fix bug in web ui

Former-commit-id: 6efa38be46ed536f80fc67002f23862edcb9df8d

src/llmtuner/extras/logging.py

@@ -3,6 +3,9 @@ import logging
 
 
 class LoggerHandler(logging.Handler):
+    r"""
+    Logger handler used in Web UI.
+    """
 
     def __init__(self):
         super().__init__()
@@ -19,16 +22,10 @@ class LoggerHandler(logging.Handler):
         self.log += "\n\n"
 
 
-def reset_logging():
-    r"""
-    Removes basic config of root logger
-    """
-    root = logging.getLogger()
-    list(map(root.removeHandler, root.handlers))
-    list(map(root.removeFilter, root.filters))
-
-
 def get_logger(name: str) -> logging.Logger:
+    r"""
+    Gets a standard logger with a stream hander to stdout.
+    """
     formatter = logging.Formatter(
         fmt="%(asctime)s - %(levelname)s - %(name)s - %(message)s",
         datefmt="%m/%d/%Y %H:%M:%S"
@@ -41,3 +38,12 @@ def get_logger(name: str) -> logging.Logger:
     logger.addHandler(handler)
 
     return logger
+
+
+def reset_logging() -> None:
+    r"""
+    Removes basic config of root logger. (unused in script)
+    """
+    root = logging.getLogger()
+    list(map(root.removeHandler, root.handlers))
+    list(map(root.removeFilter, root.filters))

src/llmtuner/model/loader.py

@@ -202,7 +202,6 @@ def load_model_and_tokenizer(
     # Prepare model with valuehead for RLHF
     if stage in ["rm", "ppo"]:
         model: "AutoModelForCausalLMWithValueHead" = AutoModelForCausalLMWithValueHead.from_pretrained(model)
-        reset_logging()
         vhead_path = (
             model_args.checkpoint_dir[-1] if model_args.checkpoint_dir is not None else model_args.model_name_or_path
         )

src/llmtuner/webui/runner.py

@@ -236,11 +236,12 @@ class Runner:
         yield from self._launch(data, do_train=False)
 
     def monitor(self) -> Generator[Tuple[str, Dict[str, Any]], None, None]:
+        get = lambda name: self.running_data[self.manager.get_elem_by_name(name)]
         self.running = True
-        lang = self.running_data[self.manager.get_elem_by_name("top.lang")]
-        output_dir = self.running_data[self.manager.get_elem_by_name(
+        lang = get("top.lang")
+        output_dir = get_save_dir(get("top.model_name"), get("top.finetuning_type"), get(
             "{}.output_dir".format("train" if self.do_train else "eval")
-        )]
+        ))
         while self.thread.is_alive():
             time.sleep(2)
             if self.aborted: