libyang学习：主要是为了学习如何将yang模型data path 转化为schema path。

The virtue of MACSec paired with the requirements of Confidentiality, Integrity, and Availability (CIA) results in CloudSec. In essence, CloudSec is MACSec-in-UDP using Transport Mode, similar to ESP-in-UDP in Transport Mode as described in RFC3948. In addition to the specifics of transporting MACSec encrypted data over IP networks, CloudSec also carries a UDP header for entropy as well as an encrypted payload for Network Virtualization use-cases.

- TunnelSec

###问题：磁盘创建时时动态扩展方式，现在空间已经不足，却没有自动扩展生效磁盘空间

略微有单简单

```python

大大你好，我是一个小白。

## 我给了一个带出参的由内存申请的函数，它能够识别函数内没有泄漏，但是需要提醒我调用者有没有释放内存，还是不错。

## 我先选择了一段比较简单的代码，发现它给出的解释实际上就是代码本身自注释到的