# -*- coding: utf-8 -*-
"""
secret_util.py
"""
from __future__ import print_function, unicode_literals, absolute_import, division

try:
    # @since Python3.6
    import secrets
except ImportError:
    secrets = None

import os
import base64


def get_random_secret():
    """
    获取随机 secret key
    :return: str
    """
    if secrets:
        return secrets.token_hex()
    else:
        # 生成32位随机字符 编码为base64
        return base64.b64encode(os.urandom(32)).decode()


def get_random_password(size=6):
    """
    生成随机密码
    :param size:
    :return:
    """
    return get_random_secret()[0:size]


if __name__ == '__main__':
    print(type(get_random_secret()))