update tokenizer class

app.py

@@ -1,6 +1,6 @@
 import gradio as gr
 from typing import List, Optional
-from transformers import BertTokenizer, BartForConditionalGeneration
+from transformers import AutoTokenizer, BertTokenizer, BartForConditionalGeneration
 
 title = "HIT-TMG/dialogue-bart-large-chinese"
 description = """
@@ -11,7 +11,8 @@ Besides starting the conversation from scratch, you can also input the whole dia
 """
 
 
-tokenizer = BertTokenizer.from_pretrained("HIT-TMG/dialogue-bart-large-chinese")
+# tokenizer = BertTokenizer.from_pretrained("HIT-TMG/dialogue-bart-large-chinese")
+tokenizer = AutoTokenizer.from_pretrained("HIT-TMG/dialogue-bart-large-chinese")
 model = BartForConditionalGeneration.from_pretrained("HIT-TMG/dialogue-bart-large-chinese")
 
 tokenizer.truncation_side = 'left'