diff --git a/nlp/nlp_base.py b/nlp/nlp_base.py
index 72eb520..02f186c 100644
--- a/nlp/nlp_base.py
+++ b/nlp/nlp_base.py
@@ -71,7 +71,6 @@ class NLPBase(AsrObserver):
         logger.info(f'complete:{message}')
         self.ask(message)
 
-
     def ask(self, question):
         logger.info(f'ask:{question}')
         self._is_running = True