Merge branch 'linUCB' into 'master'

modify

See merge request alpha/physical!129

linucb/views/linucb.py

@@ -21,7 +21,7 @@ class LinUCB:
         try:
             if len(cls.default_tag_list) == 0:
 
-                query_item_results = Tag.objects.query(is_online=True)
+                query_item_results = Tag.objects.filter(is_online=True)
 
                 for item in query_item_results:
                     cls.default_tag_list.append(item.id)
@@ -85,7 +85,7 @@ class LinUCB:
 
             return True
         except:
-            logging.error("init_device_id_linucb_info error!")
+            logging.error("catch exception,err_msg:%s" % traceback.format_exc())
             return False
 
     @classmethod