style: 统一 Ruff 代码格式

web/backend/services/huya_runner_core.py

@@ -20,8 +20,10 @@ from typing import TYPE_CHECKING
 if TYPE_CHECKING:
     from .huya_runner import HuyaBatchRunner
 
+
 class HuyaBatchRunnerCore:
     """虎牙任务执行器公共基础：批次状态、日志、任务落库。"""
+
     def __init__(
         self,
         db: Session,
@@ -156,7 +158,8 @@ class HuyaBatchRegistry:
         expired = [
             batch_id
             for batch_id, batch in self._batches.items()
-            if batch.get("finished") and now - float(batch.get("finished_at") or now) > ttl_seconds
+            if batch.get("finished")
+            and now - float(batch.get("finished_at") or now) > ttl_seconds
         ]
         for batch_id in expired:
             self._batches.pop(batch_id, None)
@@ -206,4 +209,3 @@ class HuyaBatchRegistry:
 
 
 huya_batch_registry = HuyaBatchRegistry()
-