🏦 Python Bank Account System

A console-based personal bank account system built with Python.
This project covers Object-Oriented Programming (OOP), custom exceptions, and error handling.

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✨ Features

• 🏧 Create a bank account with an opening balance
• 💰 Deposit money
• 💸 Withdraw money (with balance check)
• 🔄 Transfer money between two accounts
• 📋 View full transaction history with timestamps
• ❌ Custom error handling for invalid inputs

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🛠️ Concepts Used

Concept	Where Used
OOP (Classes & Objects)	BankAccount class
Encapsulation	Private __balance, __transactions
Custom Exceptions	InsufficientFundsError, InvalidAmountError
Error Handling	try/except blocks
Properties	@property for balance

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🚀 How to Run

python bank_account.py

No external libraries needed — pure Python! 🐍

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📁 Project Structure

python-bank-account-system/
│
├── bank_account.py   # Main project file
├── README.md         # Project documentation
└── .gitignore        # Python gitignore

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📌 Example Output

🏦 Welcome to PyBank!
✅ ₹2000.00 deposited. New balance: ₹7000.00
✅ ₹500.00 withdrawn. New balance: ₹6500.00
🔄 ₹1500.00 transferred to Bob's account.
⚠️ Testing Error Handling:
❌ InsufficientFundsError: Cannot withdraw ₹99999.00. Available balance: ₹2500.00
❌ InvalidAmountError: Amount must be positive. Got: ₹-200
❌ TypeError: Amount must be a number, got str

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👩‍💻 Author

Yachika Sharma — @yachikadev

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