Main Module

This module provides an interactive interface to the user

Modules

import other dependencies based on the language chosen

Functions

Algorithm

Main Function

Input:

• User’s name
• User’s choice of operation (add a book, list all books, issue a book, return a book)

Process:

• Display a welcome message.
• Prompt the user for their name and greet them.
• Display options for adding a book, listing all books, issuing a book, or returning a book.
• Based on the user’s choice, call the appropriate function (add_book, list_books, issue_book, return_book).

Output:

• Execution of the chosen operation.

Add Book Function

Input:

• Book details (name, author, volume)

Process:

• Prompt the user to enter the details of the book (name, author, volume).
• Set the issued status to “No”.
• Create a Book object with the provided details.
• Call the add_book method of the Book object to add the book to the library.

Output:

• Confirmation message that the book has been added.

List Books Function

Input:

• None

Process:

• Create a Book object with sample data.
• Define column headers as [“Name”, “Author”, “Volume”, “Issued”].
• Call the get_all_books method of the Book object to retrieve all books.
• Convert the result to a readable format.

Output:

• Printed list of all books.
• DataFrame containing the list of all books.

Issue Book Function

Input:

• Name of the book to be issued

Process:

• Call the list_books function to get the list of all books and store into df.
• Prompt the user to enter the name of the book to be issued.
• Perform a case-insensitive comparison to find the book in df.
• If the book is not found, print “No books found with that name.”
• If the book is found, print the details of the book.
• Create a Book object using the details of the found book.
• Call the issue_book method of the Book object to update the issued status to “Yes”.

Output:

• Confirmation message that the book has been issued.
• Details of the issued book.

Return Book Function

Input:

• Name of the book to be returned

Process:

• Call the list_books function to get the list of all books and store into df.
• Prompt the user to enter the name of the book to be returned.
• Perform a case-insensitive comparison to find the book in df.
• If the book is not found, print “No books found with that name.”
• If the book is found, print the details of the book.
• Create a Book object using the details of the found book.
• Call the return_book method of the Book object to update the issued status to “No”.

Output:

• Confirmation message that the book has been returned.
• Details of the returned book.

This format clearly outlines the inputs, processes, and outputs for each function, making it easier to understand and implement. If you need further assistance, feel free to ask!

Pseudocodes

• Python
• Java
• C