📝 Task Manager (Python)

A simple console-based Task Manager built with Python.

This project demonstrates three different approaches to building the same application, progressing from basic procedural programming to Object-Oriented Programming and database integration.

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🚀 Versions Included

1️⃣ JSON Version (Functional)

• Procedural programming style
• Data stored in JSON file
• Good for beginners

2️⃣ JSON Version (OOP)

• Object-Oriented Programming
• Clean structure using classes
• Better scalability

3️⃣ SQLite Version (Database)

• Uses SQLite for persistent storage
• SQL queries and real database handling
• Suitable for real-world applications

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✨ Features

• ➕ Add tasks with optional notes
• 📋 View all tasks
• ✅ Mark tasks as completed
• ✏️ Rename tasks
• 🗑️ Remove tasks
• 💾 Persistent data storage
• 🗄️ SQLite database support

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🛠️ Requirements

• Python 3.10+
• No external libraries required

The project uses Python's built-in libraries, including:

• json
• sqlite3

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▶️ How to Run

JSON Version

python task_manager.py

OOP Version

python task_manager_oop.py

SQLite Version

python task_manager_sqlite.py

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📂 Project Structure

python-task-manager-basics/

├── task_manager.py
├── task_manager_oop.py
├── task_manager_sqlite.py
├── .gitignore
└── README.md

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🎯 Purpose of This Project :

Practice Python fundamentals

Understand differences between programming paradigms

Build a strong programming foundation

Serve as a beginner-friendly reference project

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📚 Learning Outcomes

Through this project, I practiced:

• Python programming fundamentals
• Procedural programming
• Object-Oriented Programming
• File handling
• JSON data storage
• SQL and SQLite
• CRUD operations
• Input validation
• Structuring Python applications

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👨‍💻 Author

Ahmed Kandeel

AI Engineer | Machine Learning | Deep Learning

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⭐ Feel free to explore the project and follow my journey in AI Engineering.