Change the program to produce a message stating the user has an insufficient account balance if the user attempts to withdraw more than the available balance.
Answer:
##############################################################################
# Python From Scratch
# Author: Nilo Ney Coutinho Menezes
# Editora Novatec (c) 2010-2025 - LogiKraft 2025
# Site: https://pythonfromscratch.com
# ISBN: 978-85-7522-949-1 (Paperback), 978-85-7522-950-7 (hardcover), 978-85-7522-951-4 (ebook)
#
# File: chapter 10/exercise-10-08.py.py
##############################################################################
# Modify the accounts.py file from the listings
class Account:
def __init__(self, clients, number, balance=0):
self.balance = 0
self.clients = clients
self.number = number
self.operations = []
self.deposit(balance)
def summary(self):
print(f"AC N°{self.number} Balance: {self.balance:10.2f}")
def withdraw(self, value):
if self.balance >= value:
self.balance -= value
self.operations.append(["WITHDRAW", value])
else:
print("Insufficient balance!")
def deposit(self, value):
self.balance += value
self.operations.append(["DEPOSIT", value])
def statement(self):
print(f"Statement AC N° {self.number}\n")
for o in self.operations:
print(f"{o[0]:10s} {o[1]:10.2f}")
print(f"\n Balance: {self.balance:10.2f}\n")
class SpecialAccount(Account):
def __init__(self, clients, number, balance=0, limit=0):
Account.__init__(self, clients, number, balance)
self.limit = limit
def withdraw(self, value):
if self.balance + self.limit >= value:
self.balance -= value
self.operations.append(["WITHDRAW", value])
else:
Account.withdraw(self, value)