Merge pull request #4570 from ollama/mxyng/slices

lint some of the things

.github/workflows/test.yaml

@@ -269,9 +269,9 @@ jobs:
           mkdir -p llm/build/darwin/$ARCH/stub/bin
           touch llm/build/darwin/$ARCH/stub/bin/ollama_llama_server
         if: ${{ startsWith(matrix.os, 'macos-') }}
-      - uses: golangci/golangci-lint-action@v4
+      - uses: golangci/golangci-lint-action@v6
         with:
-          args: --timeout 8m0s -v
+          args: --timeout 8m0s -v ${{ startsWith(matrix.os, 'windows-') && '' || '--disable gofmt --disable goimports' }}
   test:
     strategy:
       matrix:

.golangci.yaml

@@ -9,9 +9,26 @@ linters:
     - contextcheck
     - exportloopref
     - gocheckcompilerdirectives
-    # FIXME: for some reason this errors on windows
+    # conditionally enable this on linux/macos
     # - gofmt
     # - goimports
+    - intrange
     - misspell
     - nilerr
+    - nolintlint
+    - nosprintfhostport
+    - testifylint
+    - unconvert
     - unused
+    - wastedassign
+    - whitespace
+    - usestdlibvars
+severity:
+  default-severity: error
+  rules:
+    - linters:
+        - gofmt
+        - goimports
+        - intrange
+        - usestdlibvars
+      severity: info

api/types_test.go

@@ -72,13 +72,13 @@ func TestDurationMarshalUnmarshal(t *testing.T) {
 		},
 		{
 			"positive duration",
-			time.Duration(42 * time.Second),
+			42 * time.Second,
-			time.Duration(42 * time.Second),
+			42 * time.Second,
 		},
 		{
 			"another positive duration",
-			time.Duration(42 * time.Minute),
+			42 * time.Minute,
-			time.Duration(42 * time.Minute),
+			42 * time.Minute,
 		},
 		{
 			"zero duration",

app/lifecycle/paths.go

@@ -69,7 +69,6 @@ func init() {
 				slog.Error(fmt.Sprintf("create ollama dir %s: %v", AppDataDir, err))
 			}
 		}
-
 	} else if runtime.GOOS == "darwin" {
 		// TODO
 		AppName += ".app"

app/lifecycle/server.go

@@ -15,7 +15,7 @@ import (
 )
 
 func getCLIFullPath(command string) string {
-	cmdPath := ""
+	var cmdPath string
 	appExe, err := os.Executable()
 	if err == nil {
 		cmdPath = filepath.Join(filepath.Dir(appExe), command)
@@ -65,7 +65,6 @@ func start(ctx context.Context, command string) (*exec.Cmd, error) {
 	if err != nil {
 		if !errors.Is(err, os.ErrNotExist) {
 			return nil, fmt.Errorf("stat ollama server log dir %s: %v", logDir, err)
-
 		}
 
 		if err := os.MkdirAll(logDir, 0o755); err != nil {

app/lifecycle/server_windows.go

@@ -24,7 +24,8 @@ func terminate(cmd *exec.Cmd) error {
 	if err != nil {
 		return err
 	}
-	defer dll.Release() // nolint: errcheck
+	//nolint:errcheck
+	defer dll.Release()
 
 	pid := cmd.Process.Pid
 
@@ -73,7 +74,8 @@ func isProcessExited(pid int) (bool, error) {
 	if err != nil {
 		return false, fmt.Errorf("failed to open process: %v", err)
 	}
-	defer windows.CloseHandle(hProcess) // nolint: errcheck
+	//nolint:errcheck
+	defer windows.CloseHandle(hProcess)
 
 	var exitCode uint32
 	err = windows.GetExitCodeProcess(hProcess, &exitCode)

app/lifecycle/updater.go

@@ -78,7 +78,7 @@ func IsNewReleaseAvailable(ctx context.Context) (bool, UpdateResponse) {
 	}
 	defer resp.Body.Close()
 
-	if resp.StatusCode == 204 {
+	if resp.StatusCode == http.StatusNoContent {
 		slog.Debug("check update response 204 (current version is up to date)")
 		return false, updateResp
 	}
@@ -87,7 +87,7 @@ func IsNewReleaseAvailable(ctx context.Context) (bool, UpdateResponse) {
 		slog.Warn(fmt.Sprintf("failed to read body response: %s", err))
 	}
 
-	if resp.StatusCode != 200 {
+	if resp.StatusCode != http.StatusOK {
 		slog.Info(fmt.Sprintf("check update error %d - %.96s", resp.StatusCode, string(body)))
 		return false, updateResp
 	}
@@ -114,7 +114,7 @@ func DownloadNewRelease(ctx context.Context, updateResp UpdateResponse) error {
 	if err != nil {
 		return fmt.Errorf("error checking update: %w", err)
 	}
-	if resp.StatusCode != 200 {
+	if resp.StatusCode != http.StatusOK {
 		return fmt.Errorf("unexpected status attempting to download update %d", resp.StatusCode)
 	}
 	resp.Body.Close()

app/store/store.go

@@ -29,7 +29,6 @@ func GetID() string {
 		initStore()
 	}
 	return store.ID
-
 }
 
 func GetFirstTimeRun() bool {

app/tray/wintray/eventloop.go

@@ -47,7 +47,6 @@ func nativeLoop() {
 		default:
 			pTranslateMessage.Call(uintptr(unsafe.Pointer(m))) //nolint:errcheck
 			pDispatchMessage.Call(uintptr(unsafe.Pointer(m)))  //nolint:errcheck
-
 		}
 	}
 }
@@ -160,8 +159,8 @@ func (t *winTray) wndProc(hWnd windows.Handle, message uint32, wParam, lParam ui
 		lResult, _, _ = pDefWindowProc.Call(
 			uintptr(hWnd),
 			uintptr(message),
-			uintptr(wParam),
+			wParam,
-			uintptr(lParam),
+			lParam,
 		)
 	}
 	return

app/tray/wintray/tray.go

@@ -186,7 +186,7 @@ func (t *winTray) initInstance() error {
 	t.muNID.Lock()
 	defer t.muNID.Unlock()
 	t.nid = &notifyIconData{
-		Wnd:             windows.Handle(t.window),
+		Wnd:             t.window,
 		ID:              100,
 		Flags:           NIF_MESSAGE,
 		CallbackMessage: t.wmSystrayMessage,
@@ -197,7 +197,6 @@ func (t *winTray) initInstance() error {
 }
 
 func (t *winTray) createMenu() error {
-
 	menuHandle, _, err := pCreatePopupMenu.Call()
 	if menuHandle == 0 {
 		return err
@@ -246,7 +245,7 @@ func (t *winTray) addOrUpdateMenuItem(menuItemId uint32, parentId uint32, title
 	mi := menuItemInfo{
 		Mask:     MIIM_FTYPE | MIIM_STRING | MIIM_ID | MIIM_STATE,
 		Type:     MFT_STRING,
-		ID:       uint32(menuItemId),
+		ID:       menuItemId,
 		TypeData: titlePtr,
 		Cch:      uint32(len(title)),
 	}
@@ -302,11 +301,10 @@ func (t *winTray) addOrUpdateMenuItem(menuItemId uint32, parentId uint32, title
 }
 
 func (t *winTray) addSeparatorMenuItem(menuItemId, parentId uint32) error {
-
 	mi := menuItemInfo{
 		Mask: MIIM_FTYPE | MIIM_ID | MIIM_STATE,
 		Type: MFT_SEPARATOR,
-		ID:   uint32(menuItemId),
+		ID:   menuItemId,
 	}
 
 	mi.Size = uint32(unsafe.Sizeof(mi))
@@ -426,7 +424,6 @@ func iconBytesToFilePath(iconBytes []byte) (string, error) {
 // Loads an image from file and shows it in tray.
 // Shell_NotifyIcon: https://msdn.microsoft.com/en-us/library/windows/desktop/bb762159(v=vs.85).aspx
 func (t *winTray) setIcon(src string) error {
-
 	h, err := t.loadIconFrom(src)
 	if err != nil {
 		return err
@@ -444,7 +441,6 @@ func (t *winTray) setIcon(src string) error {
 // Loads an image from file to be shown in tray or menu item.
 // LoadImage: https://msdn.microsoft.com/en-us/library/windows/desktop/ms648045(v=vs.85).aspx
 func (t *winTray) loadIconFrom(src string) (windows.Handle, error) {
-
 	// Save and reuse handles of loaded images
 	t.muLoadedImages.RLock()
 	h, ok := t.loadedImages[src]

cmd/cmd.go

@@ -20,6 +20,7 @@ import (
 	"path/filepath"
 	"regexp"
 	"runtime"
+	"slices"
 	"strings"
 	"syscall"
 	"time"
@@ -29,7 +30,6 @@ import (
 	"github.com/olekukonko/tablewriter"
 	"github.com/spf13/cobra"
 	"golang.org/x/crypto/ssh"
-	"golang.org/x/exp/slices"
 	"golang.org/x/term"
 
