web UI integrating RLHF

Former-commit-id: 137fd146b90f89a1164b56e6d507b30b1f5c2437

src/llmtuner/webui/utils.py

@@ -63,7 +63,8 @@ def can_quantize(finetuning_type: str) -> Dict[str, Any]:
 
 
 def gen_cmd(args: Dict[str, Any]) -> str:
-    args["plot_loss"] = True
+    if args.get("do_train", None):
+        args["plot_loss"] = True
     cmd_lines = ["CUDA_VISIBLE_DEVICES=0 python "]
     for k, v in args.items():
         if v is not None and v != "":