Update app.py

revert load index

app.py

@@ -345,12 +345,6 @@ return_type = List[Hit]
 
 def search(query: str) -> List[Hit]:
 
-    csc_bm25_index = CSCBM25Index.build_from_documents(
-        documents=iter(sciq.corpus),
-        ndocs=12160,
-        show_progress_bar=True,
-    )
-    csc_bm25_index.save("output/csc_bm25_index")
     csc_bm25_retriever = CSCBM25Retriever(index_dir="output/csc_bm25_index")
     
     top_docs = csc_bm25_retriever.retrieve(query)