diff --git a/src/python_testing/test_testing/test_IDM_10_4.py b/src/python_testing/test_testing/test_IDM_10_4.py
index 778ca061332d20..3ffd7c5b902cc8 100644
--- a/src/python_testing/test_testing/test_IDM_10_4.py
+++ b/src/python_testing/test_testing/test_IDM_10_4.py
@@ -21,11 +21,13 @@
 
 import chip.clusters as Clusters
 from chip.clusters import Attribute
+
 try:
     from pics_support import parse_pics_xml
 except ImportError:
     sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), '..')))
     from pics_support import parse_pics_xml
+
 from MockTestRunner import MockTestRunner
 
 # Reachable attribute is off in the pics file