Update app.py

app.py

@@ -147,7 +147,7 @@ class BasicAgent:
             model_id="gpt-4o-mini",
             api_base="https://api.openai.com/v1",
             api_key=os.getenv("OPENAI_API_KEY")
-        ),
+        )
 
         #Define prompts
         self.prompt_templates = {}