diff --git a/opencompass/summarizers/default.py b/opencompass/summarizers/default.py
index 5e9b2393..f1094f14 100644
--- a/opencompass/summarizers/default.py
+++ b/opencompass/summarizers/default.py
@@ -175,7 +175,7 @@ class DefaultSummarizer:
                         default_metric = 'harmonic_mean'
                     else:
                         default_metric = 'naive_average'
-                
+
                 scores, eval_modes, group_metrics = {}, [], None
                 if any(isinstance(dataset_abbr, (list, tuple)) for dataset_abbr in sg['subsets']) and \
                     any(isinstance(dataset_abbr, str) for dataset_abbr in sg['subsets']):