 	"github.com/ollama/ollama/api"
@@ -746,7 +746,6 @@ func displayResponse(content string, wordWrap bool, state *displayResponseState)
 	if wordWrap && termWidth >= 10 {
 		for _, ch := range content {
 			if state.lineLength+1 > termWidth-5 {
-
 				if runewidth.StringWidth(state.wordBuffer) > termWidth-10 {
 					fmt.Printf("%s%c", state.wordBuffer, ch)
 					state.wordBuffer = ""
@@ -1030,24 +1029,6 @@ func initializeKeypair() error {
 	return nil
 }
 
-//nolint:unused
-func waitForServer(ctx context.Context, client *api.Client) error {
-	// wait for the server to start
-	timeout := time.After(5 * time.Second)
-	tick := time.Tick(500 * time.Millisecond)
-	for {
-		select {
-		case <-timeout:
-			return errors.New("timed out waiting for server to start")
-		case <-tick:
-			if err := client.Heartbeat(ctx); err == nil {
-				return nil // server has started
-			}
-		}
-	}
-
-}
-
 func checkServerHeartbeat(cmd *cobra.Command, _ []string) error {
 	client, err := api.ClientFromEnvironment()
 	if err != nil {

cmd/interactive.go

@@ -8,11 +8,11 @@ import (
 	"os"
 	"path/filepath"
 	"regexp"
+	"slices"
 	"sort"
 	"strings"
 
 	"github.com/spf13/cobra"
-	"golang.org/x/exp/slices"
 
 	"github.com/ollama/ollama/api"
 	"github.com/ollama/ollama/envconfig"

cmd/interactive_test.go

@@ -6,6 +6,7 @@ import (
 	"text/template"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 
 	"github.com/ollama/ollama/api"
 )
@@ -85,11 +86,11 @@ MESSAGE assistant """Yes it is true, I am half horse, half shark."""
 `
 
 	tmpl, err := template.New("").Parse(expectedModelfile)
-	assert.Nil(t, err)
+	require.NoError(t, err)
 
 	var buf bytes.Buffer
 	err = tmpl.Execute(&buf, opts)
-	assert.Nil(t, err)
+	require.NoError(t, err)
 	assert.Equal(t, buf.String(), mf)
 
 	opts.ParentModel = "horseshark"
@@ -107,10 +108,10 @@ MESSAGE assistant """Yes it is true, I am half horse, half shark."""
 `
 
 	tmpl, err = template.New("").Parse(expectedModelfile)
-	assert.Nil(t, err)
+	require.NoError(t, err)
 
 	var parentBuf bytes.Buffer
 	err = tmpl.Execute(&parentBuf, opts)
-	assert.Nil(t, err)
+	require.NoError(t, err)
 	assert.Equal(t, parentBuf.String(), mf)
 }

cmd/start.go

@@ -0,0 +1,27 @@
+//go:build darwin || windows
+
+package cmd
+
+import (
+	"context"
+	"errors"
+	"time"
+
+	"github.com/ollama/ollama/api"
+)
+
+func waitForServer(ctx context.Context, client *api.Client) error {
+	// wait for the server to start
+	timeout := time.After(5 * time.Second)
+	tick := time.Tick(500 * time.Millisecond)
+	for {
+		select {
+		case <-timeout:
+			return errors.New("timed out waiting for server to start")
+		case <-tick:
+			if err := client.Heartbeat(ctx); err == nil {
+				return nil // server has started
+			}
+		}
+	}
+}

convert/convert.go

@@ -189,7 +189,7 @@ func LoadSentencePieceTokens(dirpath string, params *Params) (*Vocab, error) {
 	if params.VocabSize > len(v.Tokens) {
 		missingTokens := params.VocabSize - len(v.Tokens)
 		slog.Warn(fmt.Sprintf("vocab is missing %d tokens", missingTokens))
-		for cnt := 0; cnt < missingTokens; cnt++ {
+		for cnt := range missingTokens {
 			v.Tokens = append(v.Tokens, fmt.Sprintf("<dummy%05d>", cnt+1))
 			v.Scores = append(v.Scores, -1)
 			v.Types = append(v.Types, tokenTypeUserDefined)

convert/gemma.go

@@ -35,7 +35,6 @@ func addOnes(data []float32, vectorSize int) ([]float32, error) {
 		f32s = append(f32s, t...)
 	}
 
-
 	return f32s, nil
 }
 

convert/llama.go

@@ -119,11 +119,12 @@ func llamaRepack(name string, params *Params, data []float32, shape []uint64) ([
 	}
 
 	var heads int
-	if strings.HasSuffix(name, "attn_q.weight") {
+	switch {
+	case strings.HasSuffix(name, "attn_q.weight"):
 		heads = params.AttentionHeads
-	} else if strings.HasSuffix(name, "attn_k.weight") {
+	case strings.HasSuffix(name, "attn_k.weight"):
 		heads = cmp.Or(params.KeyValHeads, params.AttentionHeads)
-	} else {
+	default:
 		return nil, fmt.Errorf("unknown tensor name: %s", name)
 	}
 

convert/safetensors.go

@@ -120,7 +120,7 @@ func (m *SafetensorFormat) readTensors(fn string, offset uint64, params *Params)
 			Name:   name,
 			Kind:   kind,
 			Offset: offset,
-			Shape:  shape[:],
+			Shape:  shape,
 		}
 
 		t.WriterTo = safetensorWriterTo{

convert/tokenizer.go

@@ -85,13 +85,10 @@ func parseTokens(dirpath string) (pre string, tokens []Token, merges []string, e
 
 	sha256sum := sha256.New()
 	for _, pt := range t.PreTokenizer.PreTokenizers {
-		switch pt.Type {
+		if pt.Type == "Split" && pt.Pattern.Regex != "" {
-		case "Split":
-			if pt.Pattern.Regex != "" {
 			sha256sum.Write([]byte(pt.Pattern.Regex))
 		}
 	}
-	}
 
 	switch digest := fmt.Sprintf("%x", sha256sum.Sum(nil)); digest {
 	case "d98f9631be1e9607a9848c26c1f9eac1aa9fc21ac6ba82a2fc0741af9780a48f":

convert/torch.go

@@ -88,7 +88,7 @@ func (tf *TorchFormat) GetTensors(dirpath string, params *Params) ([]llm.Tensor,
 				Name:   ggufName,
 				Kind:   kind,
 				Offset: offset, // calculate the offset
-				Shape:  shape[:],
+				Shape:  shape,
 			}
 
 			tensor.WriterTo = torchWriterTo{
@@ -104,7 +104,6 @@ func (tf *TorchFormat) GetTensors(dirpath string, params *Params) ([]llm.Tensor,
 	}
 
 	return tensors, nil
-
 }
 
 func getAltParams(dirpath string) (*Params, error) {

envconfig/config.go

@@ -3,6 +3,7 @@ package envconfig
 import (
 	"fmt"
 	"log/slog"
+	"net"
 	"os"
 	"path/filepath"
 	"runtime"
@@ -126,7 +127,7 @@ func LoadConfig() {
 		var paths []string
 		for _, root := range []string{filepath.Dir(appExe), cwd} {
 			paths = append(paths,
-				filepath.Join(root),
+				root,
 				filepath.Join(root, "windows-"+runtime.GOARCH),
 				filepath.Join(root, "dist", "windows-"+runtime.GOARCH),
 			)
@@ -184,8 +185,8 @@ func LoadConfig() {
 		AllowOrigins = append(AllowOrigins,
 			fmt.Sprintf("http://%s", allowOrigin),
 			fmt.Sprintf("https://%s", allowOrigin),
-			fmt.Sprintf("http://%s:*", allowOrigin),
+			fmt.Sprintf("http://%s", net.JoinHostPort(allowOrigin, "*")),
-			fmt.Sprintf("https://%s:*", allowOrigin),
+			fmt.Sprintf("https://%s", net.JoinHostPort(allowOrigin, "*")),
 		)
 	}
 

format/format_test.go

@@ -5,7 +5,6 @@ import (
 )
 
