Income Tax ক্যালকুলেটর (পাইথন)

 

Tax ক্যালকুলেটর (বাৎসরিক মোট আয়, আবাসন ব্যয়, চিকিৎসা ব্যয়, সঞ্চয়/বিনিয়োগ ব্যয় ইনপুট এর মাধ্যমে ব্যক্তির প্রদেয় আয়কর এর হিসেব পাওয়া যাবে )

import tkinter as tk

from tkinter import ttk, messagebox

def calculate_tax():

    try:

        income = float(income_entry.get())

        investment = float(investment_entry.get())

        area = area_combobox.get().lower()

        # Calculate basic tax based on income

        if income <= 300000:

            tax = 0

        elif income <= 500000:

            tax = (income - 300000) * 0.15

        elif income <= 1000000:

            tax = (500000 - 300000) * 0.15 + (income - 500000) * 0.10

        else:

            tax = (500000 - 300000) * 0.15 + (1000000 - 500000) * 0.10 + (income - 1000000) * 0.05

        # Apply investment deductions

        if investment <= 150000:

            tax -= investment * 0.15

        elif investment <= 450000:

            tax -= 150000 * 0.15 + (investment - 150000) * 0.10

        else:

            tax -= 150000 * 0.15 + 300000 * 0.10 + (investment - 450000) * 0.05

        # Minimum tax based on area if income > 299999

        if income > 299999:

            if area == 'urban':

                minimum_tax = 5000

            elif area == 'rural':

                minimum_tax = 3000

            else:

                minimum_tax = 0

        else:

            minimum_tax = 0

        # The payable tax should not be less than the minimum tax for the area

        payable_tax = max(tax, minimum_tax)

        

        total_income.set(f"Total Income: ₹{income:.2f}")

        payable_tax_str.set(f"Payable Tax: ₹{payable_tax:.2f}")

    except ValueError:

        messagebox.showerror("Input Error", "Please enter valid numerical values for income and investment.")

# GUI Setup

root = tk.Tk()

root.title("Income Tax Calculator")

tk.Label(root, text="Income:").grid(row=0, column=0, padx=10, pady=5)

income_entry = tk.Entry(root)

income_entry.grid(row=0, column=1, padx=10, pady=5)

tk.Label(root, text="Investment:").grid(row=1, column=0, padx=10, pady=5)

investment_entry = tk.Entry(root)

investment_entry.grid(row=1, column=1, padx=10, pady=5)

tk.Label(root, text="Area:").grid(row=2, column=0, padx=10, pady=5)

areas = ['Urban', 'Rural']

area_combobox = ttk.Combobox(root, values=areas)

area_combobox.grid(row=2, column=1, padx=10, pady=5)

area_combobox.current(0)

tk.Button(root, text="Calculate Tax", command=calculate_tax).grid(row=3, columnspan=2, pady=10)

total_income = tk.StringVar()

tk.Label(root, textvariable=total_income).grid(row=4, columnspan=2, pady=5)

payable_tax_str = tk.StringVar()

tk.Label(root, textvariable=payable_tax_str).grid(row=5, columnspan=2, pady=5)

root.mainloop()