chore: drop gpt4all.cpp (#3106)

chore: drop gpt4all

gpt4all is already supported in llama.cpp - the backend was kept for
keeping compatibility with old gpt4all models (prior to gguf format).

It is good time now to clean up and remove it to slim the compilation
process.

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

Makefile

@@ -10,10 +10,6 @@ GOLLAMA_REPO?=https://github.com/go-skynet/go-llama.cpp
 GOLLAMA_VERSION?=2b57a8ae43e4699d3dc5d1496a1ccd42922993be
 CPPLLAMA_VERSION?=1e6f6554aa11fa10160a5fda689e736c3c34169f
 
-# gpt4all version
-GPT4ALL_REPO?=https://github.com/nomic-ai/gpt4all
-GPT4ALL_VERSION?=27a8b020c36b0df8f8b82a252d261cda47cf44b8
-
 # go-rwkv version
 RWKV_REPO?=https://github.com/donomii/go-rwkv.cpp
 RWKV_VERSION?=661e7ae26d442f5cfebd2a0881b44e8c55949ec6
@@ -190,7 +186,6 @@ ALL_GRPC_BACKENDS+=backend-assets/grpc/llama-cpp-fallback
 ALL_GRPC_BACKENDS+=backend-assets/grpc/llama-ggml
 ALL_GRPC_BACKENDS+=backend-assets/grpc/llama-cpp-grpc
 ALL_GRPC_BACKENDS+=backend-assets/util/llama-cpp-rpc-server
-ALL_GRPC_BACKENDS+=backend-assets/grpc/gpt4all
 ALL_GRPC_BACKENDS+=backend-assets/grpc/rwkv
 ALL_GRPC_BACKENDS+=backend-assets/grpc/whisper
 ALL_GRPC_BACKENDS+=backend-assets/grpc/local-store
@@ -253,18 +248,6 @@ sources/go-piper:
 sources/go-piper/libpiper_binding.a: sources/go-piper
 	$(MAKE) -C sources/go-piper libpiper_binding.a example/main piper.o
 
-## GPT4ALL
-sources/gpt4all:
-	mkdir -p sources/gpt4all
-	cd sources/gpt4all && \
-	git init && \
-	git remote add origin $(GPT4ALL_REPO) && \
-	git fetch origin && \
-	git checkout $(GPT4ALL_VERSION) && \
-	git submodule update --init --recursive --depth 1 --single-branch
-
-sources/gpt4all/gpt4all-bindings/golang/libgpt4all.a: sources/gpt4all
-	$(MAKE) -C sources/gpt4all/gpt4all-bindings/golang/ libgpt4all.a
 
 ## RWKV
 sources/go-rwkv.cpp:
@@ -318,7 +301,7 @@ sources/whisper.cpp:
 sources/whisper.cpp/libwhisper.a: sources/whisper.cpp
 	cd sources/whisper.cpp && $(MAKE) libwhisper.a libggml.a
 
-get-sources: sources/go-llama.cpp sources/gpt4all sources/go-piper sources/go-rwkv.cpp sources/whisper.cpp sources/go-bert.cpp sources/go-stable-diffusion sources/go-tiny-dream backend/cpp/llama/llama.cpp
+get-sources: sources/go-llama.cpp sources/go-piper sources/go-rwkv.cpp sources/whisper.cpp sources/go-bert.cpp sources/go-stable-diffusion sources/go-tiny-dream backend/cpp/llama/llama.cpp
 
 replace:
 	$(GOCMD) mod edit -replace github.com/donomii/go-rwkv.cpp=$(CURDIR)/sources/go-rwkv.cpp
@@ -328,7 +311,6 @@ replace:
 	$(GOCMD) mod edit -replace github.com/M0Rf30/go-tiny-dream=$(CURDIR)/sources/go-tiny-dream
 	$(GOCMD) mod edit -replace github.com/mudler/go-piper=$(CURDIR)/sources/go-piper
 	$(GOCMD) mod edit -replace github.com/mudler/go-stable-diffusion=$(CURDIR)/sources/go-stable-diffusion
-	$(GOCMD) mod edit -replace github.com/nomic-ai/gpt4all/gpt4all-bindings/golang=$(CURDIR)/sources/gpt4all/gpt4all-bindings/golang
 	$(GOCMD) mod edit -replace github.com/go-skynet/go-llama.cpp=$(CURDIR)/sources/go-llama.cpp
 
