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非空判断

zhangdongming 3 years ago
parent
commit
00aa827298
1 changed files with 1 additions and 1 deletions
  1. 1 1
      Controller/DetectControllerV2.py

+ 1 - 1
Controller/DetectControllerV2.py

@@ -325,7 +325,7 @@ class DetectControllerViewV2(View):
             for dv in dvqs:
                 uid_type_dict[dv['UID']] = {'type': dv['Type'], 'NickName': dv['NickName']}
         # print(uid_type_dict)
-        if count == 0 and not qs.exists():
+        if not qs or count == 0 or not qs.exists():
             return response.json(0, {'datas': [], 'count': 0})
         # qs = qs.values('id', 'devUid', 'devNickName', 'Channel', 'eventType', 'status', 'alarm', 'eventTime',
         #                'receiveTime', 'is_st', 'addTime', 'storage_location', 'borderCoords')