add arg check

src/llmtuner/hparams/parser.py

@@ -149,6 +149,9 @@ def get_train_args(args: Optional[Dict[str, Any]] = None) -> _TRAIN_CLS:
     ):
         raise ValueError("Distributed training does not support layer-wise GaLore.")
 
+    if finetuning_args.use_galore and training_args.deepspeed is not None:
+        raise ValueError("GaLore is incompatible with DeepSpeed.")
+
     if model_args.infer_backend == "vllm":
         raise ValueError("vLLM backend is only available for API, CLI and Web.")