fix

open_instruct/grpo_vllm_thread_ray_gtrl.py

@@ -290,7 +290,7 @@ class Args:
     """What dataset to upload the metadata to. If unset, don't upload metadata"""
 
     def __post_init__(self):
-        assert self.num_samples_per_prompt > 1, "Number of samples per prompt must be greater than 1 for GRPO!"
+        assert self.number_samples_per_prompt > 1, "Number of samples per prompt must be greater than 1 for GRPO!"
         self.dataset_mixer_dict, self.dataset_mixer = process_dataset_mixer(self.dataset_mixer)
         if self.dataset_eval_mixer is not None:
             self.dataset_eval_mixer_dict, self.dataset_eval_mixer = process_dataset_mixer(self.dataset_eval_mixer)