Python学习笔记_生成验证码

import random

def verification_code():

    num = [str(x) for x in range(10)] # 列表生成器0-9
    upper = [chr(x) for x in range(65,91)] # A-Z
    lower = [chr(x) for x in range(97,123)] # a-z
    lst = num + upper + lower # 合并列表
    myslice = random.sample(lst,6) # 从列表中随机选取6个元素，作为一个列表返回
    ver_code = "".join(myslice)
    print(ver_code)
    return ver_code