[Fix] autogen action events logging (#635)

* get attr `__name__`

* remove redundant import from notebook

Author: dot-agi

agentops/partners/autogen_logger.py

@@ -92,7 +92,7 @@ def log_function_use(self, source: Union[str, Agent], function: F, args: Dict[st
         event.function = function  # TODO: this is not a parameter
         event.params = args
         event.returns = returns
-        event.name = getattr(function, "_name")
+        event.name = getattr(function, "__name__")
         agentops.record(event)
 
     def log_new_wrapper(