Update flux_train_ui.py

flux_train_ui.py

@@ -173,6 +173,7 @@ def start_training(
     more_advanced_options,
 ):
     push_to_hub = True
+    print("flux ttain invoke ====================")
     if not lora_name:
         raise gr.Error("You forgot to insert your LoRA name! This name has to be unique.")
     try: