feat: add offline baseline diagnosis orchestration

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"""离线诊断编排:把 baseline run 的错题诊断投影为逐题信号行并断点续跑落库。
"结果驱动视频级切分"离线管线的诊断步。给定一批可诊断错题:
1. 算 remaining(跳过 store 已完成题)实现续跑幂等;
2. 对剩余错题调 core.evolution.diagnose.run_diagnosis(经 StepsJsonRunLog
包装内层 RunLog,兼容 traces 未落表的历史 run);
3. 把 error_attributions / infra / degraded 三类产物确定性投影为
DiagnosisSignalRowtier 由 split_selection.score_signal 判定);
4. 逐行 store.upsert 落盘,单行单事务 → 崩溃最多丢正在写的一行。
错误处理诚实标注(不谎称全传播):
- run_diagnosis 内部对 judge/C3 判别异常是 `except Exception`→warning→默认
lapsecore/evolution/diagnose.py:2186-2192),非全传播;judge 语义歧义
按现有保护性 lapse 处理,本编排原样接受其判定,不二次兜底。
- 网络/API 层失败经 GovernedLLMClient 重试栈后仍失败会从 run_diagnosis
向上抛出,本编排不捕获、不掩盖,直接冒泡给调用方。
"""
from __future__ import annotations
from dataclasses import dataclass
from typing import TYPE_CHECKING, Any
from loguru import logger
from app.harness.baseline_run_log import StepsJsonRunLog
from app.harness.split_selection import evolution_target_of, score_signal
from core.evolution.diagnose import run_diagnosis
from core.evolution.types import DiagnosisSignalRow
if TYPE_CHECKING:
from core.evolution.protocols import DiagnosisSignalStore
from core.evolution.types import DiagnosisResult
from core.types import GeneratedQuestion
@dataclass(frozen=True)
class DiagnosisDeps:
"""离线诊断编排的依赖束(一次编排的全部外部端口 + 运行参数)。
frozen 保证一次编排内依赖不可变;LLM/RunLog/SkillStore/prompts 走 Protocol
注入,便于测试替换成假实现。
属性:
run_log: 内层 RunLog 实现(提供 get_predictions/get_traces),
编排内部再用 StepsJsonRunLog 包装以兼容 traces 未落表的 run。
llm: LLM 调用端口(治理后的 GovernedLLMClient)。
skill_store: 技能文件读取端口。
prompts: 诊断模板束(DiagnosePrompts)。
tree_data: 树结构字典(多视频 {video_id: tree} 或单棵树),透传给 run_diagnosis。
concurrency: 诊断并发上限。
"""
run_log: Any
llm: Any
skill_store: Any
prompts: Any
tree_data: dict[str, Any]
concurrency: int
async def run_baseline_diagnosis(
*,
baseline_run_id: str,
diag_fingerprint: str,
wrong_ids: list[str],
questions: dict[str, GeneratedQuestion],
store: DiagnosisSignalStore,
deps: DiagnosisDeps,
) -> None:
"""对 baseline run 的错题跑离线诊断并把信号逐行落库(断点续跑幂等)。
参数:
baseline_run_id: baseline run 标识(如 "infer_adhoc"),信号行主键之一。
diag_fingerprint: 诊断口径指纹,隔离不同诊断配置的信号,主键之一。
wrong_ids: 本次待诊断的可诊断错题 question_id 列表(保序)。
questions: question_id → GeneratedQuestion 映射,需覆盖 wrong_ids 全部题
及 run_diagnosis 返回的所有 infra/degraded 题(用于取 video_id/task_type)。
store: 诊断信号存储端口,逐行 upsert 落盘并提供 done_question_ids 续跑查询。
deps: 外部依赖束(见 DiagnosisDeps)。
返回:
None。副作用为把逐题 DiagnosisSignalRow 写入 store。
关键实现:
- remaining = wrong_ids 去除 store 已完成题;空则直接 return(续跑幂等,
重复调用零副作用)。
- run_diagnosis 只诊断 remaining,避免重复 LLM 调用浪费。
- 三类产物投影互斥落库:error_attributionsdefect/lapse)、infra_question_ids
T0)、degraded_question_idsuncertain)。
"""
# Phase 1: 算 remaining(续跑幂等)
done = store.done_question_ids(baseline_run_id, diag_fingerprint)
remaining = [qid for qid in wrong_ids if qid not in done]
if not remaining:
logger.info(
"离线诊断续跑:baseline={} fingerprint={} 无剩余错题(已完成 {} 题),跳过。",
baseline_run_id,
diag_fingerprint,
len(done),
)
return
logger.info(
