add timer

src/change_city_prediction.py

+from datetime import datetime
+
 import tensorflow as tf
 
 from main_portrait import offline_predict_diary, offline_predict_tractate
@@ -13,7 +15,7 @@ def predict_with_city_changed(device_dict, diary_dict, tractate_dict, diary_pred
         if (total > 0):
             device_id = redis_client4.lpop(key)
             device_id = str(device_id, "utf-8")
-            print(device_id)
+            print(device_id + " " + str(datetime.now()))
             offline_predict_diary(device_id, device_dict, diary_dict, diary_predict_fn)
             offline_predict_tractate(device_id, device_dict, tractate_dict, tractate_predict_fn)
             print("=========================================\n")