Update app.py

app.py

@@ -175,7 +175,8 @@ def invoke(openai_api_key, rag_option, prompt):
             print("###")
             print(completion)
             print("###")
-            print(type(chain.llm_chain))
+            print(str(chain))
+            print(chain.llm_chain)
             print("###")
         else:
             completion, chain = llm_chain(llm, prompt)
@@ -184,9 +185,8 @@ def invoke(openai_api_key, rag_option, prompt):
             print("###")
             print(completion)
             print("###")
-            print(chain["llm.client"])
+            print(str(chain))
             print("###")
-
     except Exception as e:
         err_msg = e
         raise gr.Error(e)