dummy.py

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"""*****************************************************************************
                            MODULES USED IN PROJECT
*****************************************************************************"""

import pickle
import os


"""*****************************************************************************
                            CLASS USED IN PROJECT
*****************************************************************************"""

class account(object):
    def __init__(s):
        s.acno=0
        s.name=""
        s.deposit=0
        s.type=""

    def create_account(s):  #function to get data from user
        name=raw_input("\n\nEnter the name of the account holder: ")
        s.name=name.capitalize()
        type=raw_input("\nEnter type of the account (C/S): ")
        s.type=type.upper()
        s.deposit=input("\nEnter initial amount\n(>=500 for Saving and >=1000 for Current): ")

    def show_account(s):    #function to show data on screen
        print "\nAccount No. :", s.acno
        print "\nAccount holder name: ", s.name
        print "\nType of account", s.type
        print "\nBalance amount: ", s.deposit

    def modify(s):          #function to get new data from user
        print "\nAccount No. : ", s.acno
        s.name=raw_input("\n\nEnter the name of account holder: ")
        type=raw_input("\n\nEnter type of account (C/S): ")
        s.type=type.upper()
        s.deposit=input("\nEnter the amount: ")

    def dep(s,x):           #function to accept amount and add to balance
        s.deposit+=x

    def draw(s,x):          #function to accept amount and subtract from balance amount
        s.deposit-=x

    def report(s):          #function to show data in tabular format
        print "%-10s"%s.acno,"%-20s"%s.name,"%-10s"%s.type,"%-6s"%s.deposit

    def retacno(s):         #function to return account number
        return s.acno

    def retdeposit(s):      #function to return balance amount
        return s.deposit

    def rettype(s):         #function to return type of account
        return s.type


"""*****************************************************************************
                    FUNCTION TO GENERATE ACCOUNT NUMBER
*****************************************************************************"""

def gen_acno():
    try:
        inFile=open("account2.dat","rb")
        outFile=open("text2.dat","wb")
        n=inFile.read()
        n=int(n)
        while True:
            n+=1
            outFile.write(str(n))
            inFile.close()
            outFile.close()
            os.remove("account2.dat")
            os.rename("text2.dat","account2.dat")
            yield n

    except IOError:
        print "I/O error occured"


"""*****************************************************************************
                    FUNCTION TO WRITE RECORD IN BINARY FILE
*****************************************************************************"""

def write_account():
    try:
        ac=account()
        outFile=open("account.dat","ab")
        ch=gen_acno()
        ac.acno=ch.next()
        ac.create_account()
        pickle.dump(ac,outFile)
        outFile.close()
        print "\n\n Account Created Successfully"
        print "\n\n YOUR ACCOUNT NUMBER IS: ",ac.retacno()
    except:
        pass


"""*****************************************************************************
                FUNCTION TO DISPLAY ACCOUNT DETAILS GIVEN BY USER
*****************************************************************************"""

def display_sp(n):
    flag=0
    try:
        inFile=open("account.dat","rb")
        print "\nBALANCE DETAILS\n"
        while True:
            ac=pickle.load(inFile)

            if ac.retacno()==n:
                ac.show_account()
                flag=1

    except EOFError:
        inFile.close
        if flag==0:
            print "\n\nAccount number not exist"

    except IOError:
        print "File could not be open !! Press any Key..."


"""*****************************************************************************
                        FUNCTION TO MODIFY RECORD OF FILE
*****************************************************************************"""

def modify_account(n):
    found=0
    try:
        inFile=open("account.dat","rb")
        outFile=open("temp.dat","wb")
        while True:
            ac=pickle.load(inFile)
            if ac.retacno()==n:
                print 30*"-"
                ac.show_account()
                print 30*"-"
                print "\n\nEnter The New Details of Account"
                ac.modify()
                pickle.dump(ac,outFile)
                print "\n\n\tRecord Updated"
                found=1
            else:
                pickle.dump(ac,outFile)

    except EOFError:
        inFile.close()
        outFile.close()
        if found==0:
            print "\n\nRecord Not Found "

    except IOError:
        print "File could not be open !! Press any Key..."

    os.remove("account.dat")
    os.rename("temp.dat","account.dat")


"""*****************************************************************************
                    FUNCTION TO DELETE RECORD OF FILE
*****************************************************************************"""

def delete_account(n):
    found=0

    try:
        inFile=open("account.dat","rb")
        outFile=open("temp.dat","wb")
        while True:
            ac=pickle.load(inFile)
            if ac.retacno()==n:
                found=1
                print "\n\n\tRecord Deleted .."
            else:
                pickle.dump(ac,outFile)

    except EOFError:
        inFile.close()
        outFile.close()
        if found==0:
            print "\n\nRecord Not Found"

    except IOError:
        print "File could not be open !! Press any Key..."

    os.remove("account.dat")
    os.rename("temp.dat","account.dat")


"""*****************************************************************************
                    FUNCTION TO DISPLAY ALL ACCOUNT DETAILS
*****************************************************************************"""

def display_all():
    print "\n\n\tACCOUNT HOLDER LIST\n\n"
    print 60*"="
    print "%-10s"%"A/C No.","%-20s"%"Name","%-10s"%"Type","%-6s"%"Balance"
    print 60*"=","\n"
    try:
        inFile=open("account.dat","rb")
        while True:
            ac=pickle.load(inFile)
            ac.report()

    except EOFError:
        inFile.close()

    except IOError:
        print "File could not be open !! Press any Key..."


"""*****************************************************************************
            FUNCTION TO DEPOSIT/WITHDRAW AMOUNT FOR GIVEN ACCOUNT
*****************************************************************************"""

def deposit_withdraw(n,option):
    found=0

    try:
        inFile=open("account.dat","rb")
        outFile=open("temp.dat","wb")
        while True:
            ac=pickle.load(inFile)
            if ac.retacno()==n:
                ac.show_account()
                if option==1:
                    print "\n\n\tTO DEPOSIT AMOUNT"
                    amt=input("Enter the amount to be deposited: ")
                    ac.dep(amt)
                elif option==2:
                    print "\n\n\tTO WITHDRAW AMOUNT"
                    amt=input("Enter amount to be withdraw: ")
                    bal=ac.retdeposit()-amt
                    if((bal<500 and ac.rettype()=="S")or(bal<1000 and ac.rettype()=="C")):
                        print "Insufficient balance"
                    else:
                        ac.draw(amt)
                pickle.dump(ac,outFile)
                found=1
                print "\n\n\tRecord Updated"
            else:
                pickle.dump(ac,outFile)

    except EOFError:
        inFile.close()
        outFile.close()
        if found==0:
            print "\n\nRecord Not Found"

    except IOError:
        print "File could not be open !! Press any Key..."

    os.remove("account.dat")
    os.rename("temp.dat","account.dat")


"""*****************************************************************************
                        INTRODUCTORY FUNCTION
*****************************************************************************"""

def intro():
    print "\n\n\tBANK"
    print "\n\tMANAGEMENT"
    print "\n\n\nMADE BY : Enter your name"
    print "\nSCHOOL : Enter your school name"


"""*****************************************************************************
                        THE MAIN FUNCTION OF PROGRAM
*****************************************************************************"""

intro()

while True:
    print 3*"\n",60*"="
    print """MAIN MENU

    1. New Account
    2. Deposit Amount
    3. Withdraw Amount
    4. Balance Enquiry
    5. All Account Holder List
    6. