def create_secret_key():
  """Flask项目生成secret_key"""
    key = os.urandom(66)
    return base64.b64encode(key)


def to_md5_hex(content):
    """转化为md5摘要"""
    return hashlib.md5(content.encode()).hexdigest()


def random_mobile_code(length=6):
    """生成随机短信验证码"""
    return ''.join(random.choices('0123456789', k=length))


def send_code_by_luosimao(tel, message):
    """第三方平台发送手机验证码"""
    resp = requests.post(url="http://sms-api.luosimao.com/v1/send.json",
                         auth=("api", "key-50ba1f06ff0621d335b777a4edd1c0ff"),
                         data={
                             "mobile": tel,
                             "message": message,
                         }, timeout=3, verify=False)
    result = json.loads(resp.content)
    return result

# 生成token
# 方法一
token = uuid.uuid1().hex
# 方法二
payload = {
  'exp': datetime.datetime.utcnow() + datetime.timedelta(days=1),
  'data': {'userid': user.userid}
}
token = jwt.encode(payload, SECRET_KEY, algorithm='HS256').decode()