Update _utils.py

unsloth/models/_utils.py

@@ -153,7 +153,7 @@ def patch_tokenizer(model, tokenizer):
             tokenizer.pad_token = tokenizer.unk_token
         else:
             name = model.config._name_or_path if model is not None else "Model"
-            logger.warning_one(
+            logger.warning_once(
                 f"{name} does not have a padding or unknown token!\n"\
                 f"Will use the EOS token of id {tokenizer.eos_token_id} as padding."
             )