✨ Basic Calculator 🖥️🧮

A sleek and user-friendly calculator desktop application built with PyQt5. This project showcases a modern UI design, custom error handling, and simple math features like square root 🧮 and sign toggling ➕➖.

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🚀 Features

• 🎨 Beautiful UI: Dark theme, rounded buttons, and color-coded operations for ease of use
• ⚠️ Robust Error Handling: Informative popups guide you through invalid inputs
• 🧩 Modular Code: Clean separation of UI, logic, and error handling for simple extensions
• 🔒 Safe Calculations: Expression evaluation with preprocessing for square roots and secure eval usage

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📸 Screenshot

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💻 Installation

1. Clone this repository:

git clone https://github.com/DShaKi/basic-calculator.git
cd basic-calculator 

2. Install dependencies from requirements.txt (Python 3.7+ required):

pip install -r requirements.txt

3. Run the app:

python main.py

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🛠️ Project Structure

• main.py — Main UI and application bootstrap
• logic/ — Core calculator logic and expression processing
• ui/ — PyQt5 layout, widgets, and styling
• asssets/ — Images, icons, and screenshots
• requirements.txt — Project dependencies

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🤝 Contributing

Contributions warmly welcome! 💖 Please open an issue to report bugs or suggest features. Pull requests are encouraged! ✨

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📄 License

Apache 2.0 License © 2025 — see the LICENSE file for details.

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📬 Contact

Need help or want to share feedback? Reach out via GitHub Issues or email: shayan.ker85@gmail.com 📧