callbacl handler change

Former-commit-id: 9490ff3ea3

swarms/agents/utils/AgentManager.py

@@ -13,8 +13,8 @@ from .AgentBuilder import AgentBuilder
 from .Calback import EVALCallbackHandler, ExecutionTracingCallbackHandler
 
 
-callback_manager_instance = CallbackManager()
+callback_manager_instance = CallbackManager(EVALCallbackHandler())
-callback_manager_instance.set_handler(handler=EVALCallbackHandler())
+
 
 class AgentManager:
     def __init__(self, toolsets: list[BaseToolSet] = []):