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看示例都是固定数量的，有没有比如说随机在 list 中选择 0-2 个元素的这种方法？
 | 1 cheese Mar 29, 2022 你先随机取得数量就可以了吧 |
 | 2 Huelse Mar 29, 2022 取 0 个是什么意思 |
 | 3 villivateur Mar 29, 2022 for i in random(0..2) print(arr[random()]) |
 | 4 maloneleo88 OP |
 | 5 WildCat Mar 29, 2022 |
 | 6 goonervs Mar 29, 2022 without repetition: random.sample(lst, 2) with repetition: random.choices(lst, k=2) |
| 7 maloneleo88 OP @villivateur random(0..2)是啥意思？ |
| 8 villivateur Mar 29, 2022 @maloneleo88 我随便写的伪代码，意思就是在 0-2 中间取一个随机数 |
| 9 maloneleo88 OP |
 | 10 nonduality Mar 29, 2022 [random.choice(list_) for _ in range(random.randint(0, 2))] |
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