 dropreplace:
@@ -339,7 +321,6 @@ dropreplace:
 	$(GOCMD) mod edit -dropreplace github.com/M0Rf30/go-tiny-dream
 	$(GOCMD) mod edit -dropreplace github.com/mudler/go-piper
 	$(GOCMD) mod edit -dropreplace github.com/mudler/go-stable-diffusion
-	$(GOCMD) mod edit -dropreplace github.com/nomic-ai/gpt4all/gpt4all-bindings/golang
 	$(GOCMD) mod edit -dropreplace github.com/go-skynet/go-llama.cpp
 
 prepare-sources: get-sources replace
@@ -349,7 +330,6 @@ prepare-sources: get-sources replace
 rebuild: ## Rebuilds the project
 	$(GOCMD) clean -cache
 	$(MAKE) -C sources/go-llama.cpp clean
-	$(MAKE) -C sources/gpt4all/gpt4all-bindings/golang/ clean
 	$(MAKE) -C sources/go-rwkv.cpp clean
 	$(MAKE) -C sources/whisper.cpp clean
 	$(MAKE) -C sources/go-stable-diffusion clean
@@ -469,8 +449,7 @@ test: prepare test-models/testmodel.ggml grpcs
 	export GO_TAGS="tts stablediffusion debug"
 	$(MAKE) prepare-test
 	HUGGINGFACE_GRPC=$(abspath ./)/backend/python/sentencetransformers/run.sh TEST_DIR=$(abspath ./)/test-dir/ FIXTURES=$(abspath ./)/tests/fixtures CONFIG_FILE=$(abspath ./)/test-models/config.yaml MODELS_PATH=$(abspath ./)/test-models \
-	$(GOCMD) run github.com/onsi/ginkgo/v2/ginkgo --label-filter="!gpt4all && !llama && !llama-gguf"  --flake-attempts $(TEST_FLAKES) --fail-fast -v -r $(TEST_PATHS)
+	$(GOCMD) run github.com/onsi/ginkgo/v2/ginkgo --label-filter="!llama && !llama-gguf"  --flake-attempts $(TEST_FLAKES) --fail-fast -v -r $(TEST_PATHS)
-	$(MAKE) test-gpt4all
 	$(MAKE) test-llama
 	$(MAKE) test-llama-gguf
 	$(MAKE) test-tts
@@ -500,10 +479,6 @@ teardown-e2e:
 	rm -rf $(TEST_DIR) || true
 	docker stop $$(docker ps -q --filter ancestor=localai-tests)
 
-test-gpt4all: prepare-test
-	TEST_DIR=$(abspath ./)/test-dir/ FIXTURES=$(abspath ./)/tests/fixtures CONFIG_FILE=$(abspath ./)/test-models/config.yaml MODELS_PATH=$(abspath ./)/test-models \
-	$(GOCMD) run github.com/onsi/ginkgo/v2/ginkgo --label-filter="gpt4all" --flake-attempts 5 -v -r $(TEST_PATHS)
-
 test-llama: prepare-test
 	TEST_DIR=$(abspath ./)/test-dir/ FIXTURES=$(abspath ./)/tests/fixtures CONFIG_FILE=$(abspath ./)/test-models/config.yaml MODELS_PATH=$(abspath ./)/test-models \
 	$(GOCMD) run github.com/onsi/ginkgo/v2/ginkgo --label-filter="llama" --flake-attempts 5 -v -r $(TEST_PATHS)
@@ -730,12 +705,6 @@ backend-assets/espeak-ng-data: sources/go-piper sources/go-piper/libpiper_bindin
 	mkdir -p backend-assets/espeak-ng-data
 	@cp -rf sources/go-piper/piper-phonemize/pi/share/espeak-ng-data/. backend-assets/espeak-ng-data
 
