add is_community_tag recall

linucb/views/collect_data.py

@@ -77,7 +77,7 @@ class CollectData(object):
                 if click_topic_tag_list:
                     recommend_topic_id_list_click = ESPerform.get_tag_topic_list(click_topic_tag_list,
                                                                                  have_read_topic_id_list)
-                if len(recommend_topic_id_list) > 0:
+                if len(recommend_topic_id_list_click) > 0:
                     num = min(len(recommend_topic_id_list), 2)
                     recommend_topic_id_list.extend(recommend_topic_id_list_click[0:num])