Python 随机获取数组、字符串、字典

获取随机数组：

import random

my_list = [1, 2, 3, 4, 5]
random_element = random.choice(my_list)
print(random_element)

获取随机字符串：

import random
import string

my_string = "Hello, World!"
random_char = random.choice(my_string)
print(random_char)

获取随机字典键：

import random

my_dict = {"a": 1, "b": 2, "c": 3}
random_key = random.choice(list(my_dict.keys()))
print(random_key)