-backend-assets/gpt4all: sources/gpt4all sources/gpt4all/gpt4all-bindings/golang/libgpt4all.a
-	mkdir -p backend-assets/gpt4all
-	@cp sources/gpt4all/gpt4all-bindings/golang/buildllm/*.so backend-assets/gpt4all/ || true
-	@cp sources/gpt4all/gpt4all-bindings/golang/buildllm/*.dylib backend-assets/gpt4all/ || true
-	@cp sources/gpt4all/gpt4all-bindings/golang/buildllm/*.dll backend-assets/gpt4all/ || true
-
 backend-assets/grpc: protogen-go replace
 	mkdir -p backend-assets/grpc
 
@@ -746,13 +715,6 @@ ifneq ($(UPX),)
 	$(UPX) backend-assets/grpc/bert-embeddings
 endif
 
-backend-assets/grpc/gpt4all: sources/gpt4all sources/gpt4all/gpt4all-bindings/golang/libgpt4all.a backend-assets/gpt4all backend-assets/grpc
-	CGO_LDFLAGS="$(CGO_LDFLAGS)" C_INCLUDE_PATH=$(CURDIR)/sources/gpt4all/gpt4all-bindings/golang/ LIBRARY_PATH=$(CURDIR)/sources/gpt4all/gpt4all-bindings/golang/ \
-	$(GOCMD) build -ldflags "$(LD_FLAGS)" -tags "$(GO_TAGS)" -o backend-assets/grpc/gpt4all ./backend/go/llm/gpt4all/
-ifneq ($(UPX),)
-	$(UPX) backend-assets/grpc/gpt4all
-endif
-
 backend-assets/grpc/huggingface: backend-assets/grpc
 	$(GOCMD) build -ldflags "$(LD_FLAGS)" -tags "$(GO_TAGS)" -o backend-assets/grpc/huggingface ./backend/go/llm/langchain/
 ifneq ($(UPX),)

backend/go/llm/gpt4all/gpt4all.go

@@ -1,62 +0,0 @@
-package main
-
-// 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/mudler/LocalAI/pkg/grpc/base"
-	pb "github.com/mudler/LocalAI/pkg/grpc/proto"
-	gpt4all "github.com/nomic-ai/gpt4all/gpt4all-bindings/golang"
-)
-
-type LLM struct {
-	base.SingleThread
-
-	gpt4all *gpt4all.Model
-}
-
-func (llm *LLM) Load(opts *pb.ModelOptions) error {
-	model, err := gpt4all.New(opts.ModelFile,
-		gpt4all.SetThreads(int(opts.Threads)),
-		gpt4all.SetLibrarySearchPath(opts.LibrarySearchPath))
-	llm.gpt4all = model
-	return err
-}
-
-func buildPredictOptions(opts *pb.PredictOptions) []gpt4all.PredictOption {
-	predictOptions := []gpt4all.PredictOption{
-		gpt4all.SetTemperature(float64(opts.Temperature)),
-		gpt4all.SetTopP(float64(opts.TopP)),
-		gpt4all.SetTopK(int(opts.TopK)),
-		gpt4all.SetTokens(int(opts.Tokens)),
-	}
-
-	if opts.Batch != 0 {
-		predictOptions = append(predictOptions, gpt4all.SetBatch(int(opts.Batch)))
-	}
-	return predictOptions
-}
-
-func (llm *LLM) Predict(opts *pb.PredictOptions) (string, error) {
-	return llm.gpt4all.Predict(opts.Prompt, buildPredictOptions(opts)...)
-}
-
-func (llm *LLM) PredictStream(opts *pb.PredictOptions, results chan string) error {
-	predictOptions := buildPredictOptions(opts)
-
-	go func() {
-		llm.gpt4all.SetTokenCallback(func(token string) bool {
-			results <- token
-			return true
-		})
-		_, err := llm.gpt4all.Predict(opts.Prompt, predictOptions...)
-		if err != nil {
-			fmt.Println("err: ", err)
-		}
-		llm.gpt4all.SetTokenCallback(nil)
-		close(results)
-	}()
-
-	return nil
-}