 func TestHumanNumber(t *testing.T) {
-
 	type testCase struct {
 		input    uint64
 		expected string

gpu/amd_windows.go

@@ -65,7 +65,7 @@ func AMDGetGPUInfo() []GpuInfo {
 
 	slog.Debug("detected hip devices", "count", count)
 	// TODO how to determine the underlying device ID when visible devices is causing this to subset?
-	for i := 0; i < count; i++ {
+	for i := range count {
 		err = hl.HipSetDevice(i)
 		if err != nil {
 			slog.Warn("set device", "id", i, "error", err)

gpu/assets.go

@@ -80,7 +80,7 @@ func cleanupTmpDirs() {
 		if err == nil {
 			pid, err := strconv.Atoi(string(raw))
 			if err == nil {
-				if proc, err := os.FindProcess(int(pid)); err == nil && !errors.Is(proc.Signal(syscall.Signal(0)), os.ErrProcessDone) {
+				if proc, err := os.FindProcess(pid); err == nil && !errors.Is(proc.Signal(syscall.Signal(0)), os.ErrProcessDone) {
 					// Another running ollama, ignore this tmpdir
 					continue
 				}

gpu/cuda_common.go

@@ -18,5 +18,4 @@ func cudaGetVisibleDevicesEnv(gpuInfo []GpuInfo) (string, string) {
 		ids = append(ids, info.ID)
 	}
 	return "CUDA_VISIBLE_DEVICES", strings.Join(ids, ",")
-
 }

gpu/gpu.go

@@ -187,7 +187,7 @@ func GetGPUInfo() GpuInfoList {
 	resp := []GpuInfo{}
 
 	// NVIDIA first
-	for i := 0; i < gpuHandles.deviceCount; i++ {
+	for i := range gpuHandles.deviceCount {
 		// TODO once we support CPU compilation variants of GPU libraries refine this...
 		if cpuVariant == "" && runtime.GOARCH == "amd64" {
 			continue
@@ -221,8 +221,8 @@ func GetGPUInfo() GpuInfoList {
 			gpuInfo.MinimumMemory = cudaMinimumMemory
 			gpuInfo.DependencyPath = depPath
 			gpuInfo.Name = C.GoString(&memInfo.gpu_name[0])
-			gpuInfo.DriverMajor = int(driverMajor)
+			gpuInfo.DriverMajor = driverMajor
-			gpuInfo.DriverMinor = int(driverMinor)
+			gpuInfo.DriverMinor = driverMinor
 
 			// TODO potentially sort on our own algorithm instead of what the underlying GPU library does...
 			resp = append(resp, gpuInfo)

gpu/gpu_test.go

@@ -5,11 +5,12 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 )
 
 func TestBasicGetGPUInfo(t *testing.T) {
 	info := GetGPUInfo()
-	assert.Greater(t, len(info), 0)
+	assert.NotEmpty(t, len(info))
 	assert.Contains(t, "cuda rocm cpu metal", info[0].Library)
 	if info[0].Library != "cpu" {
 		assert.Greater(t, info[0].TotalMemory, uint64(0))
@@ -19,7 +20,7 @@ func TestBasicGetGPUInfo(t *testing.T) {
 
 func TestCPUMemInfo(t *testing.T) {
 	info, err := GetCPUMem()
-	assert.NoError(t, err)
+	require.NoError(t, err)
 	switch runtime.GOOS {
 	case "darwin":
 		t.Skip("CPU memory not populated on darwin")

llm/gguf.go

@@ -592,8 +592,8 @@ func (llm *gguf) Encode(ws io.WriteSeeker, kv KV, tensors []Tensor) error {
 			return err
 		}
 
-		dims := 0
+		var dims int
-		for cnt := 0; cnt < len(tensor.Shape); cnt++ {
+		for cnt := range len(tensor.Shape) {
 			if tensor.Shape[cnt] > 0 {
 				dims++
 			}
@@ -603,8 +603,8 @@ func (llm *gguf) Encode(ws io.WriteSeeker, kv KV, tensors []Tensor) error {
 			return err
 		}
 
-		for i := 0; i < dims; i++ {
+		for i := range dims {
-			if err := binary.Write(ws, llm.ByteOrder, uint64(tensor.Shape[dims-1-i])); err != nil {
+			if err := binary.Write(ws, llm.ByteOrder, tensor.Shape[dims-1-i]); err != nil {
 				return err
 			}
 		}

llm/memory.go

@@ -5,9 +5,9 @@ import (
 	"log/slog"
 
 	"github.com/ollama/ollama/api"
+	"github.com/ollama/ollama/envconfig"
 	"github.com/ollama/ollama/format"
 	"github.com/ollama/ollama/gpu"
-	"github.com/ollama/ollama/envconfig"
 )
 
 // This algorithm looks for a complete fit to determine if we need to unload other models
@@ -103,7 +103,7 @@ func EstimateGPULayers(gpus []gpu.GpuInfo, ggml *GGML, projectors []string, opts
 	}
 
 	var layerCount int
-	for i := 0; i < int(ggml.KV().BlockCount()); i++ {
+	for i := range int(ggml.KV().BlockCount()) {
 		if blk, ok := layers[fmt.Sprintf("blk.%d", i)]; ok {
 			memoryLayer := blk.size()
 

llm/payload.go

@@ -10,9 +10,9 @@ import (
 	"os"
 	"path/filepath"
 	"runtime"
+	"slices"
 	"strings"
 
-	"golang.org/x/exp/slices"
 	"golang.org/x/sync/errgroup"
 
 	"github.com/ollama/ollama/gpu"

llm/server.go

@@ -85,7 +85,6 @@ func NewLlamaServer(gpus gpu.GpuInfoList, model string, ggml *GGML, adapters, pr
 	var systemMemory uint64
 	gpuCount := len(gpus)
 	if (len(gpus) == 1 && gpus[0].Library == "cpu") || opts.NumGPU == 0 {
-
 		// TODO evaluate system memory to see if we should block the load, or force an unload of another CPU runner
 
 		cpuRunner = serverForCpu()
@@ -104,21 +103,22 @@ func NewLlamaServer(gpus gpu.GpuInfoList, model string, ggml *GGML, adapters, pr
 		var layers int
 		layers, estimatedVRAM, estimatedTotal = EstimateGPULayers(gpus, ggml, projectors, opts)
 
-		if gpus[0].Library == "metal" && estimatedVRAM > systemMemory {
+		switch {
+		case gpus[0].Library == "metal" && estimatedVRAM > systemMemory:
 			// disable partial offloading when model is greater than total system memory as this
 			// can lead to locking up the system
 			opts.NumGPU = 0
-		} else if gpus[0].Library != "metal" && layers == 0 {
+		case gpus[0].Library != "metal" && layers == 0:
 			// Don't bother loading into the GPU if no layers can fit
 			cpuRunner = serverForCpu()
 			gpuCount = 0
-		} else if opts.NumGPU < 0 && layers > 0 && gpus[0].Library != "cpu" {
+		case opts.NumGPU < 0 && layers > 0 && gpus[0].Library != "cpu":
 			opts.NumGPU = layers
 		}
 	}
 
 	// Loop through potential servers
-	finalErr := fmt.Errorf("no suitable llama servers found")
+	finalErr := errors.New("no suitable llama servers found")
 
 	if len(adapters) > 1 {
 		return nil, errors.New("ollama supports only one lora adapter, but multiple were provided")
@@ -232,7 +232,7 @@ func NewLlamaServer(gpus gpu.GpuInfoList, model string, ggml *GGML, adapters, pr
 
 	params = append(params, "--parallel", fmt.Sprintf("%d", numParallel))
 
-	for i := 0; i < len(servers); i++ {
+	for i := range len(servers) {
 		dir := availableServers[servers[i]]
 		if dir == "" {
 			// Shouldn't happen
@@ -284,7 +284,7 @@ func NewLlamaServer(gpus gpu.GpuInfoList, model string, ggml *GGML, adapters, pr
 
 		server := filepath.Join(dir, "ollama_llama_server")
 		if runtime.GOOS == "windows" {
-			server = server + ".exe"
+			server += ".exe"
 		}
 
 		// Detect tmp cleaners wiping out the file
@@ -315,7 +315,7 @@ func NewLlamaServer(gpus gpu.GpuInfoList, model string, ggml *GGML, adapters, pr
 		s.cmd.Stdout = os.Stdout
 		s.cmd.Stderr = s.status
 
-		visibleDevicesEnv, visibleDevicesEnvVal := gpu.GpuInfoList(gpus).GetVisibleDevicesEnv()
+		visibleDevicesEnv, visibleDevicesEnvVal := gpus.GetVisibleDevicesEnv()
 		pathEnvVal := strings.Join(libraryPaths, string(filepath.ListSeparator))
 
 		// Update or add the path and visible devices variable with our adjusted version
@@ -459,7 +459,7 @@ func (s *llmServer) getServerStatus(ctx context.Context) (ServerStatus, error) {
 	resp, err := http.DefaultClient.Do(req)
 	if err != nil {
 		if errors.Is(err, context.DeadlineExceeded) {
-			return ServerStatusNotResponding, fmt.Errorf("server not responding")
+			return ServerStatusNotResponding, errors.New("server not responding")
 		}
 		return ServerStatusError, fmt.Errorf("health resp: %w", err)
 	}

openai/openai.go

@@ -245,7 +245,6 @@ func (w *writer) writeResponse(data []byte) (int, error) {
 		d, err := json.Marshal(toChunk(w.id, chatResponse))
 		if err != nil {
 			return 0, err
-
 		}
 
 		w.ResponseWriter.Header().Set("Content-Type", "text/event-stream")

parser/parser_test.go

@@ -10,6 +10,7 @@ import (
 	"unicode/utf16"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 )
 
 func TestParseFileFile(t *testing.T) {
@@ -25,7 +26,7 @@ TEMPLATE template1
 	reader := strings.NewReader(input)
 
 	modelfile, err := ParseFile(reader)
-	assert.NoError(t, err)
+	require.NoError(t, err)
 
 	expectedCommands := []Command{
 		{Name: "model", Args: "model1"},
@@ -88,7 +89,7 @@ func TestParseFileFrom(t *testing.T) {
 	for _, c := range cases {
 		t.Run("", func(t *testing.T) {
 			modelfile, err := ParseFile(strings.NewReader(c.input))
-			assert.ErrorIs(t, err, c.err)
+			require.ErrorIs(t, err, c.err)
 			if modelfile != nil {
 				assert.Equal(t, c.expected, modelfile.Commands)
 			}
@@ -105,7 +106,7 @@ PARAMETER param1
 	reader := strings.NewReader(input)
 
 	_, err := ParseFile(reader)
-	assert.ErrorIs(t, err, io.ErrUnexpectedEOF)
+	require.ErrorIs(t, err, io.ErrUnexpectedEOF)
 }
 
 func TestParseFileBadCommand(t *testing.T) {
@@ -114,8 +115,7 @@ FROM foo
 BADCOMMAND param1 value1
 `
 	_, err := ParseFile(strings.NewReader(input))
-	assert.ErrorIs(t, err, errInvalidCommand)
+	require.ErrorIs(t, err, errInvalidCommand)
-
 }
 
 func TestParseFileMessages(t *testing.T) {
@@ -201,7 +201,7 @@ MESSAGE system`,
 	for _, c := range cases {
 		t.Run("", func(t *testing.T) {
 			modelfile, err := ParseFile(strings.NewReader(c.input))
-			assert.ErrorIs(t, err, c.err)
+			require.ErrorIs(t, err, c.err)
 			if modelfile != nil {
 				assert.Equal(t, c.expected, modelfile.Commands)
 			}
@@ -355,7 +355,7 @@ TEMPLATE """
 	for _, c := range cases {
 		t.Run("", func(t *testing.T) {
 			modelfile, err := ParseFile(strings.NewReader(c.multiline))
-			assert.ErrorIs(t, err, c.err)
+			require.ErrorIs(t, err, c.err)
 			if modelfile != nil {
 				assert.Equal(t, c.expected, modelfile.Commands)
 			}
@@ -413,7 +413,7 @@ func TestParseFileParameters(t *testing.T) {
 			fmt.Fprintln(&b, "FROM foo")
 			fmt.Fprintln(&b, "PARAMETER", k)
 			modelfile, err := ParseFile(&b)
-			assert.NoError(t, err)
+			require.NoError(t, err)
 
 			assert.Equal(t, []Command{
 				{Name: "model", Args: "foo"},
@@ -442,7 +442,7 @@ FROM foo
 	for _, c := range cases {
 		t.Run("", func(t *testing.T) {
 			modelfile, err := ParseFile(strings.NewReader(c.input))
-			assert.NoError(t, err)
+			require.NoError(t, err)
 			assert.Equal(t, c.expected, modelfile.Commands)
 		})
 	}
@@ -501,15 +501,14 @@ SYSTEM ""
 	for _, c := range cases {
 		t.Run("", func(t *testing.T) {
 			modelfile, err := ParseFile(strings.NewReader(c))
-			assert.NoError(t, err)
+			require.NoError(t, err)
 
 			modelfile2, err := ParseFile(strings.NewReader(modelfile.String()))
-			assert.NoError(t, err)
+			require.NoError(t, err)
 
 			assert.Equal(t, modelfile, modelfile2)
 		})
 	}
-
 }
 
 func TestParseFileUTF16ParseFile(t *testing.T) {
@@ -522,10 +521,10 @@ SYSTEM You are a utf16 file.
 	utf16File := utf16.Encode(append([]rune{'\ufffe'}, []rune(data)...))
 	buf := new(bytes.Buffer)
 	err := binary.Write(buf, binary.LittleEndian, utf16File)
-	assert.NoError(t, err)
+	require.NoError(t, err)
 
 	actual, err := ParseFile(buf)
-	assert.NoError(t, err)
+	require.NoError(t, err)
 
 	expected := []Command{
 		{Name: "model", Args: "bob"},
@@ -539,9 +538,9 @@ SYSTEM You are a utf16 file.
 	// simulate a utf16 be file
 	buf = new(bytes.Buffer)
 	err = binary.Write(buf, binary.BigEndian, utf16File)
-	assert.NoError(t, err)
+	require.NoError(t, err)
 
 	actual, err = ParseFile(buf)
-	assert.NoError(t, err)
+	require.NoError(t, err)
 	assert.Equal(t, expected, actual.Commands)
 }

progress/progress.go

@@ -59,7 +59,7 @@ func (p *Progress) StopAndClear() bool {
 	stopped := p.stop()
 	if stopped {
 		// clear all progress lines
-		for i := 0; i < p.pos; i++ {
+		for i := range p.pos {
 			if i > 0 {
 				fmt.Fprint(p.w, "\033[A")
 			}
@@ -85,7 +85,7 @@ func (p *Progress) render() {
 	defer fmt.Fprint(p.w, "\033[?25h")
 
 	// clear already rendered progress lines
-	for i := 0; i < p.pos; i++ {
+	for i := range p.pos {
 		if i > 0 {
 			fmt.Fprint(p.w, "\033[A")
 		}

readline/buffer.go

@@ -52,7 +52,6 @@ func (b *Buffer) GetLineSpacing(line int) bool {
 	}
 
 	return hasSpace.(bool)
-
 }
 
 func (b *Buffer) MoveLeft() {
@@ -117,15 +116,12 @@ func (b *Buffer) MoveRight() {
 
 				if b.DisplayPos%b.LineWidth == 0 {
 					fmt.Printf(CursorDown + CursorBOL + cursorRightN(len(b.Prompt.prompt())))
-
 				} else if (b.DisplayPos-rLength)%b.LineWidth == b.LineWidth-1 && hasSpace {
 					fmt.Printf(CursorDown + CursorBOL + cursorRightN(len(b.Prompt.prompt())+rLength))
 					b.DisplayPos += 1
-
 				} else if b.LineHasSpace.Size() > 0 && b.DisplayPos%b.LineWidth == b.LineWidth-1 && hasSpace {
 					fmt.Printf(CursorDown + CursorBOL + cursorRightN(len(b.Prompt.prompt())))
 					b.DisplayPos += 1
-
 				} else {
 					fmt.Print(cursorRightN(rLength))
 				}
@@ -154,7 +150,7 @@ func (b *Buffer) MoveToStart() {
 	if b.Pos > 0 {
 		currLine := b.DisplayPos / b.LineWidth
 		if currLine > 0 {
-			for cnt := 0; cnt < currLine; cnt++ {
+			for range currLine {
 				fmt.Print(CursorUp)
 			}
 		}
@@ -169,7 +165,7 @@ func (b *Buffer) MoveToEnd() {
 		currLine := b.DisplayPos / b.LineWidth
 		totalLines := b.DisplaySize() / b.LineWidth
 		if currLine < totalLines {
-			for cnt := 0; cnt < totalLines-currLine; cnt++ {
+			for range totalLines - currLine {
 				fmt.Print(CursorDown)
 			}
 			remainder := b.DisplaySize() % b.LineWidth
@@ -185,7 +181,7 @@ func (b *Buffer) MoveToEnd() {
 