"离线诊断开始:baseline={} fingerprint={} 剩余 {}/{} 题待诊断。",
baseline_run_id,
diag_fingerprint,
len(remaining),
len(wrong_ids),
)
# Phase 2: 对剩余错题跑诊断(StepsJsonRunLog 兼容 traces 未落表的历史 run)
result = await run_diagnosis(
baseline_run_id,
[questions[qid] for qid in remaining],
deps.tree_data,
deps.llm,
StepsJsonRunLog(deps.run_log),
deps.skill_store,
deps.prompts,
concurrency=deps.concurrency,
question_ids=list(remaining),
only_incorrect=True,
)
# Phase 3: 投影落库
counts = _project_and_persist(
result=result,
baseline_run_id=baseline_run_id,
diag_fingerprint=diag_fingerprint,
questions=questions,
store=store,
)
logger.info(
"离线诊断落库完成:baseline={} fingerprint={} "
"T2={} T1={} T0(infra)={} uncertain(degraded)={}{} 行。",
baseline_run_id,
diag_fingerprint,
counts["T2"],
counts["T1"],
counts["T0"],
counts["uncertain"],
sum(counts.values()),
)
def _project_and_persist(
*,
result: DiagnosisResult,
baseline_run_id: str,
diag_fingerprint: str,
questions: dict[str, GeneratedQuestion],
store: DiagnosisSignalStore,
) -> dict[str, int]:
"""把 DiagnosisResult 三类产物投影为信号行并逐行 upsert,返回各 tier 计数。
参数:
result: run_diagnosis 的返回,含 error_attributions/infra/degraded 三类产物。
baseline_run_id: 信号行主键之一。
diag_fingerprint: 信号行主键之一。
questions: question_id → GeneratedQuestion,用于取 video_id/task_type。
store: 诊断信号存储端口。
返回:
{tier: 行数} 计数字典(T2/T1/T0/uncertain),供上层日志与 manifest。
关键实现:
逐行 upsert(单行单事务),中途崩溃最多丢正在写的一行;三类产物互斥,
同一 question_id 不会在两类中重复出现(run_diagnosis 保证)。
"""
counts = {"T2": 0, "T1": 0, "T0": 0, "uncertain": 0}
# error_attributionsdefect→T2 / lapse→T1 / 其它→uncertain(由 score_signal 判定)
for ea in result.error_attributions:
q = questions[ea.question_id]
tier = score_signal(cause_category=ea.cause_category, infra=False, degraded=False).tier
# error_type 是 ErrorAttribution 必填字段(永远已知),确定性派生进化目标。
evolution_target = evolution_target_of(ea.error_type)
store.upsert(
DiagnosisSignalRow(
question_id=ea.question_id,
video_id=q.video_id,
baseline_run_id=baseline_run_id,
diag_fingerprint=diag_fingerprint,
task_type=q.task_type,
error_type=ea.error_type,
cause_category=ea.cause_category,
tier=tier,
evolution_target=evolution_target,
degraded=False,
infra=False,
session_id=None,
)
)
counts[tier] = counts.get(tier, 0) + 1
# infra_question_ids:基础设施失败护栏排除 → T0,不参与训练主体
for qid in result.infra_question_ids:
q = questions[qid]
store.upsert(
DiagnosisSignalRow(
question_id=qid,
video_id=q.video_id,
baseline_run_id=baseline_run_id,
diag_fingerprint=diag_fingerprint,
task_type=q.task_type,
error_type=None,
cause_category=None,
tier="T0",
evolution_target=None,
degraded=False,
infra=True,
session_id=None,
)
)
counts["T0"] += 1
# degraded_question_idsjudge 解析失败降级 → uncertain,信号不可信排除出 T2
for qid in result.degraded_question_ids:
q = questions[qid]
store.upsert(
DiagnosisSignalRow(
question_id=qid,
video_id=q.video_id,
baseline_run_id=baseline_run_id,
diag_fingerprint=diag_fingerprint,
task_type=q.task_type,
error_type=None,
cause_category=None,
tier="uncertain",
evolution_target=None,
degraded=True,
infra=False,
session_id=None,
)
)
counts["uncertain"] += 1
return counts