mirror of https://github.com/ollama/ollama.git
668 lines
19 KiB
Go
668 lines
19 KiB
Go
package cmd
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import (
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"errors"
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"fmt"
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"io"
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"net/http"
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"os"
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"path/filepath"
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"regexp"
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"sort"
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"strings"
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"github.com/spf13/cobra"
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"golang.org/x/exp/slices"
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"github.com/ollama/ollama/api"
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"github.com/ollama/ollama/progress"
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"github.com/ollama/ollama/readline"
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)
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type MultilineState int
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const (
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MultilineNone MultilineState = iota
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MultilinePrompt
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MultilineSystem
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MultilineTemplate
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)
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func loadModel(cmd *cobra.Command, opts *runOptions) error {
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client, err := api.ClientFromEnvironment()
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if err != nil {
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return err
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}
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p := progress.NewProgress(os.Stderr)
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defer p.StopAndClear()
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spinner := progress.NewSpinner("")
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p.Add("", spinner)
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showReq := api.ShowRequest{Name: opts.Model}
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showResp, err := client.Show(cmd.Context(), &showReq)
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if err != nil {
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return err
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}
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opts.MultiModal = slices.Contains(showResp.Details.Families, "clip")
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opts.ParentModel = showResp.Details.ParentModel
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if len(showResp.Messages) > 0 {
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opts.Messages = append(opts.Messages, showResp.Messages...)
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}
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chatReq := &api.ChatRequest{
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Model: opts.Model,
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Messages: []api.Message{},
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}
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err = client.Chat(cmd.Context(), chatReq, func(resp api.ChatResponse) error {
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p.StopAndClear()
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if len(opts.Messages) > 0 {
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for _, msg := range opts.Messages {
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switch msg.Role {
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case "user":
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fmt.Printf(">>> %s\n", msg.Content)
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case "assistant":
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state := &displayResponseState{}
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displayResponse(msg.Content, opts.WordWrap, state)
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fmt.Println()
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fmt.Println()
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}
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}
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}
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return nil
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})
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if err != nil {
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return err
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}
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return nil
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}
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func generateInteractive(cmd *cobra.Command, opts runOptions) error {
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opts.Messages = make([]api.Message, 0)
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err := loadModel(cmd, &opts)
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if err != nil {
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return err
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}
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usage := func() {
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fmt.Fprintln(os.Stderr, "Available Commands:")
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fmt.Fprintln(os.Stderr, " /set Set session variables")
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fmt.Fprintln(os.Stderr, " /show Show model information")
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fmt.Fprintln(os.Stderr, " /load <model> Load a session or model")
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fmt.Fprintln(os.Stderr, " /save <model> Save your current session")
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fmt.Fprintln(os.Stderr, " /bye Exit")
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fmt.Fprintln(os.Stderr, " /?, /help Help for a command")
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fmt.Fprintln(os.Stderr, " /? shortcuts Help for keyboard shortcuts")
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fmt.Fprintln(os.Stderr, "")
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fmt.Fprintln(os.Stderr, "Use \"\"\" to begin a multi-line message.")
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if opts.MultiModal {
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fmt.Fprintf(os.Stderr, "Use %s to include .jpg or .png images.\n", filepath.FromSlash("/path/to/file"))
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}
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fmt.Fprintln(os.Stderr, "")
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}
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usageSet := func() {
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fmt.Fprintln(os.Stderr, "Available Commands:")
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fmt.Fprintln(os.Stderr, " /set parameter ... Set a parameter")
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fmt.Fprintln(os.Stderr, " /set system <string> Set system message")
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fmt.Fprintln(os.Stderr, " /set template <string> Set prompt template")
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fmt.Fprintln(os.Stderr, " /set history Enable history")
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fmt.Fprintln(os.Stderr, " /set nohistory Disable history")
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fmt.Fprintln(os.Stderr, " /set wordwrap Enable wordwrap")
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fmt.Fprintln(os.Stderr, " /set nowordwrap Disable wordwrap")
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fmt.Fprintln(os.Stderr, " /set format json Enable JSON mode")
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fmt.Fprintln(os.Stderr, " /set noformat Disable formatting")
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fmt.Fprintln(os.Stderr, " /set verbose Show LLM stats")
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fmt.Fprintln(os.Stderr, " /set quiet Disable LLM stats")
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fmt.Fprintln(os.Stderr, "")
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}
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usageShortcuts := func() {
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fmt.Fprintln(os.Stderr, "Available keyboard shortcuts:")
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fmt.Fprintln(os.Stderr, " Ctrl + a Move to the beginning of the line (Home)")
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fmt.Fprintln(os.Stderr, " Ctrl + e Move to the end of the line (End)")
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fmt.Fprintln(os.Stderr, " Alt + b Move back (left) one word")
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fmt.Fprintln(os.Stderr, " Alt + f Move forward (right) one word")
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fmt.Fprintln(os.Stderr, " Ctrl + k Delete the sentence after the cursor")
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fmt.Fprintln(os.Stderr, " Ctrl + u Delete the sentence before the cursor")
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fmt.Fprintln(os.Stderr, "")
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fmt.Fprintln(os.Stderr, " Ctrl + l Clear the screen")
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fmt.Fprintln(os.Stderr, " Ctrl + c Stop the model from responding")
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fmt.Fprintln(os.Stderr, " Ctrl + d Exit ollama (/bye)")
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fmt.Fprintln(os.Stderr, "")
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}
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usageShow := func() {
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fmt.Fprintln(os.Stderr, "Available Commands:")
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fmt.Fprintln(os.Stderr, " /show info Show details for this model")
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fmt.Fprintln(os.Stderr, " /show license Show model license")
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fmt.Fprintln(os.Stderr, " /show modelfile Show Modelfile for this model")
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fmt.Fprintln(os.Stderr, " /show parameters Show parameters for this model")
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fmt.Fprintln(os.Stderr, " /show system Show system message")
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fmt.Fprintln(os.Stderr, " /show template Show prompt template")
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fmt.Fprintln(os.Stderr, "")
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}
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// only list out the most common parameters
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usageParameters := func() {
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fmt.Fprintln(os.Stderr, "Available Parameters:")
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fmt.Fprintln(os.Stderr, " /set parameter seed <int> Random number seed")
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fmt.Fprintln(os.Stderr, " /set parameter num_predict <int> Max number of tokens to predict")
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fmt.Fprintln(os.Stderr, " /set parameter top_k <int> Pick from top k num of tokens")
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fmt.Fprintln(os.Stderr, " /set parameter top_p <float> Pick token based on sum of probabilities")
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fmt.Fprintln(os.Stderr, " /set parameter num_ctx <int> Set the context size")
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fmt.Fprintln(os.Stderr, " /set parameter temperature <float> Set creativity level")
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fmt.Fprintln(os.Stderr, " /set parameter repeat_penalty <float> How strongly to penalize repetitions")
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fmt.Fprintln(os.Stderr, " /set parameter repeat_last_n <int> Set how far back to look for repetitions")
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fmt.Fprintln(os.Stderr, " /set parameter num_gpu <int> The number of layers to send to the GPU")
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fmt.Fprintln(os.Stderr, " /set parameter stop \"<string>\", ... Set the stop parameters")
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fmt.Fprintln(os.Stderr, "")
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}
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scanner, err := readline.New(readline.Prompt{
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Prompt: ">>> ",
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AltPrompt: "... ",
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Placeholder: "Send a message (/? for help)",
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AltPlaceholder: `Use """ to end multi-line input`,
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})
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if err != nil {
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return err
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}
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fmt.Print(readline.StartBracketedPaste)
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defer fmt.Printf(readline.EndBracketedPaste)
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var sb strings.Builder
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var multiline MultilineState
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for {
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line, err := scanner.Readline()
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switch {
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case errors.Is(err, io.EOF):
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fmt.Println()
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return nil
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case errors.Is(err, readline.ErrInterrupt):
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if line == "" {
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fmt.Println("\nUse Ctrl + d or /bye to exit.")
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}
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scanner.Prompt.UseAlt = false
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sb.Reset()
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continue
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case err != nil:
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return err
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}
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switch {
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case multiline != MultilineNone:
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// check if there's a multiline terminating string
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before, ok := strings.CutSuffix(line, `"""`)
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sb.WriteString(before)
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if !ok {
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fmt.Fprintln(&sb)
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continue
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}
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switch multiline {
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case MultilineSystem:
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opts.System = sb.String()
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opts.Messages = append(opts.Messages, api.Message{Role: "system", Content: opts.System})
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fmt.Println("Set system message.")
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sb.Reset()
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case MultilineTemplate:
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opts.Template = sb.String()
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fmt.Println("Set prompt template.")
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sb.Reset()
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}
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multiline = MultilineNone
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scanner.Prompt.UseAlt = false
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case strings.HasPrefix(line, `"""`):
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line := strings.TrimPrefix(line, `"""`)
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line, ok := strings.CutSuffix(line, `"""`)
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sb.WriteString(line)
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if !ok {
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// no multiline terminating string; need more input
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fmt.Fprintln(&sb)
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multiline = MultilinePrompt
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scanner.Prompt.UseAlt = true
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}
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case scanner.Pasting:
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fmt.Fprintln(&sb, line)
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continue
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case strings.HasPrefix(line, "/list"):
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args := strings.Fields(line)
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if err := ListHandler(cmd, args[1:]); err != nil {
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return err
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}
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case strings.HasPrefix(line, "/load"):
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args := strings.Fields(line)
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if len(args) != 2 {
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fmt.Println("Usage:\n /load <modelname>")
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continue
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}
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opts.Model = args[1]
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opts.Messages = []api.Message{}
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fmt.Printf("Loading model '%s'\n", opts.Model)
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if err := loadModel(cmd, &opts); err != nil {
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return err
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}
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continue
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case strings.HasPrefix(line, "/save"):
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args := strings.Fields(line)
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if len(args) != 2 {
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fmt.Println("Usage:\n /save <modelname>")
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continue
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}
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client, err := api.ClientFromEnvironment()
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if err != nil {
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fmt.Println("error: couldn't connect to ollama server")
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return err
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}
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req := &api.CreateRequest{
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Name: args[1],
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Modelfile: buildModelfile(opts),
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}
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fn := func(resp api.ProgressResponse) error { return nil }
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err = client.Create(cmd.Context(), req, fn)
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if err != nil {
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fmt.Println("error: couldn't save model")
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return err
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}
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fmt.Printf("Created new model '%s'\n", args[1])
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continue
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case strings.HasPrefix(line, "/set"):
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args := strings.Fields(line)
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if len(args) > 1 {
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switch args[1] {
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case "history":
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scanner.HistoryEnable()
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case "nohistory":
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scanner.HistoryDisable()
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case "wordwrap":
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opts.WordWrap = true
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fmt.Println("Set 'wordwrap' mode.")
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case "nowordwrap":
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opts.WordWrap = false
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fmt.Println("Set 'nowordwrap' mode.")
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case "verbose":
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if err := cmd.Flags().Set("verbose", "true"); err != nil {
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return err
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}
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fmt.Println("Set 'verbose' mode.")
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case "quiet":
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if err := cmd.Flags().Set("verbose", "false"); err != nil {
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return err
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}
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fmt.Println("Set 'quiet' mode.")
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case "format":
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if len(args) < 3 || args[2] != "json" {
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fmt.Println("Invalid or missing format. For 'json' mode use '/set format json'")
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} else {
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opts.Format = args[2]
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fmt.Printf("Set format to '%s' mode.\n", args[2])
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}
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case "noformat":
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opts.Format = ""
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fmt.Println("Disabled format.")
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case "parameter":
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if len(args) < 4 {
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usageParameters()
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continue
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}
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params := args[3:]
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fp, err := api.FormatParams(map[string][]string{args[2]: params})
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if err != nil {
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fmt.Printf("Couldn't set parameter: %q\n", err)
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continue
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}
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fmt.Printf("Set parameter '%s' to '%s'\n", args[2], strings.Join(params, ", "))
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opts.Options[args[2]] = fp[args[2]]
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case "system", "template":
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if len(args) < 3 {
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usageSet()
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continue
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}
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if args[1] == "system" {
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multiline = MultilineSystem
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} else if args[1] == "template" {
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multiline = MultilineTemplate
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}
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line := strings.Join(args[2:], " ")
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line, ok := strings.CutPrefix(line, `"""`)
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if !ok {
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multiline = MultilineNone
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} else {
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// only cut suffix if the line is multiline
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line, ok = strings.CutSuffix(line, `"""`)
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if ok {
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multiline = MultilineNone
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}
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}
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sb.WriteString(line)
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if multiline != MultilineNone {
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scanner.Prompt.UseAlt = true
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continue
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}
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if args[1] == "system" {
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opts.System = sb.String() // for display in modelfile
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newMessage := api.Message{Role: "system", Content: sb.String()}
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// Check if the slice is not empty and the last message is from 'system'
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if len(opts.Messages) > 0 && opts.Messages[len(opts.Messages)-1].Role == "system" {
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// Replace the last message
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opts.Messages[len(opts.Messages)-1] = newMessage
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} else {
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opts.Messages = append(opts.Messages, newMessage)
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}
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fmt.Println("Set system message.")
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sb.Reset()
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} else if args[1] == "template" {
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opts.Template = sb.String()
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fmt.Println("Set prompt template.")
