update；

Controller/RentController.py

@@ -379,8 +379,7 @@ def force_refund():
         if not comment or not back_time:
             return jsonify(PARAMETER_ERROR)
 
-        money = RentService.check_fee_liuyuan(rent_info.Rent.pay_time.strftime('%Y-%m-%d %H:%M:%S'),
-                                              back_time.strftime('%Y-%m-%d %H:%M:%S'),
+        money = RentService.check_fee_liuyuan(rent_info.Rent.pay_time.strftime('%Y-%m-%d %H:%M:%S'), back_time,
                                               rent_info.Rent.one_day_price, rent_info.Rent.free_time)
     # elif refund_type == '4':
     #     # 退10元