如何从列表中随机选择一个项目？

Question

Assume I have the following list:

foo = ['a', 'b', 'c', 'd', 'e']

What is the simplest way to retrieve an item at random from this list?

转载于:https://stackoverflow.com/questions/306400/how-to-randomly-select-an-item-from-a-list

Answer 1

If you also need the index, use random.randrange

from random import randrange
random_index = randrange(len(foo))
print(foo[random_index])