Update app.py

app.py

@@ -285,9 +285,8 @@ def chunk_documents(texts: List[str], metadatas: List[dict], dense_model: Optimu
     final = end - start
     print(f'FINAL CHUNKING TIME: {final}')
 
-    docs = [chunk for sub_chunk in chunks for chunk in sub_chunk]
-    documents = [doc.content for doc in docs]
-    metadatas_docs = [doc.metadata for doc in docs]
+    documents_and_metadatas = [(chunk.content, chunk.metadata) for sub_chunk in chunks for chunk in sub_chunk]
+    documents, metadatas_docs = [list(t) for t in zip(*documents_and_metadatas)]
     print(f'CHUNKS : {documents}')
 
     start_dense = time.time()