diff --git a/opencompass/configs/datasets/CARDBiomedBench/CARDBiomedBench_llmjudge_gen_99a231.py b/opencompass/configs/datasets/CARDBiomedBench/CARDBiomedBench_llmjudge_gen_99a231.py
index cf28a37c..c6acb71e 100644
--- a/opencompass/configs/datasets/CARDBiomedBench/CARDBiomedBench_llmjudge_gen_99a231.py
+++ b/opencompass/configs/datasets/CARDBiomedBench/CARDBiomedBench_llmjudge_gen_99a231.py
@@ -42,7 +42,6 @@ reader_cfg = dict(
     ],
     output_column='answer',
 )
-
 # Inference configuration
 infer_cfg = dict(
     prompt_template=dict(
diff --git a/opencompass/datasets/CARDBiomedBench.py b/opencompass/datasets/CARDBiomedBench.py
index 3fbc116b..77ff9ee6 100644
--- a/opencompass/datasets/CARDBiomedBench.py
+++ b/opencompass/datasets/CARDBiomedBench.py
@@ -1,10 +1,6 @@
-import re
+from datasets import load_dataset
 
-from datasets import Dataset, load_dataset
-
-from opencompass.openicl import BaseEvaluator
-from opencompass.registry import LOAD_DATASET, TEXT_POSTPROCESSORS
-from opencompass.utils import get_logger
+from opencompass.registry import LOAD_DATASET
 
 from .base import BaseDataset