Should random collection of values be supported?

[assert6]

evals/evals/elsuite/basic/match.py

Lines 39 to 44 in dd96814

	if self.num_few_shot > 0:
	assert is_chat_prompt(sample["input"]), "few shot requires chat prompt"
	prompt = sample["input"][:-1]
	for s in self.few_shot[: self.num_few_shot]:
	prompt += s["sample"]
	prompt += sample["input"][-1:]

refer to evals/registry/evals/cissp-study-questions.yaml

few_shot_jsonl has 143 pieces of data, but num_few_shot only takes the first 4 items.