Update envibert_tokenizer.py

envibert_tokenizer.py

@@ -50,6 +50,10 @@ class RobertaTokenizer(PreTrainedTokenizer):
 
     def _tokenize(self, text):
         return self.sp_model.EncodeAsPieces(text)
+    
+    def save_vocabulary(self, save_directory: str, filename_prefix: Optional[str] = None) -> Tuple[str]:
+        #TODO
+        return "", ""
 
     def _convert_token_to_id(self, token):
         """ Converts a token (str) in an id using the vocab. """