Update app.py

app.py

@@ -249,14 +249,15 @@ def build_qa_chain(collection_name, vector_db, file: str):
     # Create collection_name for vector database
     # vincent fix InvalidCollectionException 20250212
     #collection_name = create_collection_name(list_file_path[0])
-    collection_name = file.name 
+    #collection_name = file.name 
+    collection_name = "pdf_docs"
     
     vector_db = Chroma.from_documents(
             documents=chunked_documents,
             embedding=embeddings,
             client=new_client,
             #collection_name=file_name,
-            #persist_directory = "db_" + file_name,
+            #persist_directory = "db_" + file.name,
             collection_name=collection_name,
         )
     """