验证码作业

验证码作业，随机的六位的数字和字母
ascii码 48到57是0-9,65-90是A-Z，97-122是a-z：下面是代码
import random
def Verification_code(a):
    auto_code=''
    for i in range(a):
        num = random.randint(0,9)
        alp_upp=chr(random.choice([i for i in range(65,91)]))
        alp_low=chr(random.choice([i for i in range(97,123)]))
        telement = random.choice((num,alp_low,alp_upp))
        auto_code="".join([auto_code,str(telement)]) #list 变为str 牢记
    return auto_code
end_code=Verification_code(10)
print(end_code)
name_code=input('请输入你的验证码(不区分大小写）：')
if end_code.upper()==name_code.upper():
    print('你输入验证码正确，正在验证')
else:
    print('你输入验证码错误，验证失败')