Update app.py

change load pkl

app.py

@@ -345,6 +345,12 @@ 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)