Update app.py

app.py

@@ -24,16 +24,16 @@ class BasicAgent:
         print("BasicAgent initialized.")
         self.graph = build_graph()
 
-   def __call__(self, question: str) -> str:
-    print(f"Agent received question (first 50 chars): {question[:50]}...")
-    try:
-        messages = [HumanMessage(content=question)]
-        response = self.graph.invoke({"messages": messages})
-        final_msg = response['messages'][-1].content
-        return final_msg[14:] if len(final_msg) > 14 else final_msg
-    except Exception as e:
-        print(f"Error during invocation: {e}")
-        return "Sorry, I encountered an error while processing your question."
+    def __call__(self, question: str) -> str:
+        print(f"Agent received question (first 50 chars): {question[:50]}...")
+        try:
+            messages = [HumanMessage(content=question)]
+            response = self.graph.invoke({"messages": messages})
+            final_msg = response['messages'][-1].content
+            return final_msg[14:] if len(final_msg) > 14 else final_msg
+        except Exception as e:
+            print(f"Error during invocation: {e}")
+            return "Sorry, I encountered an error while processing your question."