tiny fix

src/llamafactory/__init__.py

@@ -31,6 +31,12 @@ Dependency graph:
     transformers>=4.41.2,<=4.44.3
   packing:
     transformers>=4.41.2,<=4.44.3
+
+Disable version checking: DISABLE_VERSION_CHECK=1
+Enable VRAM recording: RECORD_VRAM=1
+Force check imports: FORCE_CHECK_IMPORTS=1
+Force using torchrun: FORCE_TORCHRUN=1
+Use modelscope: USE_MODELSCOPE_HUB=1
 """
 
 from .extras.env import VERSION

src/llamafactory/train/callbacks.py

@@ -318,7 +318,7 @@ class LogCallback(TrainerCallback):
         if self.webui_mode and all(key in logs for key in ["loss", "learning_rate", "epoch"]):
             logger.info(
                 "{{'loss': {:.4f}, 'learning_rate': {:2.4e}, 'epoch': {:.2f}, 'throughput': {}}}".format(
-                    logs["loss"], logs["learning_rate"], logs["epoch"], logs.get("throughput")
+                    logs["loss"], logs["learning_rate"], logs["epoch"], logs.get("throughput", "N/A")
                 )
             )