diff --git a/search/views/topic.py b/search/views/topic.py
index 716a7eae11b7f6b0d978164a55ae38e23da623a4..291d743aace9149e5c2a2ea9005fc9b9164b23c5 100644
--- a/search/views/topic.py
+++ b/search/views/topic.py
@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
+from __future__ import unicode_literals, absolute_import, print_function
 from gm_rpcd.all import bind
 import logging
 import traceback
@@ -36,6 +37,7 @@ def home_recommend(session_id="",user_id=-1,offset=0,size=10):
         unread_topic_id_list = list()
         have_read_topic_id_tuple = set()
 
+        logging.info("duan add,last_offset_num:%d" % last_offset_num)
         if len(redis_val_dict)>0 and offset>0 and user_id>0 and offset==last_offset_num:
             topic_id_list = redis_val_dict[b"unread_topic_id"] + topic_id_list
             have_read_topic_id_tuple = set(redis_val_dict[b"have_read_topic_id"])