Update app.py

app.py

@@ -17,21 +17,36 @@ GROQ_KEY = os.environ['GROQ_KEY']
 class BasicAgent:
     def __init__(self):
         print("BasicAgent initialized.")
-        self.model = LiteLLMModel(
-            "llama-3.3-70b-versatile",
-            api_base="https://api.groq.com/openai/v1",
-            api_key=GROQ_KEY,
-        )
-        self.model.flatten_messages_as_text = True
-
-        self.agent = CodeAgent(
-            tools=[DuckDuckGoSearchTool(), FinalAnswerTool(), VisitWebpageTool(), PythonInterpreterTool()],
-            model=self.model,
-        )
         
     def __call__(self, question: str) -> str:
         print(f"Agent received question (first 50 chars): {question[:50]}...")
-        response = self.agent.run(question, max_steps=4)
+        try:
+            model = LiteLLMModel(
+                "llama-3.3-70b-versatile",
+                api_base="https://api.groq.com/openai/v1",
+                api_key=GROQ_KEY,
+            )
+            model.flatten_messages_as_text = True
+    
+            agent = CodeAgent(
+                tools=[DuckDuckGoSearchTool(), FinalAnswerTool(), VisitWebpageTool(), PythonInterpreterTool()],
+                model=model,
+            )
+            response = self.agent.run(question)
+        except e:
+            model = LiteLLMModel(
+                "llama-3.1-8b-instant",
+                api_base="https://api.groq.com/openai/v1",
+                api_key=GROQ_KEY,
+            )
+            model.flatten_messages_as_text = True
+    
+            agent = CodeAgent(
+                tools=[DuckDuckGoSearchTool(), FinalAnswerTool(), VisitWebpageTool(), PythonInterpreterTool()],
+                model=model,
+            )
+            response = self.agent.run(question)
+            
         return response
 
 def run_and_submit_all( profile: gr.OAuthProfile | None):