diff --git a/apps/api/app/api/routes/assets.py b/apps/api/app/api/routes/assets.py
index 1bf544b23..65ddb927d 100755
--- a/apps/api/app/api/routes/assets.py
+++ b/apps/api/app/api/routes/assets.py
@@ -124,33 +124,37 @@ def list_assets(
         if style:
             result = [i for i in result if (i.metadata or {}).get("style") == style]
         if classification:
-            result = [
-                i for i in result
-                if (i.metadata or {}).get("classification") == classification
-            ]
+            result = [i for i in result if (i.metadata or {}).get("classification") == classification]
         if filter_tag_ids:
             tag_set = set(filter_tag_ids)
             result = [i for i in result if tag_set.issubset(set(getattr(i, "tag_ids", [])))]
         if smart_view:
-            meta = lambda a: a.metadata or {}
-            use_count = lambda a: int(meta(a).get("generation_use_count") or 0)
-            review_status = lambda a: meta(a).get("review_status", "")
+
+            def __meta(a):
+                return a.metadata or {}
+
+            def __use_count(a):
+                return int(__meta(a).get("generation_use_count") or 0)
+
+            def __review_status(a):
+                return __meta(a).get("review_status", "")
+
             if smart_view == "recommended":
                 result = [i for i in result if i.quality_score is not None and i.quality_score >= 80]
             elif smart_view == "cautious":
                 result = [i for i in result if i.quality_score is not None and 60 <= i.quality_score < 80]
             elif smart_view == "risky":
                 result = [
-                    i for i in result
-                    if (i.quality_score is not None and i.quality_score < 60)
-                    or review_status(i) == "rejected"
+                    i
+                    for i in result
+                    if (i.quality_score is not None and i.quality_score < 60) or _review_status(i) == "rejected"
                 ]
             elif smart_view == "unused":
-                result = [i for i in result if use_count(i) == 0]
+                result = [i for i in result if _use_count(i) == 0]
             elif smart_view == "used":
-                result = [i for i in result if use_count(i) > 0]
+                result = [i for i in result if _use_count(i) > 0]
             elif smart_view == "pending_review":
-                result = [i for i in result if review_status(i) == "pending_review"]
+                result = [i for i in result if _review_status(i) == "pending_review"]
         return result
 
     # ── 优化路径：无内存过滤时，使用 DB 级分页 ──
@@ -269,7 +273,7 @@ def list_assets(
     )
 
 
-def _apply_asset_review_status(item, review_status: str):
+def _apply_asset__review_status(item, review_status: str):
     item.metadata = {
         **item.metadata,
         "review_status": review_status,
@@ -278,7 +282,7 @@ def _apply_asset_review_status(item, review_status: str):
 
 
 @router.patch("/{asset_id}/review", response_model=AssetResponse)
-def update_asset_review_status(
+def update_asset__review_status(
     asset_id: str,
     request: UpdateAssetReviewRequest,
     authenticated_user: AuthenticatedUser = Depends(get_current_user),
@@ -289,7 +293,7 @@ def update_asset_review_status(
     if item is None:
         raise HTTPException(status_code=404, detail=f"Asset {asset_id} not found")
     check_project_access(item.project_id, authenticated_user.user.id, project_repository)
-    _apply_asset_review_status(item, request.review_status)
+    _apply_asset__review_status(item, request.review_status)
     updated = asset_repository.update(item)
     return _to_asset_response(updated)