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refactor: move runScore and runProbe to pkg/lem

All 28 commands now accessible as exported lem.Run* functions.
Prerequisite for CLI framework migration.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Snider 2026-02-22 18:53:15 +00:00
parent 131d1694b2
commit a0a0118155
2 changed files with 185 additions and 183 deletions

199
main.go
View file

@ -5,7 +5,6 @@ import (
"fmt"
"log"
"os"
"time"
"forge.lthn.ai/lthn/lem/pkg/lem"
)
@ -62,11 +61,24 @@ func main() {
case "distill":
lem.RunDistill(os.Args[2:])
case "score":
runScore(os.Args[2:])
lem.RunScore(os.Args[2:])
case "probe":
runProbe(os.Args[2:])
lem.RunProbe(os.Args[2:])
case "compare":
runCompare(os.Args[2:])
fs := flag.NewFlagSet("compare", flag.ExitOnError)
oldFile := fs.String("old", "", "Old score file (required)")
newFile := fs.String("new", "", "New score file (required)")
if err := fs.Parse(os.Args[2:]); err != nil {
log.Fatalf("parse flags: %v", err)
}
if *oldFile == "" || *newFile == "" {
fmt.Fprintln(os.Stderr, "error: --old and --new are required")
fs.Usage()
os.Exit(1)
}
if err := lem.RunCompare(*oldFile, *newFile); err != nil {
log.Fatalf("compare: %v", err)
}
case "status":
lem.RunStatus(os.Args[2:])
case "expand":
@ -114,182 +126,3 @@ func main() {
os.Exit(1)
}
}
func runScore(args []string) {
fs := flag.NewFlagSet("score", flag.ExitOnError)
input := fs.String("input", "", "Input JSONL response file (required)")
suites := fs.String("suites", "all", "Comma-separated suites or 'all'")
judgeModel := fs.String("judge-model", "mlx-community/gemma-3-27b-it-qat-4bit", "Judge model name")
judgeURL := fs.String("judge-url", "http://10.69.69.108:8090", "Judge API URL")
concurrency := fs.Int("concurrency", 4, "Max concurrent judge calls")
output := fs.String("output", "scores.json", "Output score file path")
resume := fs.Bool("resume", false, "Resume from existing output, skipping scored IDs")
if err := fs.Parse(args); err != nil {
log.Fatalf("parse flags: %v", err)
}
if *input == "" {
fmt.Fprintln(os.Stderr, "error: --input is required")
fs.Usage()
os.Exit(1)
}
responses, err := lem.ReadResponses(*input)
if err != nil {
log.Fatalf("read responses: %v", err)
}
log.Printf("loaded %d responses from %s", len(responses), *input)
if *resume {
if _, statErr := os.Stat(*output); statErr == nil {
existing, readErr := lem.ReadScorerOutput(*output)
if readErr != nil {
log.Fatalf("read existing scores for resume: %v", readErr)
}
scored := make(map[string]bool)
for _, scores := range existing.PerPrompt {
for _, ps := range scores {
scored[ps.ID] = true
}
}
var filtered []lem.Response
for _, r := range responses {
if !scored[r.ID] {
filtered = append(filtered, r)
}
}
log.Printf("resume: skipping %d already-scored, %d remaining",
len(responses)-len(filtered), len(filtered))
responses = filtered
if len(responses) == 0 {
log.Println("all responses already scored, nothing to do")
return
}
}
}
client := lem.NewClient(*judgeURL, *judgeModel)
client.MaxTokens = 512
judge := lem.NewJudge(client)
engine := lem.NewEngine(judge, *concurrency, *suites)
