Update helpers.py

helpers.py

@@ -92,7 +92,7 @@ key = "AIzaSyDJ4vIKuIBIPNHATLxnoHlagXWbsAz-vRs"
 def get_web_documents(base_urls=['https://nct.neu.edu.vn/']):
         """Tải nội dung từ danh sách URL"""
     # urls = asyncio.run(get_urls_playwright(base_url))
-    docs = []
+    docs = [] 
     for page_url in urls:
         try:
             # loader = WebBaseLoader(web_paths=[page_url])