diff --git a/apps/web/e2e/core-generation.spec.ts b/apps/web/e2e/core-generation.spec.ts
index f260da572..3651e93a0 100755
--- a/apps/web/e2e/core-generation.spec.ts
+++ b/apps/web/e2e/core-generation.spec.ts
@@ -231,10 +231,7 @@ test.describe("Core generation flow", () => {
       (response) => {
         const url = response.url()
         const path = new URL(url).pathname
-        return (
-          response.request().method() === "POST" &&
-          path.endsWith("/generation/tasks")
-        )
+        return response.request().method() === "POST" && path.endsWith("/generation/tasks")
       },
       { timeout: 30_000 },
     )
diff --git a/tests/unit/test_generation_worker_fixes.py b/tests/unit/test_generation_worker_fixes.py
index edbd4ac2f..a1fd969e1 100644
--- a/tests/unit/test_generation_worker_fixes.py
+++ b/tests/unit/test_generation_worker_fixes.py
@@ -19,6 +19,7 @@ def _patch_session_local(mock_session):
     Uses patch.dict to inject a clean module so that
     'from worker_app.db import SessionLocal' resolves correctly."""
     from types import ModuleType
+
     _fresh_db = ModuleType("worker_app.db")
     _fresh_db.SessionLocal = lambda *a, **kw: mock_session
     return patch.dict(sys.modules, {"worker_app.db": _fresh_db})
@@ -80,12 +81,15 @@ class TestLoadTemplateSegmentDurations:
 
     def test_db_error_returns_empty(self):
         """数据库异常返回空列表，不抛出。"""
+        from types import ModuleType
+
         from worker_app.tasks.generation import _load_template_segment_durations
 
-        from types import ModuleType
         _err_db = ModuleType("worker_app.db")
+
         def _raise(*a, **kw):
             raise Exception("DB down")
+
         _err_db.SessionLocal = _raise
         with patch.dict(sys.modules, {"worker_app.db": _err_db}):
             result = _load_template_segment_durations("tpl_789")
diff --git a/tests/unit/test_health_routes.py b/tests/unit/test_health_routes.py
index bb15101eb..e41b1fdd2 100644
--- a/tests/unit/test_health_routes.py
+++ b/tests/unit/test_health_routes.py
@@ -159,6 +159,7 @@ class TestStartupCheck:
 
     async def test_startup_db_unhealthy(self):
         import json
+
         from apps.api.app.api.routes import health
 
         with patch.object(health, "_check_migrations", new_callable=AsyncMock) as mock_mig,              patch.object(health, "_check_database", new_callable=AsyncMock) as mock_db: