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Author: SACHINUR17

Python Projects/ATM_balance.py

@@ -0,0 +1,92 @@
+
+class ATM:
+  def __init__(self):
+    self.balance = 0
+
+  def check_balance(self):
+    return self.balance
+
+  def deposit(self, amount):
+    if amount <= 0:
+      raise ValueError('Deposit amount must be positive.')
+    
+    self.balance += amount
+    
+  def withdraw(self, amount):
+    if amount <= 0:
+      raise ValueError('Withdrawal amount must be positive.')
+    if amount > self.balance:
+      raise ValueError('Insufficient funds.')
+
+    self.balance -= amount
+
+class ATMController:
+  def __init__(self):
+    self.atm = ATM()
+
+  def get_number(self, prompt):
+    while True:
+      try:
+        number = float(input(prompt))
+        return number
+      except ValueError:
+        print('Please enter a valid number.')
+
+  
+  def display_menu(self):
+    print('\nWelcome to the ATM!')
+    print('1. Check Balance')
+    print('2. Deposit')
+    print('3. Withdraw')
+    print('4. Exit')    
+
+  def check_balance(self):
+    balance = self.atm.check_balance()
+    print(f'Your current balance is: ${balance}')    
+
+  def deposit(self):
+    while True:
+      try:
+        amount = self.get_number('Enter the amount to deposit: ')
+        self.atm.deposit(amount)
+        print(f'Successfully deposited ${amount}.')
+        break
+      except ValueError as error:
+        print(error)    
+
+  def withdraw(self):
+    while True:
+      try:
+        amount = self.get_number('Enter the amount to withdraw: ')
+        self.atm.withdraw(amount)
+        print(f'Successfully withdrew ${amount}.')
+        break
+      except ValueError as error:
+        print(error)    
+
+  def run(self):
+    while True: 
+      self.display_menu()
+
+      choice = input('Please choose an option: ')
+      if choice == '1':
+        self.check_balance()
+      elif choice == '2':
+        self.deposit()
+      elif choice == '3':
+        self.withdraw()
+      elif choice == '4':
+        print('Thank you for using the ATM.')
+        break
+      else:
+        print('Invalid choice. Please try again.')
+
+
+def main():
+  atm = ATMController()
+  atm.run()
+
+
+if __name__ == '__main__':
+  main()
+