backend/go/llm/gpt4all/main.go

@@ -1,21 +0,0 @@
-package main
-
-// Note: this is started internally by LocalAI and a server is allocated for each model
-
-import (
-	"flag"
-
-	grpc "github.com/mudler/LocalAI/pkg/grpc"
-)
-
-var (
-	addr = flag.String("addr", "localhost:50051", "the address to connect to")
-)
-
-func main() {
-	flag.Parse()
-
-	if err := grpc.StartServer(*addr, &LLM{}); err != nil {
-		panic(err)
-	}
-}

core/cli/worker/worker_llamacpp.go

@@ -21,7 +21,7 @@ func (r *LLamaCPP) Run(ctx *cliContext.Context) error {
 	err := assets.ExtractFiles(ctx.BackendAssets, r.BackendAssetsPath)
 	log.Debug().Msgf("Extracting backend assets files to %s", r.BackendAssetsPath)
 	if err != nil {
-		log.Warn().Msgf("Failed extracting backend assets files: %s (might be required for some backends to work properly, like gpt4all)", err)
+		log.Warn().Msgf("Failed extracting backend assets files: %s (might be required for some backends to work properly)", err)
 	}
 
 	if len(os.Args) < 4 {

core/cli/worker/worker_p2p.go

@@ -33,7 +33,7 @@ func (r *P2P) Run(ctx *cliContext.Context) error {
 	err := assets.ExtractFiles(ctx.BackendAssets, r.BackendAssetsPath)
 	log.Debug().Msgf("Extracting backend assets files to %s", r.BackendAssetsPath)
 	if err != nil {
-		log.Warn().Msgf("Failed extracting backend assets files: %s (might be required for some backends to work properly, like gpt4all)", err)
+		log.Warn().Msgf("Failed extracting backend assets files: %s (might be required for some backends to work properly)", err)
 	}
 
 	// Check if the token is set

core/http/app_test.go

@@ -563,32 +563,6 @@ var _ = Describe("API test", func() {
 				Expect(res["unit"]).To(Equal("celcius"), fmt.Sprint(res))
 				Expect(string(resp2.Choices[0].FinishReason)).To(Equal("function_call"), fmt.Sprint(resp2.Choices[0].FinishReason))
 			})
-
-			It("runs gpt4all", Label("gpt4all"), func() {
-				if runtime.GOOS != "linux" {
-					Skip("test supported only on linux")
-				}
-
-				response := postModelApplyRequest("http://127.0.0.1:9090/models/apply", modelApplyRequest{
-					URL:  "github:go-skynet/model-gallery/gpt4all-j.yaml",
-					Name: "gpt4all-j",
-				})
-
-				Expect(response["uuid"]).ToNot(BeEmpty(), fmt.Sprint(response))
-
-				uuid := response["uuid"].(string)
-
-				Eventually(func() bool {
-					response := getModelStatus("http://127.0.0.1:9090/models/jobs/" + uuid)
-					return response["processed"].(bool)
-				}, "960s", "10s").Should(Equal(true))
-
-				resp, err := client.CreateChatCompletion(context.TODO(), openai.ChatCompletionRequest{Model: "gpt4all-j", Messages: []openai.ChatCompletionMessage{openai.ChatCompletionMessage{Role: "user", Content: "How are you?"}}})
-				Expect(err).ToNot(HaveOccurred())
-				Expect(len(resp.Choices)).To(Equal(1))
-				Expect(resp.Choices[0].Message.Content).To(ContainSubstring("well"))
-			})
-
 		})
 	})
 
@@ -792,20 +766,6 @@ var _ = Describe("API test", func() {
 			Expect(resp.Choices[0].Message.Content).ToNot(BeEmpty())
 		})
 
-		It("can generate completions from model configs", func() {
-			resp, err := client.CreateCompletion(context.TODO(), openai.CompletionRequest{Model: "gpt4all", Prompt: testPrompt})
-			Expect(err).ToNot(HaveOccurred())
-			Expect(len(resp.Choices)).To(Equal(1))
-			Expect(resp.Choices[0].Text).ToNot(BeEmpty())
-		})
-
-		It("can generate chat completions from model configs", func() {
-			resp, err := client.CreateChatCompletion(context.TODO(), openai.ChatCompletionRequest{Model: "gpt4all-2", Messages: []openai.ChatCompletionMessage{openai.ChatCompletionMessage{Role: "user", Content: testPrompt}}})
-			Expect(err).ToNot(HaveOccurred())
-			Expect(len(resp.Choices)).To(Equal(1))
-			Expect(resp.Choices[0].Message.Content).ToNot(BeEmpty())
-		})
-
 		It("returns errors", func() {
 			_, err := client.CreateCompletion(context.TODO(), openai.CompletionRequest{Model: "foomodel", Prompt: testPrompt})
 			Expect(err).To(HaveOccurred())

core/http/routes/ui.go

@@ -267,7 +267,7 @@ func RegisterUIRoutes(app *fiber.App,
 			return c.SendString(elements.ProgressBar("100"))
 		}
 		if status.Error != nil {
-			// TODO: instead of deleting the job, we should keep it in the cache and make it dismissable
+			// TODO: instead of deleting the job, we should keep it in the cache and make it dismissable by the user
 			processingModels.DeleteUUID(jobUID)
 			return c.SendString(elements.ErrorProgress(status.Error.Error(), status.GalleryModelName))
 		}

core/startup/startup.go

@@ -106,7 +106,7 @@ func Startup(opts ...config.AppOption) (*config.BackendConfigLoader, *model.Mode
 		err := assets.ExtractFiles(options.BackendAssets, options.AssetsDestination)
 		log.Debug().Msgf("Extracting backend assets files to %s", options.AssetsDestination)
 		if err != nil {
-			log.Warn().Msgf("Failed extracting backend assets files: %s (might be required for some backends to work properly, like gpt4all)", err)
+			log.Warn().Msgf("Failed extracting backend assets files: %s (might be required for some backends to work properly)", err)
 		}
 	}
 

pkg/model/initializers.go

@@ -45,11 +45,6 @@ const (
 
 	LLamaCPPGRPC = "llama-cpp-grpc"
 
-	Gpt4AllLlamaBackend = "gpt4all-llama"
-	Gpt4AllMptBackend   = "gpt4all-mpt"
-	Gpt4AllJBackend     = "gpt4all-j"
-	Gpt4All             = "gpt4all"
-
 	BertEmbeddingsBackend  = "bert-embeddings"
 	RwkvBackend            = "rwkv"
 	WhisperBackend         = "whisper"
@@ -144,11 +139,10 @@ ENTRY:
 
 	// sets a priority list - first has more priority
 	priorityList := []string{
-
 		// First llama.cpp(variants) and llama-ggml to follow.
 		// We keep the fallback to prevent that if the llama.cpp variants
 		// that depends on shared libs if breaks have still a safety net.
-		LLamaCPP, LlamaGGML, Gpt4All, LLamaCPPFallback,
+		LLamaCPP, LlamaGGML, LLamaCPPFallback,
 	}
 
 	toTheEnd := []string{
@@ -434,9 +428,6 @@ func (ml *ModelLoader) BackendLoader(opts ...Option) (client grpc.Backend, err e
 	var backendToConsume string
 
 	switch backend {
-	case Gpt4AllLlamaBackend, Gpt4AllMptBackend, Gpt4AllJBackend, Gpt4All:
-		o.gRPCOptions.LibrarySearchPath = filepath.Join(o.assetDir, "backend-assets", "gpt4all")
-		backendToConsume = Gpt4All
 	case PiperBackend:
 		o.gRPCOptions.LibrarySearchPath = filepath.Join(o.assetDir, "backend-assets", "espeak-ng-data")
 		backendToConsume = PiperBackend