diff --git a/openeuler-ci-src/ci_projects_builders/ci_projects_builders/settings.py b/openeuler-ci-src/ci_projects_builders/ci_projects_builders/settings.py
index 0d6c2ab7c955963a56381e3ce84ebb9f948c9063..2f5e1f5d141718a12c203f953889d07ced9d7da5 100644
--- a/openeuler-ci-src/ci_projects_builders/ci_projects_builders/settings.py
+++ b/openeuler-ci-src/ci_projects_builders/ci_projects_builders/settings.py
@@ -10,7 +10,6 @@ For the full list of settings and their values, see
 https://docs.djangoproject.com/en/2.1/ref/settings/
 """
 
-import datetime
 import os
 import time
 
diff --git a/src/ac/acl/openlibing/check_code.py b/src/ac/acl/openlibing/check_code.py
index efbddc823d4a2613762e3042bfa9983c030d375b..a9df53d16bc1c674622da5fad6917ec5002d1078 100644
--- a/src/ac/acl/openlibing/check_code.py
+++ b/src/ac/acl/openlibing/check_code.py
@@ -18,7 +18,7 @@ import logging
 import time
 
 from src.ac.framework.ac_base import BaseCheck
-from src.ac.framework.ac_result import FAILED, WARNING, SUCCESS
+from src.ac.framework.ac_result import FAILED, SUCCESS
 from src.proxy.requests_proxy import do_requests
 
 logger = logging.getLogger("ac")