1+ import random
2+ 3+ 4+ class Account :
5+ # Construct an Account object
6+ def __init__ (self , id , balance = 0 , annualInterestRate = 3.4 ):
7+ self .id = id
8+ self .balance = balance
9+ self .annualInterestRate = annualInterestRate
10+ 11+ def getId (self ):
12+ return self .id
13+ 14+ def getBalance (self ):
15+ return self .balance
16+ 17+ def getAnnualInterestRate (self ):
18+ return self .annualInterestRate
19+ 20+ def getMonthlyInterestRate (self ):
21+ return self .annualInterestRate / 12
22+ 23+ def withdraw (self , amount ):
24+ self .balance -= amount
25+ 26+ def deposit (self , amount ):
27+ self .balance += amount
28+ 29+ def getMonthlyInterest (self ):
30+ return self .balance * self .getMonthlyInterestRate ()
31+ 32+ 33+ def main ():
34+ # Creating accounts
35+ accounts = []
36+ for i in range (1000 , 9999 ):
37+ account = Account (i , 0 )
38+ accounts .append (account )
39+ 40+ # ATM Processes
41+ 42+ 43+ while True :
44+ 45+ # Reading id from user
46+ id = int (input ("\n Enter account pin: " ))
47+ 48+ # Loop till id is valid
49+ while id < 1000 or id > 9999 :
50+ id = int (input ("\n Invalid Id.. Re-enter: " ))
51+ 52+ # Iterating over account session
53+ while True :
54+ 55+ # Printing menu
56+ print ("\n 1 - View Balance \t 2 - Withdraw \t 3 - Deposit \t 4 - Exit " )
57+ 58+ # Reading selection
59+ selection = int (input ("\n Enter your selection: " ))
60+ 61+ # Getting account object
62+ for acc in accounts :
63+ # Comparing account id
64+ if acc .getId () == id :
65+ accountObj = acc
66+ break
67+ 68+ # View Balance
69+ if selection == 1 :
70+ # Printing balance
71+ print (accountObj .getBalance ())
72+ 73+ # Withdraw
74+ elif selection == 2 :
75+ # Reading amount
76+ amt = float (input ("\n Enter amount to withdraw: " ))
77+ ver_withdraw = input ("Is this the correct amount, Yes or No ? " + str (amt ) + " " )
78+ 79+ if ver_withdraw == "Yes" :
80+ print ("Verify withdraw" )
81+ else :
82+ break
83+ 84+ if amt < accountObj .getBalance ():
85+ # Calling withdraw method
86+ accountObj .withdraw (amt )
87+ # Printing updated balance
88+ print ("\n Updated Balance: " + str (accountObj .getBalance ()) + " n" )
89+ else :
90+ print ("\n You're balance is less than withdrawl amount: " + str (accountObj .getBalance ()) + " n" )
91+ print ("\n Please make a deposit." );
92+ 93+ # Deposit
94+ elif selection == 3 :
95+ # Reading amount
96+ amt = float (input ("\n Enter amount to deposit: " ))
97+ ver_deposit = input ("Is this the correct amount, Yes, or No ? " + str (amt ) + " " )
98+ 99+ if ver_deposit == "Yes" :
100+ # Calling deposit method
101+ accountObj .deposit (amt );
102+ # Printing updated balance
103+ print ("\n Updated Balance: " + str (accountObj .getBalance ()) + " n" )
104+ else :
105+ break
106+ 107+ elif selection == 4 :
108+ print ("nTransaction is now complete." )
109+ print ("Transaction number: " , random .randint (10000 , 1000000 ))
110+ print ("Current Interest Rate: " , accountObj .annualInterestRate )
111+ print ("Monthly Interest Rate: " , accountObj .annualInterestRate / 12 )
112+ print ("Thanks for choosing us as your bank" )
113+ exit ()
114+ 115+ # Any other choice
116+ else :
117+ print ("nThat's an invalid choice." )
118+ 119+ # Main function
120+ main ()
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