tomorrow = datetime.date.today() + datetime.timedelta(days=1)

print("明天是%s" % tomorrow)

# 明天的凌晨3点的时间戳
tomorrow_3 = int(time.mktime(datetime.datetime(tomorrow.year, tomorrow.month, tomorrow.day, 3).timetuple()))
print("明天凌晨3点的时间戳：%d" % tomorrow_3)