[done] please combine those Chinese versions of "Python for Finance"

[Yiwei]

Hello dear librarians,

As I mentioned in title: there're several Chinese versions who aren't not combined to its original English version.

I'll list those scattered versions here:
https://www.goodreads.com/book/show/1...
https://www.goodreads.com/book/show/5...
https://www.goodreads.com/book/show/5...
https://www.goodreads.com/book/show/9...

[Elvenn]

Combined!