Update agent.py

agent.py

@@ -60,7 +60,7 @@ class BasicAgent():
         updated_messages = [self.chat_with_tools.invoke([sys_msg] + state["messages"])]
         print("Calling assistant with state: ",  state["messages"])
         return {
-            "messages":  state["messages"]],            
+            "messages":  state["messages"],            
         }