integrated token probability viewer in debugmode
This commit is contained in:
Concedo
parent
8b8f2f4cf5
commit
3c8f404243
1 changed files with 95 additions and 47 deletions
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@ -65,6 +65,7 @@ static size_t mem_per_token = 0;
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static std::vector<float> logits;
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static std::vector<int> smartcontext;
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static std::vector<std::string> stop_sequence;
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static std::vector<llama_token_data> top_picks;
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inline bool IsNanCheck(float f)
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{
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@ -96,11 +97,26 @@ llama_token sample_token(llama_token_data_array * candidates, std::mt19937 & rng
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llama_sample_softmax(nullptr, candidates);
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std::vector<float> probs;
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probs.reserve(candidates->size);
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top_picks.clear();
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for (size_t i = 0; i < candidates->size; ++i) {
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probs.push_back(candidates->data[i].p);
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}
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std::discrete_distribution<> dist(probs.begin(), probs.end());
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int idx = dist(rng);
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if(debugmode)
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{
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top_picks.push_back(candidates->data[idx]);
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for (size_t i = 0; (i < candidates->size && i<4); ++i)
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{
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if(i!=idx)
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{
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top_picks.push_back(candidates->data[i]);
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}
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}
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}
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llama_token result = candidates->data[idx].id;
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return result;
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}
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@ -216,6 +232,22 @@ int mirostat, float mirostat_tau, float mirostat_eta)
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return id;
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}
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static std::string FileFormatTokenizeID(int id, FileFormat file_format)
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{
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if (file_format == FileFormat::GGML || file_format == FileFormat::GGHF || file_format == FileFormat::GGJT || file_format == FileFormat::GGJT_2)
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{
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return std::string(llama_v2_token_to_str(llama_ctx_v2, id));
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}
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else if (file_format == FileFormat::GGJT_3)
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{
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return std::string(llama_token_to_str(llama_ctx_v3, id));
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}
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else
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{
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return vocab.id_to_token[id];
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}
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}
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ModelLoadResult gpttype_load_model(const load_model_inputs inputs, FileFormat in_file_format)
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{
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ggml_time_init();
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@ -593,7 +625,6 @@ ModelLoadResult gpttype_load_model(const load_model_inputs inputs, FileFormat in
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}
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generation_outputs gpttype_generate(const generation_inputs inputs, generation_outputs &output)
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{
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stop_sequence.clear();
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@ -628,7 +659,7 @@ generation_outputs gpttype_generate(const generation_inputs inputs, generation_o
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}
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if (params.top_k < 1)
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{
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params.top_k = 300; //to disable top_k we actually need to increase this value to a very high number
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params.top_k = 200; //to disable top_k we actually need to increase this value to a very high number
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}
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if (params.seed <= 0)
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{
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@ -797,44 +828,27 @@ generation_outputs gpttype_generate(const generation_inputs inputs, generation_o
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if (debugmode)
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{
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std::string outstr = "";
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printf("\n[Debug: Dump Input Tokens, format: %d]\n", file_format);
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if (file_format == FileFormat::GGML || file_format == FileFormat::GGHF || file_format == FileFormat::GGJT || file_format == FileFormat::GGJT_2)
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{
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for (auto id : embd_inp)
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{
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printf("'%s (%d)', ",llama_v2_token_to_str(llama_ctx_v2, id),id);
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}
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printf("\n\n[Debug: Context Size = %d]\n",current_context_tokens.size());
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for (auto id : current_context_tokens)
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{
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printf("'%s (%d)', ",llama_v2_token_to_str(llama_ctx_v2, id),id);
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}
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}
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else if (file_format == FileFormat::GGJT_3)
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{
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std::string tmp = "";
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for (auto id : embd_inp)
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{
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printf("'%s (%d)', ",llama_token_to_str(llama_ctx_v3, id),id);
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tmp += "'" + FileFormatTokenizeID(id, file_format) + " (" + std::to_string(id) + ")', ";
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}
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printf("\n\n[Debug: Context Size = %d]\n",current_context_tokens.size());
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::utreplace(tmp, "\n", "\\n");
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outstr += tmp;
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outstr += "\n\n[Debug: Context Size = " + std::to_string(current_context_tokens.size()) + "]\n";
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tmp = "";
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for (auto id : current_context_tokens)
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{
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printf("'%s (%d)', ",llama_token_to_str(llama_ctx_v3, id),id);
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}
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}
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else
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{
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for (auto id : embd_inp)
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{
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printf("'%s (%d)', ",vocab.id_to_token[id].c_str(),id);
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}
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printf("\n\n[Debug: Context Size = %d]\n",current_context_tokens.size());
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for (auto id : current_context_tokens)
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{
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printf("'%s (%d)', ",vocab.id_to_token[id].c_str(),id);
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}
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tmp += "'" + FileFormatTokenizeID(id, file_format) + " (" + std::to_string(id) + ")', ";
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}
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::utreplace(tmp, "\n", "\\n");
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outstr += tmp;
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printf(outstr.c_str());
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printf("\n\n");
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}
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@ -956,11 +970,12 @@ generation_outputs gpttype_generate(const generation_inputs inputs, generation_o
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{
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// set the logit of the eos token (2) to zero to avoid sampling it
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logits[llama_token_eos()] = 0;
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//set logits of opening square bracket to zero.
