diff --git a/flask_app/general/读取文件/按页读取pdf.py b/flask_app/general/读取文件/按页读取pdf.py
index 5842f8c..9e3fd63 100644
--- a/flask_app/general/读取文件/按页读取pdf.py
+++ b/flask_app/general/读取文件/按页读取pdf.py
@@ -1,4 +1,5 @@
 from PyPDF2 import PdfReader
+
 from flask_app.general.读取文件.clean_pdf import extract_common_header, clean_page_content, create_get_text_function
 import fitz  # PyMuPDF
 
@@ -74,7 +75,6 @@ def process_pages(get_text, common_header, total_pages):
         end_page = total_pages - 1
 
     return start_page, end_page
-
 def read_pdf_main(pdf_path):
     # common_header=extract_common_header(pdf_path)
     common_header=""
diff --git a/flask_app/start_up.py b/flask_app/start_up.py
index 797a135..ffc5a22 100644
--- a/flask_app/start_up.py
+++ b/flask_app/start_up.py
@@ -1,4 +1,5 @@
 # flask_app/start_up.py
+import gc
 import os
 
 from flask import Flask, g
@@ -44,6 +45,7 @@ def create_app():
             for handler in logger.handlers[:]:
                 handler.close()
                 logger.removeHandler(handler)
+        gc.collect()
     return app