if the user click on create account or on login with empty text info (without entering the desired info like name and DOB before clicking on create account for example ) the program crashes, can you figure out why and fix it import tkinter as tk
if the user click on create account or on login with empty text info (without entering the desired info like name and DOB before clicking on create account for example ) the program crashes, can you figure out why and fix it
import tkinter as tk
from datetime import datetime, timedelta
class ATM:
def __init__(self):
self.accounts = {}
def create_account(self):
# Get user inputs
first_name = first_name_entry.get()
last_name = last_name_entry.get()
dob = dob_entry.get()
address = address_entry.get()
debit_card = debit_card_entry.get()
while len(debit_card) != 16 or not debit_card.isdigit():
debit_card = input("Invalid debit card number. Enter debit card number (16 digits): ")
pin = pin_entry.get()
while len(pin) != 4 or not pin.isdigit():
pin = input("Invalid pin. Enter 4-digit pin: ")
# Create account and update GUI
self.accounts[debit_card] = {"first_name": first_name, "last_name": last_name, "dob": dob, "address": address,
"pin": pin, "balance": 0}
status_label.config(text="Account created successfully!") def login(self):
debit_card = login_debit_card_entry.get()
pin = login_pin_entry.get()
if debit_card in self.accounts and self.accounts[debit_card]["pin"] == pin:
while True:
choice = login_choice_entry.get()
if choice == "1":
amount = float(deposit_entry.get())
self.accounts[debit_card]["balance"] += amount
status_label.config(text="Deposit successful. Current balance : $%.2f" % self.accounts[debit_card]["balance"])
break
elif choice == "2":
amount = float(withdraw_entry.get())
if amount <= self.accounts[debit_card]["balance"]:
self.accounts[debit_card]["balance"] -= amount
status_label.config(text="Withdraw successful. Current balance : $%.2f" % self.accounts[debit_card]["balance"])
break
else:
status_label.config(text="Insufficient balance.")
break
elif choice == "3":
status_label.config(text="Current balance: $%.2f" % self.accounts[debit_card]["balance"])
break
elif choice == "4":
status_label.config(text="Logged out.")
break
else:
status_label.config(text="Invalid choice.")
break
else:
status_label.config(text="Invalid debit card or pin.")
atm = ATM()
# create GUI
root = tk.Tk()
root.title("ATM software")
create_account_frame = tk.Frame(root)
create_account_frame.pack(padx=10, pady=10)
tk.Label(create_account_frame, text="Enter first name:").grid(row=0, column=0)
first_name_entry = tk.Entry(create_account_frame)
first_name_entry.grid(row=0, column=1)
tk.Label(create_account_frame, text="Enter last name:").grid(row=1, column=0)
last_name_entry = tk.Entry(create_account_frame)
last_name_entry.grid(row=1, column=1)
tk.Label(create_account_frame, text="Enter date of birth (dd/mm/yyyy):").grid(row=2, column=0)
dob_entry = tk.Entry(create_account_frame)
dob_entry.grid(row=2, column=1)
tk.Label(create_account_frame, text="Enter address:").grid(row=3, column=0)
address_entry = tk.Entry(create_account_frame)
address_entry.grid(row=3, column=1)
tk.Label(create_account_frame, text="Enter debit card number (16 digits):").grid(row=4, column=0)
debit_card_entry = tk.Entry(create_account_frame)
debit_card_entry.grid(row=4, column=1)
tk.Label(create_account_frame, text="Enter 4-digit pin:").grid(row=5, column=0)
pin_entry = tk.Entry(create_account_frame, show="*")
pin_entry.grid(row=5, column=1)
create_account_button = tk.Button(create_account_frame, text="Create account", command=atm.create_account)
create_account_button.grid(row=6, column=0, columnspan=2)
login_frame = tk.Frame(root)
login_frame.pack(padx=10, pady=10)
tk.Label(login_frame, text="Enter debit card number:").grid(row=0, column=0)
login_debit_card_entry = tk.Entry(login_frame)
login_debit_card_entry.grid(row=0, column=1)
tk.Label(login_frame, text="Enter 4-digit pin:").grid(row=1, column=0)
login_pin_entry = tk.Entry(login_frame, show="*")
login_pin_entry.grid(row=1, column=1)
tk.Label(login_frame, text="1. Deposit\n2. Withdraw\n3. Check balance\n4. Logout").grid(row=2, column=0)
login_choice_entry = tk.Entry(login_frame)
login_choice_entry.grid(row=2, column=1)
deposit_entry = tk.Entry(login_frame)
deposit_entry.grid(row=3, column=0)
withdraw_entry = tk.Entry(login_frame)
withdraw_entry.grid(row=3, column=1)
login_button = tk.Button(login_frame, text="Login", command=atm.login)
login_button.grid(row=4, column=0, columnspan=2)
status_label = tk.Label(root, text="")
status_label.pack()
root.mainloop()
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