fixed lint errors

Author: qcdyx

functions-python/batch_process_dataset/src/main.py

@@ -340,7 +340,10 @@ def process_dataset(cloud_event: CloudEvent):
 
             if executions > 0:
                 if executions >= maximum_executions:
-                    error_message = f"[{stable_id}] Function already executed maximum times in execution: [{execution_id}]"
+                    error_message = (
+                        f"[{stable_id}] Function already executed maximum times "
+                        f"in execution: [{execution_id}]"
+                    )
                     logging.error(error_message)
                     return error_message