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magnus919_agent-skills/eval_runner/comparison.py
T

101 lines
3.7 KiB
Python

"""Comparison report generation for paired evaluation trials."""
from __future__ import annotations
import json
import uuid
from datetime import datetime, timezone
from pathlib import Path
from typing import Any
from .grader import GradeResult
from .path_safety import contained_path, validate_case_id
COMPARISON_SCHEMA_VERSION = 1
def build_comparison_report(
*,
skill_name: str,
case_id: str,
candidate_grade: GradeResult,
baseline_grade: GradeResult,
candidate_manifest: dict[str, Any],
baseline_manifest: dict[str, Any],
) -> dict[str, Any]:
candidate_passed = candidate_grade.passed
baseline_passed = baseline_grade.passed
if candidate_passed and not baseline_passed:
delta = "candidate_improvement"
elif not candidate_passed and baseline_passed:
delta = "candidate_regression"
elif candidate_passed and baseline_passed:
delta = "both_pass"
else:
delta = "both_fail"
return {
"schema_version": COMPARISON_SCHEMA_VERSION,
"report_id": str(uuid.uuid4()),
"generated_at": datetime.now(timezone.utc).isoformat(),
"skill_name": skill_name,
"case_id": case_id,
"candidate": {
"trial_id": candidate_manifest.get("trial_id", ""),
"passed": candidate_passed,
"infra_error": candidate_grade.infra_error,
"pass_count": candidate_grade.pass_count,
"fail_count": candidate_grade.fail_count,
"manual_count": candidate_grade.manual_count,
"assertions": [
{"assertion": r.assertion, "verdict": r.verdict.value, "detail": r.detail}
for r in candidate_grade.results
],
"manifest": candidate_manifest,
},
"baseline": {
"trial_id": baseline_manifest.get("trial_id", ""),
"passed": baseline_passed,
"infra_error": baseline_grade.infra_error,
"pass_count": baseline_grade.pass_count,
"fail_count": baseline_grade.fail_count,
"manual_count": baseline_grade.manual_count,
"assertions": [
{"assertion": r.assertion, "verdict": r.verdict.value, "detail": r.detail}
for r in baseline_grade.results
],
"manifest": baseline_manifest,
},
"paired_delta": delta,
}
def write_comparison_report(report: dict[str, Any], output_dir: Path) -> Path:
output_dir.mkdir(parents=True, exist_ok=True)
case_id = report.get("case_id", "unknown")
validate_case_id(case_id)
report_id = report.get("report_id", "unknown")[:8]
path = contained_path(output_dir, f"{case_id}--{report_id}.comparison.json")
path.write_text(json.dumps(report, indent=2) + "\n", encoding="utf-8")
return path
def format_comparison_summary(report: dict[str, Any]) -> str:
lines = [
f"Skill: {report['skill_name']} Case: {report['case_id']}",
f"Delta: {report['paired_delta']}",
"",
f" Candidate: {'PASS' if report['candidate']['passed'] else 'FAIL'}"
f" ({report['candidate']['pass_count']} pass, {report['candidate']['fail_count']} fail,"
f" {report['candidate']['manual_count']} manual)",
f" Baseline: {'PASS' if report['baseline']['passed'] else 'FAIL'}"
f" ({report['baseline']['pass_count']} pass, {report['baseline']['fail_count']} fail,"
f" {report['baseline']['manual_count']} manual)",
]
if report["candidate"]["infra_error"]:
lines.append(" [!] Candidate had infrastructure error")
if report["baseline"]["infra_error"]:
lines.append(" [!] Baseline had infrastructure error")
return "\n".join(lines)