 func (b *Buffer) DisplaySize() int {
 	sum := 0
-	for i := 0; i < b.Buf.Size(); i++ {
+	for i := range b.Buf.Size() {
 		if e, ok := b.Buf.Get(i); ok {
 			if r, ok := e.(rune); ok {
 				sum += runewidth.RuneWidth(r)
@@ -197,7 +193,6 @@ func (b *Buffer) DisplaySize() int {
 }
 
 func (b *Buffer) Add(r rune) {
-
 	if b.Pos == b.Buf.Size() {
 		b.AddChar(r, false)
 	} else {
@@ -210,7 +205,6 @@ func (b *Buffer) AddChar(r rune, insert bool) {
 	b.DisplayPos += rLength
 
 	if b.Pos > 0 {
-
 		if b.DisplayPos%b.LineWidth == 0 {
 			fmt.Printf("%c", r)
 			fmt.Printf("\n%s", b.Prompt.AltPrompt)
@@ -235,7 +229,6 @@ func (b *Buffer) AddChar(r rune, insert bool) {
 			} else {
 				b.LineHasSpace.Add(true)
 			}
-
 		} else {
 			fmt.Printf("%c", r)
 		}
@@ -356,7 +349,6 @@ func (b *Buffer) drawRemaining() {
 
 func (b *Buffer) Remove() {
 	if b.Buf.Size() > 0 && b.Pos > 0 {
-
 		if e, ok := b.Buf.Get(b.Pos - 1); ok {
 			if r, ok := e.(rune); ok {
 				rLength := runewidth.RuneWidth(r)
@@ -382,7 +374,6 @@ func (b *Buffer) Remove() {
 					} else {
 						fmt.Print(" " + CursorLeft)
 					}
-
 				} else if (b.DisplayPos-rLength)%b.LineWidth == 0 && hasSpace {
 					fmt.Printf(CursorBOL + ClearToEOL)
 					fmt.Printf(CursorUp + CursorBOL + cursorRightN(b.Width))
@@ -391,10 +382,9 @@ func (b *Buffer) Remove() {
 						b.LineHasSpace.Remove(b.DisplayPos/b.LineWidth - 1)
 					}
 					b.DisplayPos -= 1
-
 				} else {
 					fmt.Print(cursorLeftN(rLength))
-					for i := 0; i < rLength; i++ {
+					for range rLength {
 						fmt.Print(" ")
 					}
 					fmt.Print(cursorLeftN(rLength))
@@ -451,7 +441,7 @@ func (b *Buffer) DeleteBefore() {
 func (b *Buffer) DeleteRemaining() {
 	if b.DisplaySize() > 0 && b.Pos < b.DisplaySize() {
 		charsToDel := b.Buf.Size() - b.Pos
-		for cnt := 0; cnt < charsToDel; cnt++ {
+		for range charsToDel {
 			b.Delete()
 		}
 	}
@@ -495,7 +485,7 @@ func (b *Buffer) ClearScreen() {
 		if currPos > 0 {
 			targetLine := currPos / b.LineWidth
 			if targetLine > 0 {
-				for cnt := 0; cnt < targetLine; cnt++ {
+				for range targetLine {
 					fmt.Print(CursorDown)
 				}
 			}
@@ -525,7 +515,7 @@ func (b *Buffer) Replace(r []rune) {
 
 	fmt.Printf(CursorBOL + ClearToEOL)
 
-	for i := 0; i < lineNums; i++ {
+	for range lineNums {
 		fmt.Print(CursorUp + CursorBOL + ClearToEOL)
 	}
 

readline/history.go

@@ -91,7 +91,7 @@ func (h *History) Add(l []rune) {
 func (h *History) Compact() {
 	s := h.Buf.Size()
 	if s > h.Limit {
-		for cnt := 0; cnt < s-h.Limit; cnt++ {
+		for range s - h.Limit {
 			h.Buf.Remove(0)
 		}
 	}
@@ -139,7 +139,7 @@ func (h *History) Save() error {
 	defer f.Close()
 
 	buf := bufio.NewWriter(f)
-	for cnt := 0; cnt < h.Size(); cnt++ {
+	for cnt := range h.Size() {
 		v, _ := h.Buf.Get(cnt)
 		line, _ := v.([]rune)
 		if _, err := buf.WriteString(string(line) + "\n"); err != nil {

readline/readline.go

@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"io"
 	"os"
-	"syscall"
 )
 
 type Prompt struct {
@@ -63,7 +62,7 @@ func New(prompt Prompt) (*Instance, error) {
 
 func (i *Instance) Readline() (string, error) {
 	if !i.Terminal.rawmode {
-		fd := int(syscall.Stdin)
+		fd := os.Stdin.Fd()
 		termios, err := SetRawMode(fd)
 		if err != nil {
 			return "", err
@@ -80,7 +79,7 @@ func (i *Instance) Readline() (string, error) {
 	fmt.Print(prompt)
 
 	defer func() {
-		fd := int(syscall.Stdin)
+		fd := os.Stdin.Fd()
 		//nolint:errcheck
 		UnsetRawMode(fd, i.Terminal.termios)
 		i.Terminal.rawmode = false
@@ -136,7 +135,7 @@ func (i *Instance) Readline() (string, error) {
 				buf.MoveRight()
 			case CharBracketedPaste:
 				var code string
-				for cnt := 0; cnt < 3; cnt++ {
+				for range 3 {
 					r, err = i.Terminal.Read()
 					if err != nil {
 						return "", io.EOF
@@ -198,7 +197,7 @@ func (i *Instance) Readline() (string, error) {
 			buf.Remove()
 		case CharTab:
 			// todo: convert back to real tabs
-			for cnt := 0; cnt < 8; cnt++ {
+			for range 8 {
 				buf.Add(' ')
 			}
 		case CharDelete:
@@ -216,7 +215,7 @@ func (i *Instance) Readline() (string, error) {
 		case CharCtrlW:
 			buf.DeleteWord()
 		case CharCtrlZ:
-			fd := int(syscall.Stdin)
+			fd := os.Stdin.Fd()
 			return handleCharCtrlZ(fd, i.Terminal.termios)
 		case CharEnter, CharCtrlJ:
 			output := buf.String()
@@ -248,7 +247,7 @@ func (i *Instance) HistoryDisable() {
 }
 
 func NewTerminal() (*Terminal, error) {
-	fd := int(syscall.Stdin)
+	fd := os.Stdin.Fd()
 	termios, err := SetRawMode(fd)
 	if err != nil {
 		return nil, err

readline/readline_unix.go

@@ -6,7 +6,7 @@ import (
 	"syscall"
 )
 
-func handleCharCtrlZ(fd int, termios any) (string, error) {
+func handleCharCtrlZ(fd uintptr, termios any) (string, error) {
 	t := termios.(*Termios)
 	if err := UnsetRawMode(fd, t); err != nil {
 		return "", err

readline/readline_windows.go

@@ -1,6 +1,6 @@
 package readline
 
-func handleCharCtrlZ(fd int, state any) (string, error) {
+func handleCharCtrlZ(fd uintptr, state any) (string, error) {
 	// not supported
 	return "", nil
 }

readline/term.go

@@ -8,7 +8,7 @@ import (
 
 type Termios syscall.Termios
 
-func SetRawMode(fd int) (*Termios, error) {
+func SetRawMode(fd uintptr) (*Termios, error) {
 	termios, err := getTermios(fd)
 	if err != nil {
 		return nil, err
@@ -25,13 +25,13 @@ func SetRawMode(fd int) (*Termios, error) {
 	return termios, setTermios(fd, &newTermios)
 }
 
-func UnsetRawMode(fd int, termios any) error {
+func UnsetRawMode(fd uintptr, termios any) error {
 	t := termios.(*Termios)
 	return setTermios(fd, t)
 }
 
 // IsTerminal returns true if the given file descriptor is a terminal.
-func IsTerminal(fd int) bool {
+func IsTerminal(fd uintptr) bool {
 	_, err := getTermios(fd)
 	return err == nil
 }

readline/term_bsd.go

@@ -7,17 +7,17 @@ import (
 	"unsafe"
 )
 
-func getTermios(fd int) (*Termios, error) {
+func getTermios(fd uintptr) (*Termios, error) {
 	termios := new(Termios)
-	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), syscall.TIOCGETA, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
+	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, syscall.TIOCGETA, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
 	if err != 0 {
 		return nil, err
 	}
 	return termios, nil
 }
 
