add verbose param

app.py

@@ -109,7 +109,9 @@ def QAQuery_p(question: str):
     retriever.search_kwargs['k'] = int(os.getenv("search_kwargs_k"))
     # retriever.search_kwargs['fetch_k'] = 100
 
-    qa = RetrievalQA.from_chain_type(llm=chat, chain_type="stuff", retriever=retriever, return_source_documents = True)
+    qa = RetrievalQA.from_chain_type(llm=chat, chain_type="stuff", 
+                                     retriever=retriever, return_source_documents = True,
+                                     verbose = True)
     # qa = VectorDBQA.from_chain_type(llm=chat, chain_type="stuff", vectorstore=vectordb, return_source_documents=True)
     # res = qa.run(question)
     res = qa({"query": question})