摘要：#随机验证码生成 import random checkcode='' for i in range(4): conut = random.randrange(0,4) if conut == i: tmp = chr(random.randint(65,90)) else: tmp = random.randint(0,9) c... 阅读全文

摘要：import time,datetime x=time.localtime() print(time.strftime('%Y-%m-%d %H:%M',x)) print(datetime.datetime.now()+datetime.timedelta(days=-3)) 阅读全文