'''
random()随机生成[0,1)
randrange(x,[y])随机生成x内或[x,y)内整数
randint(x，y)随机生成[x,y]之间整数
shuffle(lst)给lit随机排序
uniform(x, y)随机实数[x,y]
'''
import random

# print(random.random() * 10) # random() 产生[0,1)内的实数 * 10
# print(random.randint(1, 3)) # randint() [x,y]内的整数
# print(random.randrange(1, 3))  # randrange(x, [y]) 一个参数[0, x-1]内的整型
# randrange(x, y) 两个参数[x, y-1]内的整型

list = [1, 2, 3, 4, 5]
print(list)
random.shuffle(list)  # 随机打乱，没有返回值
print(list)

print(random.uniform(1, 4))  # random() * 10