diff --git a/src/loopService.py b/src/loopService.py
index 469acfacd6eb6db16db6ac19b75b214e286f5a53..592fdc7222e501d30bec7dbca69b72a8f93a110a 100644
--- a/src/loopService.py
+++ b/src/loopService.py
@@ -14,8 +14,6 @@
 # 3.修改数据规模让运行总耗时在1000ms以上
 # 4.优化代码，使优化效果稳定在20%以上
 # 5.回合循环，查看加速效果
-import time
-import os
 import re
 from toolService import ToolService
 from dataService import DataService