Update app.py

app.py

@@ -72,6 +72,10 @@ sys_prompt = "FortiOS firewall configuration in CLI.\n"
 if __name__ == "__main__":
     args = parse_args()
     tokenizer = AutoTokenizer.from_pretrained("lliu01/fortios")
+    if not tokenizer.pad_token:
+        tokenizer.pad_token = tokenizer.eos_token
+        print(f"The tokenizer.pad_token set as a {tokenizer.eos_token}")
+
     model = AutoModelForCausalLM.from_pretrained(
         "lliu01/fortios",
         torch_dtype=torch.bfloat16,