fixed bug

app.py

@@ -4,7 +4,7 @@ model_name = 'armandnlp/gpt2-TOD_finetuned_SGD'
 tokenizer_TOD = AutoTokenizer.from_pretrained(model_name)
 model_TOD = AutoModelForCausalLM.from_pretrained(model_name)
 
-def generate_response(message):
+def generate_response(prompt):
     input_ids = tokenizer_TOD(prompt, return_tensors="pt").input_ids
     outputs = model_TOD.generate(input_ids, 
                                  do_sample=False,