bugfix: ValueError: Unsloth: instruction_part and response_part must be given!

train_with_unsloth.py

@@ -106,7 +106,11 @@ trainer = SFTTrainer(
     train_dataset = new_dataset["train"],
     eval_dataset = new_dataset["test"],
 )
-trainer = train_on_responses_only(trainer)
+trainer = train_on_responses_only(
+  trainer,
+  instruction_part = "<|start_header_id|>user<|end_header_id|>\n\n",
+  response_part    = "<|start_header_id|>assistant<|end_header_id|>\n\n",
+)
 trainer.train()
 
 model.push_to_hub_merged(
@@ -116,8 +120,6 @@ model.push_to_hub_merged(
     safe_serialization=None
 )
 
-
-
 # 1. load merged model + tokenizer from your HF repo
 tokenizer = AutoTokenizer.from_pretrained(f'Luigi/{PROJECT_NAME}')  
 model     = AutoModelForCausalLM.from_pretrained(f'Luigi/{PROJECT_NAME}')