banktools

A Python library for banking calculations and currency utilities.

Installation

pip install banktools

Modules

1. calculator

Banking and finance calculation functions.

• simple_interest(principal, rate, time) — Calculate simple interest
• compound_interest(principal, rate, time, n) — Calculate compound interest
• loan_emi(principal, annual_rate, months) — Calculate monthly loan EMI
• tax_calculator(income, tax_rate) — Calculate tax and net income

2. currencytools

Currency conversion and exchange utilities.

• convert_currency(amount, exchange_rate) — Convert amount using exchange rate
• format_currency(amount, symbol) — Format number as currency string
• currency_difference(amount1, amount2) — Find difference between two amounts
• is_profitable(bought_at, sold_at) — Check if currency exchange was profitable

Usage

from banktools.calculator import simple_interest, loan_emi
from banktools.currencytools import convert_currency, format_currency

# Simple interest
result = simple_interest(1000, 5, 3)
print(result)  # {'interest': 150.0, 'total_amount': 1150.0}

# Loan EMI
emi = loan_emi(100000, 8, 24)
print(emi)  # {'emi': 4523.01, 'total_payment': 108552.24, 'total_interest': 8552.24}

# Currency conversion
pkr = convert_currency(100, 280)
print(pkr)  # 28000.0

# Format currency
print(format_currency(1500.5, '$'))  # $1,500.50

License

MIT License