def main(number):
bank = Bank()
for i in range(number):
bank.add(SavingsAccount('Name' + str(i + 1),
str(1000 + i),
100.00))
"""Instantiate a bank and use it in an ATM."""
print("The bank has been loaded")
atm = ATM(bank)
print("Running the GUI")
atm.mainloop()
bank.save('bank.dat')
bank.__init__("bank.dat")
print("The bank has been updated")