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sb.Reset()
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}
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sb.Reset()
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continue
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default:
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fmt.Printf("Unknown command '/set %s'. Type /? for help\n", args[1])
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}
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} else {
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usageSet()
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}
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case strings.HasPrefix(line, "/show"):
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args := strings.Fields(line)
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if len(args) > 1 {
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client, err := api.ClientFromEnvironment()
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if err != nil {
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fmt.Println("error: couldn't connect to ollama server")
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return err
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}
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req := &api.ShowRequest{
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Name: opts.Model,
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System: opts.System,
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Template: opts.Template,
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Options: opts.Options,
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}
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resp, err := client.Show(cmd.Context(), req)
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if err != nil {
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fmt.Println("error: couldn't get model")
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return err
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}
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switch args[1] {
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case "info":
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fmt.Println("Model details:")
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if len(resp.Details.Families) > 0 {
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fmt.Printf("Family %s\n", strings.Join(resp.Details.Families, ", "))
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} else if resp.Details.Family != "" {
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fmt.Printf("Family %s\n", resp.Details.Family)
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}
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fmt.Printf("Parameter Size %s\n", resp.Details.ParameterSize)
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fmt.Printf("Quantization Level %s\n", resp.Details.QuantizationLevel)
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fmt.Println("")
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case "license":
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if resp.License == "" {
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fmt.Println("No license was specified for this model.")
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} else {
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fmt.Println(resp.License)
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}
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case "modelfile":
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fmt.Println(resp.Modelfile)
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case "parameters":
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if resp.Parameters == "" {
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fmt.Println("No parameters were specified for this model.")
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} else {
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if len(opts.Options) > 0 {
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fmt.Println("User defined parameters:")
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for k, v := range opts.Options {
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fmt.Printf("%-*s %v\n", 30, k, v)
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}
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fmt.Println()
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}
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fmt.Println("Model defined parameters:")
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fmt.Println(resp.Parameters)
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}
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case "system":
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switch {
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case opts.System != "":
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fmt.Println(opts.System + "\n")
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case resp.System != "":
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fmt.Println(resp.System + "\n")
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default:
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fmt.Println("No system message was specified for this model.")
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}
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case "template":
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switch {
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case opts.Template != "":
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fmt.Println(opts.Template + "\n")
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case resp.Template != "":
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fmt.Println(resp.Template)
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default:
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fmt.Println("No prompt template was specified for this model.")
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}
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default:
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fmt.Printf("Unknown command '/show %s'. Type /? for help\n", args[1])
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}
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} else {
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usageShow()
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}
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case strings.HasPrefix(line, "/help"), strings.HasPrefix(line, "/?"):
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args := strings.Fields(line)
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if len(args) > 1 {
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switch args[1] {
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case "set", "/set":
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usageSet()
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case "show", "/show":
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usageShow()
