Upload bert_tokenizer.py

bert_tokenizer.py

@@ -38,8 +38,7 @@ def download_file(url, filename: str):
         with open(filename, 'wb') as file:
             file.write(res.content)
     except:
-        raise RuntimeError("Error download the file of '" + filename +
-                           "'. You can download the model file into the current directory and rerun it.")
+        raise RuntimeError("Error download file from '" + url)
 
 
 class ChineseBertTokenizer(BertTokenizerFast):