Python:sample函数
sample(序列a,n)
功能:从序列a中随机抽取n个元素,并将n个元素生以list形式返回。
例:
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from random import randint, sample date = [randint(10,20) for _ in range(10)] c = sample(date, 5) print(c) # 输出:[12, 17, 10, 12, 17]
- randint(10,20) for _ in range(10):从10~20间随机抽取10个数;