解决cache_device_city_list为空列表

diaryQueueUpdate.py

@@ -251,13 +251,12 @@ if __name__ == "__main__":
         device_city_list = get_active_users()
         # 过滤掉5分钟内预测过的用户
         device_city_list = list(set(tuple(device_city_list))-set(tuple(cache_device_city_list)))
-        if device_city_list != []:
-            cache_device_city_list.extend(device_city_list)
         if datetime.now().minute % 5 == 0:
             cache_device_city_list = []
-        total_number += len(device_city_list)
-        print("累计预测用户总数：{}".format(total_number))
         if device_city_list != []:
+            cache_device_city_list.extend(device_city_list)
+            total_number += len(device_city_list)
+            print("累计预测用户总数：{}".format(total_number))
             for device_city in device_city_list:
                 # start = time.time()
                 multi_proecess_update(device_city[0], device_city[1], data_set_cid, total_video_id)