8000 Check for reverse prompt by characters instead of tokens (#292) by tjohnman · Pull Request #330 · ggml-org/llama.cpp · GitHub
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Check for reverse prompt by characters instead of tokens (#292) #330

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Merged
merged 5 commits into from
Mar 21, 2023
Merged

Check for reverse prompt by characters instead of tokens (#292) #330

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b646ffa
Check for reverse prompt by characters instead of tokens (#292)
Mar 20, 2023
e9f7747
Update main.cpp
tjohnman Mar 20, 2023
6242d1c
Cleanup.
Mar 20, 2023
1228080
Remove unnecessary use of std::stringstream.
Mar 20, 2023
c8e940e
Merge branch 'master' into bugfix-292
ggerganov Mar 21, 2023
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Cleanup.
  • Loading branch information
Johnman committed Mar 20, 2023
commit 6242d1ccd5fd2b9c403ad526647176bd9edfedf0
9 changes: 2 additions & 7 deletions main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -906,7 +906,7 @@ int main(int argc, char ** argv) {

if(params.antiprompt.size()) {
for (auto antiprompt : params.antiprompt) {
fprintf(stderr, "Reverse prompt: %s\n", antiprompt);
fprintf(stderr, "Reverse prompt: '%s'\n", antiprompt.c_str());
}
}
}
Expand Down Expand Up @@ -1023,23 +1023,18 @@ int main(int argc, char ** argv) {
// check if we should prompt the user for more
if (params.interactive && embd_inp.size() <= input_consumed) {
// check for reverse prompt

std::stringstream last_output_ss;
for (auto id : last_n_tokens) {
last_output_ss << vocab.id_to_token[id];
}
std::string last_output = last_output_ss.str();

// Check if each of the reverse prompts appears at the end of the output.
for (std::string antiprompt : params.antiprompt) {
if (last_output.find(antiprompt.c_str(), last_output.length() - antiprompt.length(), antiprompt.length()) != std::string::npos) {
is_interacting = true;
break;
}
/*if (antiprompt_inp.size() && std::equal(antiprompt_inp.rbegin(), antiprompt_inp.rend(), last_n_tokens.rbegin())) {
// reverse prompt found
is_interacting = true;
break;
}*/
}
if (is_interacting) {
if (params.instruct) {
Expand Down
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