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case "shortcut", "shortcuts":
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usageShortcuts()
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}
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} else {
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usage()
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}
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case strings.HasPrefix(line, "/exit"), strings.HasPrefix(line, "/bye"):
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return nil
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case strings.HasPrefix(line, "/"):
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args := strings.Fields(line)
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isFile := false
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if opts.MultiModal {
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for _, f := range extractFileNames(line) {
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if strings.HasPrefix(f, args[0]) {
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isFile = true
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break
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}
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}
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}
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if !isFile {
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fmt.Printf("Unknown command '%s'. Type /? for help\n", args[0])
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continue
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}
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sb.WriteString(line)
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default:
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sb.WriteString(line)
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}
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if sb.Len() > 0 && multiline == MultilineNone {
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newMessage := api.Message{Role: "user", Content: sb.String()}
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if opts.MultiModal {
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msg, images, err := extractFileData(sb.String())
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if err != nil {
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return err
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}
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// clear all previous images for better responses
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if len(images) > 0 {
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for i := range opts.Messages {
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opts.Messages[i].Images = nil
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}
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}
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newMessage.Content = msg
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|
newMessage.Images = images
|
|
}
|
|
|
|
opts.Messages = append(opts.Messages, newMessage)
|
|
|
|
assistant, err := chat(cmd, opts)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if assistant != nil {
|
|
opts.Messages = append(opts.Messages, *assistant)
|
|
}
|
|
|
|
sb.Reset()
|
|
}
|
|
}
|
|
}
|
|
|
|
func buildModelfile(opts runOptions) string {
|
|
var mf strings.Builder
|
|
model := opts.ParentModel
|
|
if model == "" {
|
|
model = opts.Model
|
|
}
|
|
fmt.Fprintf(&mf, "FROM %s\n", model)
|
|
if opts.System != "" {
|
|
fmt.Fprintf(&mf, "SYSTEM \"\"\"%s\"\"\"\n", opts.System)
|
|
}
|
|
|
|
if opts.Template != "" {
|
|
fmt.Fprintf(&mf, "TEMPLATE \"\"\"%s\"\"\"\n", opts.Template)
|
|
}
|
|
|
|
keys := make([]string, 0)
|
|
for k := range opts.Options {
|
|
keys = append(keys, k)
|
|
}
|
|
sort.Strings(keys)
|
|
for _, k := range keys {
|
|
fmt.Fprintf(&mf, "PARAMETER %s %v\n", k, opts.Options[k])
|
|
}
|
|
fmt.Fprintln(&mf)
|
|
|
|
for _, msg := range opts.Messages {
|
|
fmt.Fprintf(&mf, "MESSAGE %s \"\"\"%s\"\"\"\n", msg.Role, msg.Content)
|
|
}
|
|
|
|
return mf.String()
|
|
}
|
|
|
|
func normalizeFilePath(fp string) string {
|
|
// Define a map of escaped characters and their replacements
|
|
replacements := map[string]string{
|
|
"\\ ": " ", // Escaped space
|
|
"\\(": "(", // Escaped left parenthesis
|
|
"\\)": ")", // Escaped right parenthesis
|
|
"\\[": "[", // Escaped left square bracket
|
|
"\\]": "]", // Escaped right square bracket
|
|
"\\{": "{", // Escaped left curly brace
|
|
"\\}": "}", // Escaped right curly brace
|
|
"\\$": "$", // Escaped dollar sign
|
|
"\\&": "&", // Escaped ampersand
|
|
"\\;": ";", // Escaped semicolon
|
|
"\\'": "'", // Escaped single quote
|
|
"\\\\": "\\", // Escaped backslash
|
|
"\\*": "*", // Escaped asterisk
|
|
"\\?": "?", // Escaped question mark
|
|
}
|
|
|
|
for escaped, actual := range replacements {
|
|
fp = strings.ReplaceAll(fp, escaped, actual)
|
|
}
|
|
return fp
|
|
}
|
|
|
|
func extractFileNames(input string) []string {
|
|
// Regex to match file paths starting with optional drive letter, / ./ \ or .\ and include escaped or unescaped spaces (\ or %20)
|
|
// and followed by more characters and a file extension
|
|
// This will capture non filename strings, but we'll check for file existence to remove mismatches
|
|
regexPattern := `(?:[a-zA-Z]:)?(?:\./|/|\\)[\S\\ ]+?\.(?i:jpg|jpeg|png|svg)\b`
|
|
re := regexp.MustCompile(regexPattern)
|
|
|
|
return re.FindAllString(input, -1)
|
|
}
|
|
|
|
func extractFileData(input string) (string, []api.ImageData, error) {
|
|
filePaths := extractFileNames(input)
|
|
var imgs []api.ImageData
|
|
|
|
for _, fp := range filePaths {
|
|
nfp := normalizeFilePath(fp)
|
|
data, err := getImageData(nfp)
|
|
if err != nil {
|
|
if os.IsNotExist(err) {
|
|
continue
|
|
}
|
|
fmt.Fprintf(os.Stderr, "Couldn't process image: %q\n", err)
|
|
return "", imgs, err
|
|
}
|
|
fmt.Fprintf(os.Stderr, "Added image '%s'\n", nfp)
|
|
input = strings.ReplaceAll(input, fp, "")
|
|
imgs = append(imgs, data)
|
|
}
|
|
return input, imgs, nil
|
|
}
|
|
|
|
func getImageData(filePath string) ([]byte, error) {
|
|
file, err := os.Open(filePath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer file.Close()
|
|
|
|
buf := make([]byte, 512)
|
|
_, err = file.Read(buf)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
contentType := http.DetectContentType(buf)
|
|
allowedTypes := []string{"image/jpeg", "image/jpg", "image/png"}
|
|
if !slices.Contains(allowedTypes, contentType) {
|
|
return nil, fmt.Errorf("invalid image type: %s", contentType)
|
|
}
|
|
|
|
info, err := file.Stat()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// Check if the file size exceeds 100MB
|
|
var maxSize int64 = 100 * 1024 * 1024 // 100MB in bytes
|
|
if info.Size() > maxSize {
|
|
return nil, fmt.Errorf("file size exceeds maximum limit (100MB)")
|
|
}
|
|
|
|
buf = make([]byte, info.Size())
|
|
_, err = file.Seek(0, 0)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
_, err = io.ReadFull(file, buf)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return buf, nil
|
|
}
|