diff --git a/rust/alluxiocommon/tests/test_datamanager.py b/rust/alluxiocommon/tests/test_datamanager.py
index abfec01..bac153a 100644
--- a/rust/alluxiocommon/tests/test_datamanager.py
+++ b/rust/alluxiocommon/tests/test_datamanager.py
@@ -1,6 +1,7 @@
 def test_import_alluxiocommon():
     try:
         from alluxiocommon import _DataManager
+
         dm = _DataManager(4)
         print(f"alluxiocommon._DataManager:{dm} instantiated!")
     except Exception as e: