Library Management System

This is a Python-based Library Management System that allows users to manage a collection of books. The system provides functionalities for adding, removing, listing, searching, borrowing, and updating the quantity of books. Book information is now stored in a JSON file for persistence.

Features

1. Add a Book

   • Add a new book to the library by specifying the title, author, ISBN, and quantity.

2. Remove a Book

   • Remove a specific book from the library collection.

3. List All Books

   • Display all books in the library with their details, including title, author, ISBN, and quantity.

4. Search Books

   • Search for books by title or author.

5. Borrow a Book

   • Borrow a book from the library. The quantity of the book is reduced by one.

6. Change Quantity

   • Update the quantity of a specific book in the library.

7. Persistent Storage

   • Book information is stored in a JSON file, enabling data persistence across sessions.

Prerequisites

• Python 3.x

Setup

1. Clone the repository:

   git clone <repository-url>

2.Ensure the books.json file is present in the project directory. This file contains the initial book data.

How to Run

1. Execute the main.py file to start the application:

   python main.py

2. Follow the on-screen menu to interact with the system.

JSON Integration

The books.json file is used to store book data in the following format:

[
  {
    "title": "1984",
    "author": "George Orwell",
    "isbn": "9780451524935",
    "quantity": 3
  },
  {
    "title": "The Odyssey",
    "author": "Homer",
    "isbn": "9780140268867",
    "quantity": 3
  },
  {
    "title": "Crime and Punishment",
    "author": "Fyodor Dostoevsky",
    "isbn": "9780486454115",
    "quantity": 2
  }
]

Example Interaction

1. List All Books:

   1. 1984 by George Orwell (ISBN: 9780451524935) - Quantity: 3
   2. The Odyssey by Homer (ISBN: 9780140268867) - Quantity: 3
   3. Crime and Punishment by Fyodor Dostoevsky (ISBN: 9780486454115) - Quantity: 2
   

2. Add a New Book:

   Enter book title: Brave New World
   Enter book author: Aldous Huxley
   Enter book ISBN: 9780060850524
   Enter book quantity: 5
   'Brave New World' added to the Library successfully.
   

3. Change Book Quantity:

   Enter the title of the book to update: 1984
   Enter the new quantity: 10
   Quantity for '1984' updated to 10.