diff --git a/lightrag/api/routers/document_routes.py b/lightrag/api/routers/document_routes.py
index 4c97b978..6fbe62d1 100644
--- a/lightrag/api/routers/document_routes.py
+++ b/lightrag/api/routers/document_routes.py
@@ -1250,7 +1250,10 @@ async def pipeline_enqueue_file(
 
             try:
                 await rag.apipeline_enqueue_documents(
-                    content, file_paths=file_path.name, track_id=track_id, scheme_name=scheme_name
+                    content,
+                    file_paths=file_path.name,
+                    track_id=track_id,
+                    scheme_name=scheme_name,
                 )
 
                 logger.info(
@@ -1334,7 +1337,9 @@ async def pipeline_enqueue_file(
                 logger.error(f"Error deleting file {file_path}: {str(e)}")
 
 
-async def pipeline_index_file(rag: LightRAG, file_path: Path, track_id: str = None, scheme_name: str = None):
+async def pipeline_index_file(
+    rag: LightRAG, file_path: Path, track_id: str = None, scheme_name: str = None
+):
     """Index a file with track_id
 
     Args:
@@ -1376,7 +1381,9 @@ async def pipeline_index_files(
 
         # Process files sequentially with track_id
         for file_path in sorted_file_paths:
-            success, _ = await pipeline_enqueue_file(rag, file_path, track_id, scheme_name)
+            success, _ = await pipeline_enqueue_file(
+                rag, file_path, track_id, scheme_name
+            )
             if success:
                 enqueued = True
 
@@ -1421,13 +1428,11 @@ async def pipeline_index_files_raganything(
 
         # Process files sequentially with track_id
         for file_path in sorted_file_paths:
-            success = (
-                await rag_anything.process_document_complete_lightrag_api(
-                    file_path=str(file_path),
-                    output_dir="./output",
-                    parse_method="auto",
-                    scheme_name=scheme_name,
-                )
+            success = await rag_anything.process_document_complete_lightrag_api(
+                file_path=str(file_path),
+                output_dir="./output",
+                parse_method="auto",
+                scheme_name=scheme_name,
             )
             if success:
                 pass
diff --git a/lightrag/lightrag.py b/lightrag/lightrag.py
index e83bdf0b..274f4c21 100644
--- a/lightrag/lightrag.py
+++ b/lightrag/lightrag.py
@@ -1,6 +1,5 @@
 from __future__ import annotations
 
-from re import A
 import traceback
 import asyncio
 import configparser
@@ -930,9 +929,7 @@ class LightRAG:
 
         return track_id
 
-
     def move_file_to_enqueue(self, file_path):
-
         try:
             enqueued_dir = file_path.parent / "__enqueued__"
             enqueued_dir.mkdir(exist_ok=True)
@@ -955,8 +952,9 @@ class LightRAG:
             )
             # Don't affect the main function's success status
 
-
-    def get_unique_filename_in_enqueued(self, target_dir: Path, original_name: str) -> str:
+    def get_unique_filename_in_enqueued(
+        self, target_dir: Path, original_name: str
+    ) -> str:
         from pathlib import Path
         import time