3_parameter_efficient_finetuning/notebooks/finetune_sft_peft.ipynb inference error

In the last notebook cell, when attempting to run inference on the trained model, when we enter the following loop:

for prompt in prompts:
print(f" prompt:\n{prompt}")
print(f" response:\n{test_inference(prompt)}")
print("-" * 50)

the very first prompt fed into 'test_inference(prompt)' generates the following error:

'Input length of input_ids is 31, but `max_length` is set to 20. This can lead to unexpected behavior. ...'