-func setTermios(fd int, termios *Termios) error {
+func setTermios(fd uintptr, termios *Termios) error {
-	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), syscall.TIOCSETA, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
+	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, syscall.TIOCSETA, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
 	if err != 0 {
 		return err
 	}

readline/term_linux.go

@@ -10,17 +10,17 @@ import (
 const tcgets = 0x5401
 const tcsets = 0x5402
 
-func getTermios(fd int) (*Termios, error) {
+func getTermios(fd uintptr) (*Termios, error) {
 	termios := new(Termios)
-	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), tcgets, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
+	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, tcgets, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
 	if err != 0 {
 		return nil, err
 	}
 	return termios, nil
 }
 
-func setTermios(fd int, termios *Termios) error {
+func setTermios(fd uintptr, termios *Termios) error {
-	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), tcsets, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
+	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, tcsets, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
 	if err != 0 {
 		return err
 	}

readline/term_windows.go

@@ -9,13 +9,13 @@ type State struct {
 }
 
 // IsTerminal checks if the given file descriptor is associated with a terminal
-func IsTerminal(fd int) bool {
+func IsTerminal(fd uintptr) bool {
 	var st uint32
 	err := windows.GetConsoleMode(windows.Handle(fd), &st)
 	return err == nil
 }
 
-func SetRawMode(fd int) (*State, error) {
+func SetRawMode(fd uintptr) (*State, error) {
 	var st uint32
 	if err := windows.GetConsoleMode(windows.Handle(fd), &st); err != nil {
 		return nil, err
@@ -32,7 +32,7 @@ func SetRawMode(fd int) (*State, error) {
 	return &State{st}, nil
 }
 
-func UnsetRawMode(fd int, state any) error {
+func UnsetRawMode(fd uintptr, state any) error {
 	s := state.(*State)
 	return windows.SetConsoleMode(windows.Handle(fd), s.mode)
 }

server/images.go

@@ -18,17 +18,16 @@ import (
 	"os"
 	"path/filepath"
 	"runtime"
+	"slices"
 	"strconv"
 	"strings"
 
-	"golang.org/x/exp/slices"
-
 	"github.com/ollama/ollama/api"
 	"github.com/ollama/ollama/auth"
+	"github.com/ollama/ollama/envconfig"
 	"github.com/ollama/ollama/format"
 	"github.com/ollama/ollama/llm"
 	"github.com/ollama/ollama/parser"
-	"github.com/ollama/ollama/envconfig"
 	"github.com/ollama/ollama/types/errtypes"
 	"github.com/ollama/ollama/types/model"
 	"github.com/ollama/ollama/version"
@@ -988,7 +987,7 @@ func getTokenSubject(token string) string {
 
 func makeRequestWithRetry(ctx context.Context, method string, requestURL *url.URL, headers http.Header, body io.ReadSeeker, regOpts *registryOptions) (*http.Response, error) {
 	anonymous := true // access will default to anonymous if no user is found associated with the public key
-	for i := 0; i < 2; i++ {
+	for range 2 {
 		resp, err := makeRequest(ctx, method, requestURL, headers, body, regOpts)
 		if err != nil {
 			if !errors.Is(err, context.Canceled) {

server/model.go

@@ -72,7 +72,6 @@ func parseFromModel(ctx context.Context, name model.Name, fn func(api.ProgressRe
 		default:
 			layers = append(layers, &layerWithGGML{layer, nil})
 		}
-
 	}
 
 	return layers, nil

server/modelpath_test.go

@@ -6,12 +6,13 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 )
 
 func TestGetBlobsPath(t *testing.T) {
 	// GetBlobsPath expects an actual directory to exist
 	dir, err := os.MkdirTemp("", "ollama-test")
-	assert.Nil(t, err)
+	require.NoError(t, err)
 	defer os.RemoveAll(dir)
 
 	tests := []struct {
@@ -63,7 +64,7 @@ func TestGetBlobsPath(t *testing.T) {
 
 			got, err := GetBlobsPath(tc.digest)
 
-			assert.ErrorIs(t, tc.err, err, tc.name)
+			require.ErrorIs(t, tc.err, err, tc.name)
 			assert.Equal(t, tc.expected, got, tc.name)
 		})
 	}

server/routes.go

@@ -16,6 +16,7 @@ import (
 	"os"
 	"os/signal"
 	"path/filepath"
+	"slices"
 	"strconv"
 	"strings"
 	"syscall"
@@ -23,7 +24,6 @@ import (
 
 	"github.com/gin-contrib/cors"
 	"github.com/gin-gonic/gin"
-	"golang.org/x/exp/slices"
 
 	"github.com/ollama/ollama/api"
 	"github.com/ollama/ollama/envconfig"
@@ -77,7 +77,6 @@ func isSupportedImageType(image []byte) bool {
 }
 
 func (s *Server) GenerateHandler(c *gin.Context) {
-
 	checkpointStart := time.Now()
 	var req api.GenerateRequest
 	err := c.ShouldBindJSON(&req)
@@ -942,7 +941,7 @@ func allowedHostsMiddleware(addr net.Addr) gin.HandlerFunc {
 		}
 
 		if allowedHost(host) {
-			if c.Request.Method == "OPTIONS" {
+			if c.Request.Method == http.MethodOptions {
 				c.AbortWithStatus(http.StatusNoContent)
 				return
 			}
@@ -1306,7 +1305,6 @@ func (s *Server) ChatHandler(c *gin.Context) {
 		defer close(ch)
 
 		fn := func(r llm.CompletionResponse) {
-
 			resp := api.ChatResponse{
 				Model:      req.Model,
 				CreatedAt:  time.Now().UTC(),

server/routes_test.go

@@ -15,6 +15,7 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 
 	"github.com/ollama/ollama/api"
 	"github.com/ollama/ollama/parser"
@@ -25,20 +26,20 @@ func createTestFile(t *testing.T, name string) string {
 	t.Helper()
 
 	f, err := os.CreateTemp(t.TempDir(), name)
-	assert.Nil(t, err)
+	require.NoError(t, err)
 	defer f.Close()
 
 	err = binary.Write(f, binary.LittleEndian, []byte("GGUF"))
-	assert.Nil(t, err)
+	require.NoError(t, err)
 
 	err = binary.Write(f, binary.LittleEndian, uint32(3))
-	assert.Nil(t, err)
+	require.NoError(t, err)
 
 	err = binary.Write(f, binary.LittleEndian, uint64(0))
-	assert.Nil(t, err)
+	require.NoError(t, err)
 
 	err = binary.Write(f, binary.LittleEndian, uint64(0))
-	assert.Nil(t, err)
+	require.NoError(t, err)
 
 	return f.Name()
 }
@@ -57,12 +58,12 @@ func Test_Routes(t *testing.T) {
 
 		r := strings.NewReader(fmt.Sprintf("FROM %s\nPARAMETER seed 42\nPARAMETER top_p 0.9\nPARAMETER stop foo\nPARAMETER stop bar", fname))
 		modelfile, err := parser.ParseFile(r)
-		assert.Nil(t, err)
+		require.NoError(t, err)
 		fn := func(resp api.ProgressResponse) {
 			t.Logf("Status: %s", resp.Status)
 		}
 		err = CreateModel(context.TODO(), name, "", "", modelfile, fn)
-		assert.Nil(t, err)
+		require.NoError(t, err)
 	}
 
 	testCases := []testCase{
@@ -74,9 +75,9 @@ func Test_Routes(t *testing.T) {
 			},
 			Expected: func(t *testing.T, resp *http.Response) {
 				contentType := resp.Header.Get("Content-Type")
-				assert.Equal(t, contentType, "application/json; charset=utf-8")
+				assert.Equal(t, "application/json; charset=utf-8", contentType)
 				body, err := io.ReadAll(resp.Body)
-				assert.Nil(t, err)
+				require.NoError(t, err)
 				assert.Equal(t, fmt.Sprintf(`{"version":"%s"}`, version.Version), string(body))
 			},
 		},
@@ -86,17 +87,17 @@ func Test_Routes(t *testing.T) {
 			Path:   "/api/tags",
 			Expected: func(t *testing.T, resp *http.Response) {
 				contentType := resp.Header.Get("Content-Type")
-				assert.Equal(t, contentType, "application/json; charset=utf-8")
+				assert.Equal(t, "application/json; charset=utf-8", contentType)
 				body, err := io.ReadAll(resp.Body)
-				assert.Nil(t, err)
+				require.NoError(t, err)
 
 				var modelList api.ListResponse
 
 				err = json.Unmarshal(body, &modelList)
-				assert.Nil(t, err)
+				require.NoError(t, err)
 
 				assert.NotNil(t, modelList.Models)
-				assert.Equal(t, 0, len(modelList.Models))
+				assert.Empty(t, len(modelList.Models))
 			},
 		},
 		{
@@ -108,16 +109,16 @@ func Test_Routes(t *testing.T) {
 			},
 			Expected: func(t *testing.T, resp *http.Response) {
 				contentType := resp.Header.Get("Content-Type")
-				assert.Equal(t, contentType, "application/json; charset=utf-8")
+				assert.Equal(t, "application/json; charset=utf-8", contentType)
 				body, err := io.ReadAll(resp.Body)
-				assert.Nil(t, err)
+				require.NoError(t, err)
 
 				var modelList api.ListResponse
 				err = json.Unmarshal(body, &modelList)
-				assert.Nil(t, err)
+				require.NoError(t, err)
 
-				assert.Equal(t, 1, len(modelList.Models))
+				assert.Len(t, modelList.Models, 1)
-				assert.Equal(t, modelList.Models[0].Name, "test-model:latest")
+				assert.Equal(t, "test-model:latest", modelList.Models[0].Name)
 			},
 		},
 		{
@@ -134,7 +135,7 @@ func Test_Routes(t *testing.T) {
 					Stream:    &stream,
 				}
 				jsonData, err := json.Marshal(createReq)
-				assert.Nil(t, err)
+				require.NoError(t, err)
 
 				req.Body = io.NopCloser(bytes.NewReader(jsonData))
 			},
@@ -142,11 +143,11 @@ func Test_Routes(t *testing.T) {
 				contentType := resp.Header.Get("Content-Type")
 				assert.Equal(t, "application/json", contentType)
 				_, err := io.ReadAll(resp.Body)
-				assert.Nil(t, err)
+				require.NoError(t, err)
-				assert.Equal(t, resp.StatusCode, 200)
+				assert.Equal(t, 200, resp.StatusCode)
 
 				model, err := GetModel("t-bone")
-				assert.Nil(t, err)
+				require.NoError(t, err)
 				assert.Equal(t, "t-bone:latest", model.ShortName)
 			},
 		},
@@ -161,13 +162,13 @@ func Test_Routes(t *testing.T) {
 					Destination: "beefsteak",
 				}
 				jsonData, err := json.Marshal(copyReq)
-				assert.Nil(t, err)
+				require.NoError(t, err)
 
 				req.Body = io.NopCloser(bytes.NewReader(jsonData))
 			},
 			Expected: func(t *testing.T, resp *http.Response) {
 				model, err := GetModel("beefsteak")
-				assert.Nil(t, err)
+				require.NoError(t, err)
 				assert.Equal(t, "beefsteak:latest", model.ShortName)
 			},
 		},
@@ -179,18 +180,18 @@ func Test_Routes(t *testing.T) {
 				createTestModel(t, "show-model")
 				showReq := api.ShowRequest{Model: "show-model"}
 				jsonData, err := json.Marshal(showReq)
-				assert.Nil(t, err)
+				require.NoError(t, err)
 				req.Body = io.NopCloser(bytes.NewReader(jsonData))
 			},
 			Expected: func(t *testing.T, resp *http.Response) {
 				contentType := resp.Header.Get("Content-Type")
-				assert.Equal(t, contentType, "application/json; charset=utf-8")
+				assert.Equal(t, "application/json; charset=utf-8", contentType)
 				body, err := io.ReadAll(resp.Body)
-				assert.Nil(t, err)
+				require.NoError(t, err)
 
 				var showResp api.ShowResponse
 				err = json.Unmarshal(body, &showResp)
-				assert.Nil(t, err)
+				require.NoError(t, err)
 
 				var params []string
 				paramsSplit := strings.Split(showResp.Parameters, "\n")
@@ -221,14 +222,14 @@ func Test_Routes(t *testing.T) {
 		t.Run(tc.Name, func(t *testing.T) {
 			u := httpSrv.URL + tc.Path
 			req, err := http.NewRequestWithContext(context.TODO(), tc.Method, u, nil)
-			assert.Nil(t, err)
+			require.NoError(t, err)
 
 			if tc.Setup != nil {
 				tc.Setup(t, req)
 			}
 
 			resp, err := httpSrv.Client().Do(req)
-			assert.Nil(t, err)
+			require.NoError(t, err)
 			defer resp.Body.Close()
 
 			if tc.Expected != nil {

server/sched.go

@@ -7,17 +7,17 @@ import (
 	"log/slog"
 	"reflect"
 	"runtime"
+	"slices"
 	"sort"
 	"strings"
 	"sync"
 	"time"
 
 	"github.com/ollama/ollama/api"
+	"github.com/ollama/ollama/envconfig"
 	"github.com/ollama/ollama/format"
 	"github.com/ollama/ollama/gpu"
 	"github.com/ollama/ollama/llm"
-	"github.com/ollama/ollama/envconfig"
-	"golang.org/x/exp/slices"
 )
 
 type LlmRequest struct {
@@ -66,7 +66,7 @@ func (s *Scheduler) GetRunner(c context.Context, model *Model, opts api.Options,
 		opts.NumCtx = 4
 	}
 
-	opts.NumCtx = opts.NumCtx * envconfig.NumParallel
+	opts.NumCtx *= envconfig.NumParallel
 
 	req := &LlmRequest{
 		ctx:             c,
@@ -370,7 +370,6 @@ func (s *Scheduler) updateFreeSpace(allGpus gpu.GpuInfoList) {
 		r.refMu.Lock()
 		gpuIDs := make([]string, 0, len(r.gpus))
 		if r.llama != nil {
-
 			// TODO this should be broken down by GPU instead of assuming uniform spread
 			estimatedVRAMPerGPU := r.llama.EstimatedVRAM() / uint64(len(r.gpus))
 			for _, gpu := range r.gpus {
@@ -529,7 +528,6 @@ func (runner *runnerRef) waitForVRAMRecovery() chan interface{} {
 		}
 	}()
 	return finished
-
 }
 
 type ByDuration []*runnerRef

server/sched_test.go

@@ -12,11 +12,10 @@ import (
 
 	"github.com/ollama/ollama/api"
 	"github.com/ollama/ollama/app/lifecycle"
+	"github.com/ollama/ollama/envconfig"
 	"github.com/ollama/ollama/format"
 	"github.com/ollama/ollama/gpu"
 	"github.com/ollama/ollama/llm"
-	"github.com/ollama/ollama/envconfig"
-	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 )
 
@@ -53,10 +52,10 @@ func TestLoad(t *testing.T) {
 	}
 	gpus := gpu.GpuInfoList{}
 	s.load(req, ggml, gpus)
-	require.Len(t, req.successCh, 0)
+	require.Empty(t, req.successCh)
 	require.Len(t, req.errCh, 1)
 	s.loadedMu.Lock()
-	require.Len(t, s.loaded, 0)
+	require.Empty(t, s.loaded)
 	s.loadedMu.Unlock()
 	err := <-req.errCh
 	require.Contains(t, err.Error(), "this model may be incompatible")
@@ -113,7 +112,7 @@ func newScenario(t *testing.T, ctx context.Context, modelName string, estimatedV
 	t.Helper()
 
 	f, err := os.CreateTemp(t.TempDir(), modelName)
-	assert.Nil(t, err)
+	require.NoError(t, err)
 	defer f.Close()
 
 	gguf := llm.NewGGUFV3(binary.LittleEndian)
@@ -131,7 +130,7 @@ func newScenario(t *testing.T, ctx context.Context, modelName string, estimatedV
 	}, []llm.Tensor{
 		{Name: "blk.0.attn.weight", Kind: uint32(0), Offset: uint64(0), Shape: []uint64{1, 1, 1, 1}, WriterTo: &bytes.Reader{}},
 	})
-	assert.Nil(t, err)
+	require.NoError(t, err)
 
