diff --git a/egs/librispeech/ASR/transducer_emformer/streaming_decode.py b/egs/librispeech/ASR/transducer_emformer/streaming_decode.py
index f5e24a0d9..df3303100 100755
--- a/egs/librispeech/ASR/transducer_emformer/streaming_decode.py
+++ b/egs/librispeech/ASR/transducer_emformer/streaming_decode.py
@@ -37,11 +37,7 @@ from streaming_feature_extractor import (
 )
 from train import add_model_arguments, get_params, get_transducer_model
 
-from icefall.checkpoint import (
-    average_checkpoints,
-    find_checkpoints,
-    load_checkpoint,
-)
+from icefall.checkpoint import average_checkpoints, find_checkpoints, load_checkpoint
 from icefall.utils import AttributeDict, setup_logger