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logits[518] = 0;
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logits[29961] = 0;
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//set logits of opening square bracket to zero. (disabled as obsolete)
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// logits[518] = 0;
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// logits[29961] = 0;
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}
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id = SampleLogits(logits, nctx, n_vocab, last_n_size, repeat_penalty,
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top_k, top_p, typical_p, tfs_z, temp, rng,
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params.mirostat,params.mirostat_tau,params.mirostat_eta);
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@ -970,7 +985,8 @@ generation_outputs gpttype_generate(const generation_inputs inputs, generation_o
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{
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if (!unbanTokens)
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{
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// set the logit of the eos token (2) to zero to avoid sampling it
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//gpt2 uses negative logits, so we cant zero it
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// set the logit of the eos token to minimum to avoid sampling it
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if ((file_format == FileFormat::GPT2_1 ||
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file_format == FileFormat::GPT2_2 ||
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file_format == FileFormat::GPT2_3 ||
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@ -982,9 +998,22 @@ generation_outputs gpttype_generate(const generation_inputs inputs, generation_o
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file_format == FileFormat::GPTJ_5) &&
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logits.size() > 50256)
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{
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logits[50256] = (logits[50256] < 0 ? logits[50256] : 0);
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int topid = std::min_element(logits.begin(),logits.end())-logits.begin();
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logits[50256] = (logits[topid] < 0 ? logits[topid] : 0);
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}
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// set the logit of the eos token (0) to minimum to avoid sampling it
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if (file_format == FileFormat::NEOX_1 ||
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file_format == FileFormat::NEOX_2 ||
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file_format == FileFormat::NEOX_3 ||
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file_format == FileFormat::NEOX_4 ||
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file_format == FileFormat::NEOX_5 ||
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file_format == FileFormat::NEOX_6 ||
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file_format == FileFormat::NEOX_7)
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{
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int topid = std::min_element(logits.begin(),logits.end())-logits.begin();
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logits[0] = (logits[topid] < 0 ? logits[topid] : 0);
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}
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//gpt2 uses negative logits, so we cant zero it
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}
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id = SampleLogits(logits.data(), nctx, n_vocab, last_n_size, repeat_penalty,
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@ -1026,6 +1055,25 @@ generation_outputs gpttype_generate(const generation_inputs inputs, generation_o
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concat_output += vocab.id_to_token[id].c_str();
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}
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}
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if(debugmode && top_picks.size()>0)
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{
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printf(" [");
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bool firstloop = true;
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for (auto & pick : top_picks)
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{
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if (!firstloop)
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{
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printf(" ");
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}
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firstloop = false;
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std::string tokenizedstr = FileFormatTokenizeID(pick.id, file_format);
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::utreplace(tokenizedstr, "\n", "\\n");
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printf("(%s %.2f%%)", tokenizedstr.c_str(), pick.p*100);
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}
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printf("]\n");
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}
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for (const auto &matched : stop_sequence)
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{
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if (concat_output.find(matched) != std::string::npos)
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