Update app.py

app.py

@@ -144,7 +144,7 @@ def retriever_qa(file, query, model_choice, max_tokens, temperature, embedding_m
         retriever_obj = retriever(file, int(chunk_size), int(chunk_overlap), embedding_model)
         
         # Get relevant documents
-        docs = retriever_obj.get_relevant_documents(query)
+        docs = retriever_obj.invoke(query)
         context = "\n\n".join(doc.page_content for doc in docs)
         
         # Create prompt