log.Printf("scoring with %s", engine)
perPrompt := engine.ScoreAll(responses)
if *resume {
if _, statErr := os.Stat(*output); statErr == nil {
existing, _ := lem.ReadScorerOutput(*output)
for model, scores := range existing.PerPrompt {
perPrompt[model] = append(scores, perPrompt[model]...)
}
}
}
averages := lem.ComputeAverages(perPrompt)
scorerOutput := &lem.ScorerOutput{
Metadata: lem.Metadata{
JudgeModel: *judgeModel,
JudgeURL: *judgeURL,
ScoredAt: time.Now().UTC(),
ScorerVersion: "1.0.0",
Suites: engine.SuiteNames(),
},
ModelAverages: averages,
PerPrompt: perPrompt,
}
if err := lem.WriteScores(*output, scorerOutput); err != nil {
log.Fatalf("write scores: %v", err)
}
log.Printf("wrote scores to %s", *output)
}
func runProbe(args []string) {
fs := flag.NewFlagSet("probe", flag.ExitOnError)
model := fs.String("model", "", "Target model name (required)")
targetURL := fs.String("target-url", "", "Target model API URL (defaults to judge-url)")
probesFile := fs.String("probes", "", "Custom probes JSONL file (uses built-in content probes if not specified)")
suites := fs.String("suites", "all", "Comma-separated suites or 'all'")
judgeModel := fs.String("judge-model", "mlx-community/gemma-3-27b-it-qat-4bit", "Judge model name")
judgeURL := fs.String("judge-url", "http://10.69.69.108:8090", "Judge API URL")
concurrency := fs.Int("concurrency", 4, "Max concurrent judge calls")
output := fs.String("output", "scores.json", "Output score file path")
if err := fs.Parse(args); err != nil {
log.Fatalf("parse flags: %v", err)
}
if *model == "" {
fmt.Fprintln(os.Stderr, "error: --model is required")
fs.Usage()
os.Exit(1)
}
if *targetURL == "" {
*targetURL = *judgeURL
}
targetClient := lem.NewClient(*targetURL, *model)
targetClient.MaxTokens = 1024
judgeClient := lem.NewClient(*judgeURL, *judgeModel)
judgeClient.MaxTokens = 512
judge := lem.NewJudge(judgeClient)
engine := lem.NewEngine(judge, *concurrency, *suites)
prober := lem.NewProber(targetClient, engine)
var scorerOutput *lem.ScorerOutput
var err error
if *probesFile != "" {
probes, readErr := lem.ReadResponses(*probesFile)
if readErr != nil {
log.Fatalf("read probes: %v", readErr)
}
log.Printf("loaded %d custom probes from %s", len(probes), *probesFile)
scorerOutput, err = prober.ProbeModel(probes, *model)
} else {
log.Printf("using %d built-in content probes", len(lem.ContentProbes))
scorerOutput, err = prober.ProbeContent(*model)
}
if err != nil {
log.Fatalf("probe: %v", err)
}
if writeErr := lem.WriteScores(*output, scorerOutput); writeErr != nil {
log.Fatalf("write scores: %v", writeErr)
}
log.Printf("wrote scores to %s", *output)
}
func runCompare(args []string) {
fs := flag.NewFlagSet("compare", flag.ExitOnError)
oldFile := fs.String("old", "", "Old score file (required)")
newFile := fs.String("new", "", "New score file (required)")
if err := fs.Parse(args); err != nil {
log.Fatalf("parse flags: %v", err)
}
if *oldFile == "" || *newFile == "" {
fmt.Fprintln(os.Stderr, "error: --old and --new are required")
fs.Usage()
os.Exit(1)
}
if err := lem.RunCompare(*oldFile, *newFile); err != nil {
log.Fatalf("compare: %v", err)
}
}

