diff --git a/src/python_testing/TC_DEM_2_10.py b/src/python_testing/TC_DEM_2_10.py
index 3b4b0285b9fbf3..676c03ca570879 100644
--- a/src/python_testing/TC_DEM_2_10.py
+++ b/src/python_testing/TC_DEM_2_10.py
@@ -30,13 +30,14 @@
 """Define Matter test case TC_DEM_2_10."""
 
 
-import logging
 import datetime
+import logging
 import time
 
 import chip.clusters as Clusters
 from chip.interaction_model import Status
-from matter_testing_support import ClusterAttributeChangeAccumulator, MatterBaseTest, TestStep, async_test_body, default_matter_test_main
+from matter_testing_support import (ClusterAttributeChangeAccumulator, MatterBaseTest, TestStep, async_test_body,
+                                    default_matter_test_main)
 from mobly import asserts
 from TC_DEMTestBase import DEMTestBase