您好，请问此库可以自行添加自己想用的数据集以供使用吗

[HANSZJH]

Issue description

谢谢

[WenjieDu]

Hi there 👋,

Thank you so much for your attention to TSDB and PyPOTS! You can follow me on GitHub to receive the latest news of TSDB and PyPOTS. If you find TSDB helpful to your work, please star⭐️ this repository. Your star is your recognition, which can help more people notice PyPOTS and grow PyPOTS community. It matters and is definitely a kind of contribution to the community.

I have received your message and will respond ASAP. Thank you for your patience! 😃

Best,
Wenjie

[WenjieDu]

欢迎添加新的数据集到TSDB中，只要是公开的（在数据集官方网站上不需要登录认证就能直接获取、下载的）时序数据集，你都可以通过PR的方式集成到TSDB中来