diff --git a/lang_agent/components/conv_store.py b/lang_agent/components/conv_store.py
index 9986684..1645761 100644
--- a/lang_agent/components/conv_store.py
+++ b/lang_agent/components/conv_store.py
@@ -62,7 +62,7 @@ class ConversationStore:
                 """, (conversation_id,))
                 return cur.fetchall()
     
-    def record_messages(self, conv_id:str, inp:List[BaseMessage]):
+    def record_message_list(self, conv_id:str, inp:List[BaseMessage]):
         inp = [e for e in inp if not isinstance(e, SystemMessage)]
         curr_len = self.get_conv_number(conv_id)
         to_add_msg = inp[curr_len:]
@@ -82,4 +82,11 @@ class ConversationStore:
         else:
             raise ValueError(f"Unknown message type: {type(msg)}")
 
+
+class ConversationPrinter:
+    def __init__(self):
+        self.id_dic = {}
+    
+    
+
 CONV_STORE = ConversationStore()
\ No newline at end of file
diff --git a/lang_agent/pipeline.py b/lang_agent/pipeline.py
index 28cca47..995856e 100644
--- a/lang_agent/pipeline.py
+++ b/lang_agent/pipeline.py
@@ -134,7 +134,7 @@ class Pipeline:
                 yield chunk
             else:
                 logger.info("logged message")
-                CONV_STORE.record_messages(conv_id, chunk)
+                CONV_STORE.record_message_list(conv_id, chunk)
 
     async def _astream_res(self, out):
         """Async version of _stream_res for async generators."""