# 从a-zA-Z0-9生成指定数量的随机字符： ran_str = ''.join(random.sample(string.ascii_letters + string.digits, 8)) print ran_str # 多个字符中选取指定数量的字符组成新字符串： print ''.join(random.sample(['z','y','x','w','v','u','t','s','r','q','p','o','n','m','l','k','j','i','h','g','f','e','d','c','b','a'], 5)) # 随机选取字符串： print random.choice(['剪刀', '石头', '布']) # 打乱排序 items = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0] print random.shuffle(items)