diff --git a/funasr/download/download_from_hub.py b/funasr/download/download_from_hub.py
index 9779050dd..57e8c412f 100644
--- a/funasr/download/download_from_hub.py
+++ b/funasr/download/download_from_hub.py
@@ -22,6 +22,7 @@ def download_from_ms(**kwargs):
 	
 	config = os.path.join(model_or_path, "config.yaml")
 	if os.path.exists(config) and os.path.exists(os.path.join(model_or_path, "model.pb")):
+		
 		config = OmegaConf.load(config)
 		kwargs = OmegaConf.merge(config, kwargs)
 		init_param = os.path.join(model_or_path, "model.pb")
@@ -39,8 +40,7 @@ def download_from_ms(**kwargs):
 			kwargs["frontend_conf"]["cmvn_file"] = os.path.join(model_or_path, "am.mvn")
 		if os.path.exists(os.path.join(model_or_path, "jieba_usr_dict")):
 			kwargs["jieba_usr_dict"] = os.path.join(model_or_path, "jieba_usr_dict")
-	else:# configuration.json
-		assert os.path.exists(os.path.join(model_or_path, "configuration.json"))
+	elif os.path.exists(os.path.join(model_or_path, "configuration.json")):
 		with open(os.path.join(model_or_path, "configuration.json"), 'r', encoding='utf-8') as f:
 			conf_json = json.load(f)
 			cfg = {}
diff --git a/funasr/models/bicif_paraformer/model.py b/funasr/models/bicif_paraformer/model.py
index 49a41b2b7..318f1df9d 100644
--- a/funasr/models/bicif_paraformer/model.py
+++ b/funasr/models/bicif_paraformer/model.py
@@ -1,14 +1,13 @@
+#!/usr/bin/env python3
+# -*- encoding: utf-8 -*-
+# Copyright FunASR (https://github.com/alibaba-damo-academy/FunASR). All Rights Reserved.
+#  MIT License  (https://opensource.org/licenses/MIT)
 
 import logging
 from typing import Dict
 from typing import List
 from typing import Optional
 from typing import Tuple
-from typing import Union
-import tempfile
-import codecs
-import requests
-import re
 import copy
 import torch
 import torch.nn as nn