in weak_to_strong/datasets.py [0:0]
def format_cosmosqa(ex, rng):
true_answer = ex["answer" + str(ex["label"])]
if "None of the above choices ." in true_answer:
hard_label = 0
else:
assert "None of the above choices" not in true_answer, true_answer
hard_label = int(rng.random() < 0.5)
if hard_label:
answer = true_answer
else:
candidate_answers = [ex["answer" + str(i)] for i in range(4)]
answer = rng.choice([x for x in candidate_answers if x != true_answer])
txt = f"Context: {ex['context']}\nQuestion: {ex['question']}\nAnswer: {answer}"
return dict(txt=txt, hard_label=hard_label)