this is my mini project in python

python-project

import random import getpass accounts = {} print(" Welcome to online banking ")

def create_account(): username = input("Enter new username: ") if username in accounts: print("Account already exists.") return password = getpass.getpass("Enter new password: ") accounts[username] = {"password": password, "balance": 0} print("Account created successfully.") accno=random.randint(1000000000,9999999999) print("Your account number is:",accno)
pan=input("enter your pan number:")

def login(): username = input("Enter username: ") password = getpass.getpass("Enter password: ") if username in accounts and accounts[username]["password"] == password: print("Login successful.") return username else: print("Invalid username or password.") return None

def deposit(username): amount = float(input("Enter amount to deposit: ")) if amount<=0: print(" Sorry! Deposit amount must be greater than 0") return accounts[username]["balance"] += amount print(f"Deposited ₹{amount}. New balance: ₹{accounts[username]['balance']}")

def withdraw(username): amount = float(input("Enter amount to withdraw: ")) if amount<=0: print("Sorry...! withdrawal amount must be greater than zero") return if accounts[username]["balance"] >= amount: accounts[username]["balance"] -= amount print(f"Withdrew ₹{amount}. New balance: ₹{accounts[username]['balance']}") else: print("Insufficient balance.")

def check_balance(username): print(f"Current balance: ₹{accounts[username]['balance']}")

def close_account(username): confirm = input("Are you sure you want to close your account? (yes/no): ") if confirm.lower() == 'yes': del accounts[username] print("Account closed.") else: print("Account not closed.") def main(): while True: print("\n-----HAPPY BANKING------") print("1. Create Account") print("2. Login") print("3. Exit") choice = input("Enter your choice: ")

    if choice == '1':
        create_account()
    elif choice == '2':
        user = login()
        if user:
            while True:
                print("\n--- Menu ---")
                print("1. Deposit")
                print("2. Withdraw")
                print("3. Check Balance")
                print("4. Close Account")
                print("5. Logout")
                action = input("Enter your choice: ")

                if action == '1':
                    deposit(user)
                elif action == '2':
                    withdraw(user)
                elif action == '3':
                    check_balance(user)
                elif action == '4':
                    close_account(user)
                    break
                elif action == '5':
                    print("Logged out.")
                    break
                else:
                    print("Invalid choice.")
    elif choice == '3':
        print("Exiting...")
        print("Have a nice day")
        break
    else:
        print("Invalid choice.")

if name=="main": main()