django api server - for recommending book api

how to use

- Method : post
- Data : 
    ```
    {
        'books':['book1','book2','book3'],
        'tags':['tag1','tag2','tag3']
    }
    ```

In nodejs server

- location : src/util/index.js
- import CallPython from 'util'
- How to call
    - CallPython(book_list,tag_list)
    - CallPython(
        {'books':['book1','book2','book3']},
        {'tags':['tag1','tag2','tag3']}
        )
    - return
        - book order by score
        - array
            - ['book1','book2','book3']