diff --git a/modelscope/msdatasets/ms_dataset.py b/modelscope/msdatasets/ms_dataset.py
index 8e2f7dd2..069b2a84 100644
--- a/modelscope/msdatasets/ms_dataset.py
+++ b/modelscope/msdatasets/ms_dataset.py
@@ -897,4 +897,4 @@ class MsDataset:
         else:
             self._hf_ds.reset_format()
             self._hf_ds.set_format(type='torch')
-        return
\ No newline at end of file
+        return