LocalAI/pkg/backend/llm/bloomz/bloomz.go
Ettore Di Giacinto cc060a283d
fix: drop racy code, refactor and group API schema (#931)
Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
2023-08-20 14:04:45 +02:00

60 lines
1.4 KiB
Go

package bloomz
// This is a wrapper to statisfy the GRPC service interface
// It is meant to be used by the main executable that is the server for the specific backend type (falcon, gpt3, etc)
import (
"fmt"
"github.com/go-skynet/LocalAI/pkg/grpc/base"
pb "github.com/go-skynet/LocalAI/pkg/grpc/proto"
"github.com/go-skynet/bloomz.cpp"
)
type LLM struct {
base.SingleThread
bloomz *bloomz.Bloomz
}
func (llm *LLM) Load(opts *pb.ModelOptions) error {
model, err := bloomz.New(opts.ModelFile)
llm.bloomz = model
return err
}
func buildPredictOptions(opts *pb.PredictOptions) []bloomz.PredictOption {
predictOptions := []bloomz.PredictOption{
bloomz.SetTemperature(float64(opts.Temperature)),
bloomz.SetTopP(float64(opts.TopP)),
bloomz.SetTopK(int(opts.TopK)),
bloomz.SetTokens(int(opts.Tokens)),
bloomz.SetThreads(int(opts.Threads)),
}
if opts.Seed != 0 {
predictOptions = append(predictOptions, bloomz.SetSeed(int(opts.Seed)))
}
return predictOptions
}
func (llm *LLM) Predict(opts *pb.PredictOptions) (string, error) {
return llm.bloomz.Predict(opts.Prompt, buildPredictOptions(opts)...)
}
// fallback to Predict
func (llm *LLM) PredictStream(opts *pb.PredictOptions, results chan string) error {
go func() {
res, err := llm.bloomz.Predict(opts.Prompt, buildPredictOptions(opts)...)
if err != nil {
fmt.Println("err: ", err)
}
results <- res
close(results)
}()
return nil
}