fixes

llments/lm/rag.py

@@ -30,7 +30,7 @@ def generate(self, condition: str | None, do_sample: bool = False, max_length: i
         Returns:
             str: Sampled output sequences from the language model.
         """
-        return super().generate(condition, do_sample, max_length, temperature, num_return_sequences)
+        return None