Update app.py

app.py

@@ -47,22 +47,7 @@ def invoke(openai_api_key, prompt, agent_option):
     
             output = completion.choices[0].message.content
         else:
-            llm = ChatOpenAI(
-                model_name = config["model"],
-                openai_api_key = openai_api_key, 
-                temperature = config["temperature"])
-    
-            tools = load_tools(["openweathermap-api"])
-            
-            agent = initialize_agent(
-                tools +      # built-in tools
-                [date_tool], # custom tools
-                llm,
-                agent = AgentType.CHAT_ZERO_SHOT_REACT_DESCRIPTION,
-                handle_parsing_errors = True,
-                verbose = True)
-
-            completion = agent(prompt)
+            completion = invoke_agent(openai_api_key, prompt)
     
             output = completion["output"]
     except Exception as e: