use fields

trl/trainer/orpo_config.py

@@ -143,6 +143,14 @@ class ORPOConfig(TrainingArguments):
         default=None,
         metadata={"help": "Number of processes to use for processing the dataset."},
     )
-
-    use_liger_loss: bool = False
-    base_model_attribute_name: str = "model"
+    use_liger_loss: bool = field(
+        default=False,
+        metadata={"help": "Whether to use Liger loss."},
+    )
+    base_model_attribute_name: str = field(
+        default="model",
+        metadata={
+            "help": "Name of the attribute in the model that contains the base model. This is used to get the base model "
+            "from the model when the model does not have a `get_decoder` method in the case when `use_liger_loss` is `True`."
+        },
+    )