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Embed4All: optionally count tokens, misc fixes (#2145)

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Key changes:
* python: optionally return token count in Embed4All.embed
* python and docs: models2.json -> models3.json
* Embed4All: require explicit prefix for unknown models
* llamamodel: fix shouldAddBOS for Bert and Nomic Bert

Signed-off-by: Jared Van Bortel <jared@nomic.ai>
This commit is contained in:
Jared Van Bortel
2024-03-20 11:24:02 -04:00
committed by GitHub
parent 271e6a529c
commit 0455b80b7f
11 changed files with 105 additions and 52 deletions
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4
gpt4all-backend/llmodel_c.cpp
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@@ -158,7 +158,7 @@ void llmodel_prompt(llmodel_model model, const char *prompt,
float *llmodel_embed(
llmodel_model model, const char **texts, size_t *embedding_size, const char *prefix, int dimensionality,
bool do_mean, bool atlas, const char **error
size_t *token_count, bool do_mean, bool atlas, const char **error
) {
auto *wrapper = static_cast<LLModelWrapper *>(model);
@@ -184,7 +184,7 @@ float *llmodel_embed(
if (prefix) { prefixStr = prefix; }
embedding = new float[embd_size];
wrapper->llModel->embed(textsVec, embedding, prefixStr, dimensionality, do_mean, atlas);
wrapper->llModel->embed(textsVec, embedding, prefixStr, dimensionality, token_count, do_mean, atlas);
} catch (std::exception const &e) {
llmodel_set_error(error, e.what());
return nullptr;