Update agent.py

agent.py

@@ -42,7 +42,7 @@ class BasicAgent():
     def __call__(self, question: str) -> str:
         print(f"Agent received question (first 50 chars): {question[:50]}...")
         response = self.agent.invoke({"messages":question})
-        answer = response['messages'][-1].content)
+        answer = response['messages'][-1].content
         print(f"Agent returning answer: {answer}")
         return answer