Update app.py

Updated basic agent definition

app.py

@@ -17,27 +17,21 @@ GEMINI_API_KEY = os.getenv("Gemini_API_key")
 # ----- THIS IS WERE YOU CAN BUILD WHAT YOU WANT ------
 
 class BasicAgent:
-    llm_model = LiteLLMModel(
-    model_id="gemini/gemini-2.0-flash", # you can see other model names here: https://cloud.google.com/vertex-ai/generative-ai/docs/learn/models. It is important to prefix the name with "gemini/"
-    api_key=GEMINI_API_KEY,
-    max_tokens=8192
-    )
-    @tool
-    google_search_tool = Tool(
-        google_search = GoogleSearch()
-    )
-    agent = CodeAgent(
-        model = llm_model,
-        tools = [google_search_tool]
-    )
     def __init__(self):
+        self.llm_model = LiteLLMModel(
+            model_id="gemini/gemini-2.0-flash", # you can see other model names here: https://cloud.google.com/vertex-ai/generative-ai/docs/learn/models. It is important to prefix the name with "gemini/"
+            api_key=GEMINI_API_KEY,
+            max_tokens=8192
+            )
+        self.google_search_tool = Tool(google_search = GoogleSearch())
+        self.agent = CodeAgent(model = self.llm_model, tools = [self.google_search_tool])
         print("BasicAgent initialized.")
     def __call__(self, question: str) -> str:
         print(f"Agent received question (first 50 chars): {question[:50]}...")
         fixed_answer = "This is a default answer."
         # print(f"Agent returning fixed answer: {fixed_answer}")
         # return fixed_answer
-        return agent.run(question)
+        return self.agent.run(question)
 
 def run_and_submit_all( profile: gr.OAuthProfile | None):
     """