 	fname := f.Name()
 	model := &Model{Name: modelName, ModelPath: fname}
@@ -190,8 +189,8 @@ func TestRequests(t *testing.T) {
 	select {
 	case resp := <-scenario1a.req.successCh:
 		require.Equal(t, resp.llama, scenario1a.srv)
-		require.Len(t, s.pendingReqCh, 0)
+		require.Empty(t, s.pendingReqCh)
-		require.Len(t, scenario1a.req.errCh, 0)
+		require.Empty(t, scenario1a.req.errCh)
 	case <-ctx.Done():
 		t.Errorf("timeout")
 	}
@@ -203,8 +202,8 @@ func TestRequests(t *testing.T) {
 	select {
 	case resp := <-scenario1b.req.successCh:
 		require.Equal(t, resp.llama, scenario1a.srv)
-		require.Len(t, s.pendingReqCh, 0)
+		require.Empty(t, s.pendingReqCh)
-		require.Len(t, scenario1b.req.errCh, 0)
+		require.Empty(t, scenario1b.req.errCh)
 	case <-ctx.Done():
 		t.Errorf("timeout")
 	}
@@ -221,8 +220,8 @@ func TestRequests(t *testing.T) {
 	select {
 	case resp := <-scenario2a.req.successCh:
 		require.Equal(t, resp.llama, scenario2a.srv)
-		require.Len(t, s.pendingReqCh, 0)
+		require.Empty(t, s.pendingReqCh)
-		require.Len(t, scenario2a.req.errCh, 0)
+		require.Empty(t, scenario2a.req.errCh)
 	case <-ctx.Done():
 		t.Errorf("timeout")
 	}
@@ -237,8 +236,8 @@ func TestRequests(t *testing.T) {
 	select {
 	case resp := <-scenario3a.req.successCh:
 		require.Equal(t, resp.llama, scenario3a.srv)
-		require.Len(t, s.pendingReqCh, 0)
+		require.Empty(t, s.pendingReqCh)
-		require.Len(t, scenario3a.req.errCh, 0)
+		require.Empty(t, scenario3a.req.errCh)
 	case <-ctx.Done():
 		t.Errorf("timeout")
 	}
@@ -253,8 +252,8 @@ func TestRequests(t *testing.T) {
 	select {
 	case resp := <-scenario3b.req.successCh:
 		require.Equal(t, resp.llama, scenario3b.srv)
-		require.Len(t, s.pendingReqCh, 0)
+		require.Empty(t, s.pendingReqCh)
-		require.Len(t, scenario3b.req.errCh, 0)
+		require.Empty(t, scenario3b.req.errCh)
 	case <-ctx.Done():
 		t.Errorf("timeout")
 	}
@@ -269,8 +268,8 @@ func TestRequests(t *testing.T) {
 	select {
 	case resp := <-scenario3c.req.successCh:
 		require.Equal(t, resp.llama, scenario3c.srv)
-		require.Len(t, s.pendingReqCh, 0)
+		require.Empty(t, s.pendingReqCh)
-		require.Len(t, scenario3c.req.errCh, 0)
+		require.Empty(t, scenario3c.req.errCh)
 	case <-ctx.Done():
 		t.Errorf("timeout")
 	}
@@ -296,8 +295,8 @@ func TestRequests(t *testing.T) {
 	select {
 	case resp := <-scenario3d.req.successCh:
 		require.Equal(t, resp.llama, scenario3d.srv)
-		require.Len(t, s.pendingReqCh, 0)
+		require.Empty(t, s.pendingReqCh)
-		require.Len(t, scenario3d.req.errCh, 0)
+		require.Empty(t, scenario3d.req.errCh)
 	case <-ctx.Done():
 		t.Errorf("timeout")
 	}
@@ -332,7 +331,7 @@ func TestGetRunner(t *testing.T) {
 	slog.Info("scenario1b")
 	successCh1b, errCh1b := s.GetRunner(scenario1b.ctx, scenario1b.req.model, scenario1b.req.opts, scenario1b.req.sessionDuration)
 	require.Len(t, s.pendingReqCh, 1)
-	require.Len(t, successCh1b, 0)
+	require.Empty(t, successCh1b)
 	require.Len(t, errCh1b, 1)
 	err := <-errCh1b
 	require.Contains(t, err.Error(), "server busy")
@@ -340,8 +339,8 @@ func TestGetRunner(t *testing.T) {
 	select {
 	case resp := <-successCh1a:
 		require.Equal(t, resp.llama, scenario1a.srv)
-		require.Len(t, s.pendingReqCh, 0)
+		require.Empty(t, s.pendingReqCh)
-		require.Len(t, errCh1a, 0)
+		require.Empty(t, errCh1a)
 	case <-ctx.Done():
 		t.Errorf("timeout")
 	}
@@ -355,9 +354,9 @@ func TestGetRunner(t *testing.T) {
 	successCh1c, errCh1c := s.GetRunner(scenario1c.ctx, scenario1c.req.model, scenario1c.req.opts, scenario1c.req.sessionDuration)
 	// Starts in pending channel, then should be quickly processsed to return an error
 	time.Sleep(5 * time.Millisecond)
-	require.Len(t, successCh1c, 0)
+	require.Empty(t, successCh1c)
 	s.loadedMu.Lock()
-	require.Len(t, s.loaded, 0)
+	require.Empty(t, s.loaded)
 	s.loadedMu.Unlock()
 	require.Len(t, errCh1c, 1)
 	err = <-errCh1c
@@ -386,8 +385,8 @@ func TestPrematureExpired(t *testing.T) {
 	select {
 	case resp := <-successCh1a:
 		require.Equal(t, resp.llama, scenario1a.srv)
-		require.Len(t, s.pendingReqCh, 0)
+		require.Empty(t, s.pendingReqCh)
-		require.Len(t, errCh1a, 0)
+		require.Empty(t, errCh1a)
 		s.loadedMu.Lock()
 		require.Len(t, s.loaded, 1)
 		s.loadedMu.Unlock()
@@ -401,9 +400,9 @@ func TestPrematureExpired(t *testing.T) {
 	time.Sleep(20 * time.Millisecond)
 	require.LessOrEqual(t, len(s.finishedReqCh), 1)
 	time.Sleep(10 * time.Millisecond)
-	require.Len(t, s.finishedReqCh, 0)
+	require.Empty(t, s.finishedReqCh)
 	s.loadedMu.Lock()
-	require.Len(t, s.loaded, 0)
+	require.Empty(t, s.loaded)
 	s.loadedMu.Unlock()
 
 	// also shouldn't happen in real life
@@ -487,7 +486,6 @@ func TestFindRunnerToUnload(t *testing.T) {
 	r2.refCount = 1
 	resp = s.findRunnerToUnload()
 	require.Equal(t, r1, resp)
-
 }
 
 func TestNeedsReload(t *testing.T) {

server/upload.go

@@ -146,7 +146,7 @@ func (b *blobUpload) Run(ctx context.Context, opts *registryOptions) {
 		case requestURL := <-b.nextURL:
 			g.Go(func() error {
 				var err error
-				for try := 0; try < maxRetries; try++ {
+				for try := range maxRetries {
 					err = b.uploadPart(inner, http.MethodPatch, requestURL, part, opts)
 					switch {
 					case errors.Is(err, context.Canceled):
@@ -190,7 +190,7 @@ func (b *blobUpload) Run(ctx context.Context, opts *registryOptions) {
 	headers.Set("Content-Type", "application/octet-stream")
 	headers.Set("Content-Length", "0")
 
-	for try := 0; try < maxRetries; try++ {
+	for try := range maxRetries {
 		var resp *http.Response
 		resp, err = makeRequestWithRetry(ctx, http.MethodPut, requestURL, headers, nil, opts)
 		if errors.Is(err, context.Canceled) {
@@ -253,7 +253,7 @@ func (b *blobUpload) uploadPart(ctx context.Context, method string, requestURL *
 		}
 
 		// retry uploading to the redirect URL
-		for try := 0; try < maxRetries; try++ {
+		for try := range maxRetries {
 			err = b.uploadPart(ctx, http.MethodPut, redirectURL, part, nil)
 			switch {
 			case errors.Is(err, context.Canceled):

types/model/name_test.go

@@ -268,7 +268,6 @@ func TestNameIsValidPart(t *testing.T) {
 			}
 		})
 	}
-
 }
 
 func TestFilepathAllocs(t *testing.T) {
@@ -325,7 +324,7 @@ func TestParseNameFromFilepath(t *testing.T) {
 		filepath.Join("host:port", "namespace", "model", "tag"): {Host: "host:port", Namespace: "namespace", Model: "model", Tag: "tag"},
 		filepath.Join("namespace", "model", "tag"):              {},
 		filepath.Join("model", "tag"):                           {},
-		filepath.Join("model"):                                  {},
+		"model":                                                 {},
 		filepath.Join("..", "..", "model", "tag"):               {},
 		filepath.Join("", "namespace", ".", "tag"):              {},
 		filepath.Join(".", ".", ".", "."):                       {},
@@ -382,7 +381,6 @@ func FuzzName(f *testing.F) {
 				t.Errorf("String() = %q; want %q", n.String(), s)
 			}
 		}
-
 	})
 }