169
pkg/lem/score_cmd.go Normal file
View file

@ -0,0 +1,169 @@
package lem
import (
"flag"
"fmt"
"log"
"os"
"time"
)
// RunScore scores existing response files using a judge model.
func RunScore(args []string) {
fs := flag.NewFlagSet("score", flag.ExitOnError)
input := fs.String("input", "", "Input JSONL response file (required)")
suites := fs.String("suites", "all", "Comma-separated suites or 'all'")
judgeModel := fs.String("judge-model", "mlx-community/gemma-3-27b-it-qat-4bit", "Judge model name")
judgeURL := fs.String("judge-url", "http://10.69.69.108:8090", "Judge API URL")
concurrency := fs.Int("concurrency", 4, "Max concurrent judge calls")
output := fs.String("output", "scores.json", "Output score file path")
resume := fs.Bool("resume", false, "Resume from existing output, skipping scored IDs")
if err := fs.Parse(args); err != nil {
log.Fatalf("parse flags: %v", err)
}
if *input == "" {
fmt.Fprintln(os.Stderr, "error: --input is required")
fs.Usage()
os.Exit(1)
}
responses, err := ReadResponses(*input)
if err != nil {
log.Fatalf("read responses: %v", err)
}
log.Printf("loaded %d responses from %s", len(responses), *input)
if *resume {
if _, statErr := os.Stat(*output); statErr == nil {
existing, readErr := ReadScorerOutput(*output)
if readErr != nil {
log.Fatalf("read existing scores for resume: %v", readErr)
}
scored := make(map[string]bool)
for _, scores := range existing.PerPrompt {
for _, ps := range scores {
scored[ps.ID] = true
}
}
var filtered []Response
for _, r := range responses {
if !scored[r.ID] {
filtered = append(filtered, r)
}
}
log.Printf("resume: skipping %d already-scored, %d remaining",
len(responses)-len(filtered), len(filtered))
responses = filtered
if len(responses) == 0 {
log.Println("all responses already scored, nothing to do")
return
}
}
}
client := NewClient(*judgeURL, *judgeModel)
client.MaxTokens = 512
judge := NewJudge(client)
engine := NewEngine(judge, *concurrency, *suites)
log.Printf("scoring with %s", engine)
perPrompt := engine.ScoreAll(responses)
if *resume {
if _, statErr := os.Stat(*output); statErr == nil {
existing, _ := ReadScorerOutput(*output)
for model, scores := range existing.PerPrompt {
perPrompt[model] = append(scores, perPrompt[model]...)
}
}
}
averages := ComputeAverages(perPrompt)
scorerOutput := &ScorerOutput{
Metadata: Metadata{
JudgeModel: *judgeModel,
JudgeURL: *judgeURL,
ScoredAt: time.Now().UTC(),
ScorerVersion: "1.0.0",
Suites: engine.SuiteNames(),
},
ModelAverages: averages,
PerPrompt: perPrompt,
}
if err := WriteScores(*output, scorerOutput); err != nil {
log.Fatalf("write scores: %v", err)
}
log.Printf("wrote scores to %s", *output)
}
// RunProbe generates responses from a target model and scores them.
func RunProbe(args []string) {
fs := flag.NewFlagSet("probe", flag.ExitOnError)
model := fs.String("model", "", "Target model name (required)")
targetURL := fs.String("target-url", "", "Target model API URL (defaults to judge-url)")
probesFile := fs.String("probes", "", "Custom probes JSONL file (uses built-in content probes if not specified)")
suites := fs.String("suites", "all", "Comma-separated suites or 'all'")
judgeModel := fs.String("judge-model", "mlx-community/gemma-3-27b-it-qat-4bit", "Judge model name")
judgeURL := fs.String("judge-url", "http://10.69.69.108:8090", "Judge API URL")
concurrency := fs.Int("concurrency", 4, "Max concurrent judge calls")
output := fs.String("output", "scores.json", "Output score file path")
if err := fs.Parse(args); err != nil {
log.Fatalf("parse flags: %v", err)
}
if *model == "" {
fmt.Fprintln(os.Stderr, "error: --model is required")
fs.Usage()
os.Exit(1)
}
if *targetURL == "" {
*targetURL = *judgeURL
}
targetClient := NewClient(*targetURL, *model)
targetClient.MaxTokens = 1024
judgeClient := NewClient(*judgeURL, *judgeModel)
judgeClient.MaxTokens = 512
judge := NewJudge(judgeClient)
engine := NewEngine(judge, *concurrency, *suites)
prober := NewProber(targetClient, engine)
var scorerOutput *ScorerOutput
var err error
if *probesFile != "" {
probes, readErr := ReadResponses(*probesFile)
if readErr != nil {
log.Fatalf("read probes: %v", readErr)
}
log.Printf("loaded %d custom probes from %s", len(probes), *probesFile)
scorerOutput, err = prober.ProbeModel(probes, *model)
} else {
log.Printf("using %d built-in content probes", len(ContentProbes))
scorerOutput, err = prober.ProbeContent(*model)
}
if err != nil {
log.Fatalf("probe: %v", err)
}
if writeErr := WriteScores(*output, scorerOutput); writeErr != nil {
log.Fatalf("write scores: %v", writeErr)
}
log.Printf("wrote scores to %s", *output)
}