Update README.md

README.md

@@ -35,9 +35,9 @@ T5Corrector：中文字音与字形纠错模型
 
  ```python
 # 加载模型
-from transformers import T5Tokenizer, T5ForConditionalGeneration
+from transformers import AutoTokenizer, T5ForConditionalGeneration
 pretrained = "Maciel/T5Corrector-base-v2"
-tokenizer = T5Tokenizer.from_pretrained(pretrained)
+tokenizer = AutoTokenizer.from_pretrained(pretrained)
 model = T5ForConditionalGeneration.from_pretrained(pretrained)
  ```