class Customer: accountNumber=1 def __init__(self,firstName,lastName,initialDeposit=0): self.firstName = firstName self.lastName = lastName self.balance = initialDeposit self.accountNumber=Customer.accountNumber Customer.accountNumber=Customer.accountNumber+1 def getBalance(self): return self.balance def deposit(self,amount): self.balance = amount + self.balance def withdraw(self, withdrawlAmount): if (withdrawlAmount <= self.balance): self.balance = self.balance - withdrawlAmount return print("You do not currently have enough funds in your account.")