#!/usr/local/bin/python3 # -*- coding:utf-8 -*- import random # 随机浮点数,范围为(0,1) print(random.random()) # 随机整形数,范围为(1,5) print(random.randint(1,5)) # 随机整形数,范围为(1,4) print(random.randrange(1,5)) # 从序列中随机取一个值 print(random.choice('hello')) print(random.choice([1,2,3])) # 从前方的序列中随机取2位 print(random.sample('hello',2)) # 随机取浮点数,范围为(1,3) print(random.uniform(1,3)) # 洗牌,对原来的序列进行操作 a = [1, 2, 3, 4, 5] random.shuffle(a) print(a) if __name__ == '__main__': pass