class Account: balance = 0.0; transactions = []; def __init__(self, balance): se
ID: 3619851 • Letter: C
Question
class Account:
balance = 0.0;
transactions = [];
def __init__(self, balance):
self.balance = balance;
def deposit(self, amt):
self.balance = self.balance + amt
t = Transaction("Deposit",self.balance);
self.transactions.append(t);
print "Balance:" + str(self.balance);
def withdraw(self,amt):
self.balance = self.balance - amt
t = Transaction("Withdraw",self.balance);
self.transactions.append(t);
print "Balance:" + str(self.balance);
def displayTransactions(self):
for key in self.transactions:
key.showTransaction();
def getbalance(self):
return self.balance
foo = Account(10000)
b = 1
print "Welcome to the Petty Cash System!"
print "Primary account balance for an account:10000"
while(b != 3):
print "Please make a selection by typing one of the following options."
print "1.Deposit balance #: 1"
print"2.Withdraw balance #: 2"
print "3.Show transactions #: 3"
print "4.exit the Database type the #: 4"
b = input(':')
if b == 1:
print "Enter the Deposit:"
n = raw_input(':')
foo.deposit(int(n));
if b == 2:
print "Enter the Withdraw:"
n = raw_input(':')
foo.withdraw(int(n));
if b == 3:
foo.displayTransactions();
if b == 4:
break;
Explanation / Answer
import shelveimport string
import datetime
class Transaction:
DateOfTransaction = datetime.datetime(1900,1,1).today();
TypeOfTransaction = "";
FinalBalance = "";
def __init__(self, TypeOfTransaction,FinalBalance):
self.TypeOfTransaction =TypeOfTransaction;
self.FinalBalance = FinalBalance;
def showTransaction(self):
if(self.TypeOfTransaction!="View transactions"):
print str(self.DateOfTransaction) + " "+self.TypeOfTransaction + " " +str(self.FinalBalance);
def showRequest(self):
print str(self.DateOfTransaction) + " "+self.TypeOfTransaction + " " +str(self.FinalBalance);
class Account:
balance = 0.0;
transactions = [];
HistoricalDates = [];
DateOfTransaction = datetime.datetime(1900,1,1).today();
def __init__(self, balance):
self.balance = balance;
def deposit(self, amt):
self.balance = self.balance + amt
t = Transaction("Deposit",self.balance);
self.DateOfTransaction = datetime.datetime(1900,1,1).today();
self.transactions.append(t);
self.HistoricalDates.append(self.DateOfTransaction);
print "Balance:" + str(self.balance);
def withdraw(self,amt):
self.balance = self.balance - amt
t = Transaction("Withdraw",self.balance);
self.DateOfTransaction = datetime.datetime(1900,1,1).today();
self.HistoricalDates.append(self.DateOfTransaction);
self.transactions.append(t);
print "Balance:" + str(self.balance);
def displayTransactions(self):
self.DateOfTransaction = datetime.datetime(1900,1,1).today();
t = Transaction("View transactions",self.balance);
self.transactions.append(t);
self.HistoricalDates.append(self.DateOfTransaction);
for key in self.transactions:
key.showTransaction();
def viewRequests(self):
print "Date of transaction" + " "+"Type of transaction" + " " +"Final balance";
for key in self.transactions:
key.showRequest();
def getbalance(self):
return self.balance
foo = Account(10000)
b = 1
print "Welcome to the Petty Cash System!"
print "Primary account balance for an account:10000"
while(b != 5):
print "Please make a selection by typing one of the following options."
print "1.Deposit balance #: 1"
print"2.Withdraw balance #: 2"
print "3.Show transactions #: 3"
print "4.Show requets #: 4"
print "5.exit the Database type the #: 5"
b = input(':')
if b == 1:
print "Enter the Deposit:"
n = raw_input(':')
foo.deposit(int(n));
if b == 2:
print "Enter the Withdraw:"
n = raw_input(':')
foo.withdraw(int(n));
if b == 3:
foo.displayTransactions();
if b == 4:
foo.viewRequests();
if b == 5:
break;
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