Update modelling_RW.py

modelling_RW.py

@@ -521,7 +521,7 @@ class RWModel(RWPreTrainedModel):
         combined_attention_mask = None
         device = attention_mask.device
         _, src_length = input_shape
-     if src_length > 1:
+        if src_length > 1:
             combined_attention_mask = _make_causal_mask(
                 input_shape, device=device, past_key_values_length=past_key_values_length
             )