix = "--";
llama_sampling_params & sparams = params.sparams;
@ -554,11 +569,8 @@ bool gpt_params_parse(int argc, char ** argv, gpt_params & params) {
break;
}
} else if (arg == "-h" || arg == "--help") {
gpt_print_usage(argc, argv, default_params);
#ifndef LOG_DISABLE_LOGS
log_print_usage();
#endif // LOG_DISABLE_LOGS
exit(0);
return false;
} else if (arg == "--random-prompt") {
params.random_prompt = true;
} else if (arg == "--in-prefix-bos") {
@ -617,22 +629,17 @@ bool gpt_params_parse(int argc, char ** argv, gpt_params & params) {
// End of Parse args for logging parameters
#endif // LOG_DISABLE_LOGS
} else {
fprintf(stderr, "error: unknown argument: %s\n", arg.c_str());
gpt_print_usage(argc, argv, default_params);
exit(1);
throw std::invalid_argument("error: unknown argument: " + arg);
}
}
if (invalid_param) {
fprintf(stderr, "error: invalid parameter for argument: %s\n", arg.c_str());
gpt_print_usage(argc, argv, default_params);
exit(1);
throw std::invalid_argument("error: invalid parameter for argument: " + arg);
}
if (params.prompt_cache_all &&
(params.interactive || params.interactive_first ||
params.instruct)) {
fprintf(stderr, "error: --prompt-cache-all not supported in interactive mode yet\n");
gpt_print_usage(argc, argv, default_params);
exit(1);
throw std::invalid_argument("error: --prompt-cache-all not supported in interactive mode yet\n");
}
if (params.escape) {
@ -651,6 +658,7 @@ bool gpt_params_parse(int argc, char ** argv, gpt_params & params) {
void gpt_print_usage(int /*argc*/, char ** argv, const gpt_params & params) {
const llama_sampling_params & sparams = params.sparams;
printf("\n");
printf("usage: %s [options]\n", argv[0]);
printf("\n");
printf("options:\n");
@ -762,6 +770,9 @@ void gpt_print_usage(int /*argc*/, char ** argv, const gpt_params & params) {
printf(" -ld LOGDIR, --logdir LOGDIR\n");
printf(" path under which to save YAML logs (no logging if unset)\n");
printf("\n");
#ifndef LOG_DISABLE_LOGS
log_print_usage();
#endif // LOG_DISABLE_LOGS
}
std::string get_system_info(const gpt_params & params) {

2
common/common.h
View File

@ -110,6 +110,8 @@ struct gpt_params {
std::string image = ""; // path to an image file
};
bool gpt_params_parse_ex(int argc, char ** argv, gpt_params & params);
bool gpt_params_parse(int argc, char ** argv, gpt_params & params);
void gpt_print_usage(int argc, char ** argv, const gpt_params & params);