A web service is developed for online monitoring of the remote library. It needs to update the available books and estimated time for the particular book to return to the library. In case of e-books,...

Extracted text: A web service is developed for online monitoring of the remote library. It needs to update the available books and estimated time for the particular book to return to the library. In case of e-books, it needs to keep track of how many users are currently reading. Write a python code for implementing the above application.