fix: fail loud when diagnosis video tree not covered (algo #7 input)

2026-07-15 22:25:30 -04:00
parent d6c595c4a4
commit c5fff7f8b3
2 changed files with 90 additions and 1 deletions
@@ -2142,7 +2142,14 @@ async def run_diagnosis(
            key = (prediction.get("video_id", ""), prediction.get("question_id", ""))
            traces = traces_by_question.get(key, [])
            vid = prediction.get("video_id", "")
-            td = tree_data_by_video.get(vid, {})
+            if vid not in tree_data_by_video:
+                # P5 fail-loud：诊断需真实树，调用方须为每个诊断视频加载 tree_data；
+                # 静默回退空树会让 ground_truth 恒空、error_type 归因坍缩（本次修复的根因）。
+                raise ValueError(
+                    f"诊断视频树未覆盖: video_id={vid!r} 不在注入的 tree_data 中"
+                    "（调用方须为每个诊断视频加载树，P5 fail loud）"
+                )
+            td = tree_data_by_video[vid]
            skill_content = skill_cache.get(prediction.get("task_type", ""), "")

            try: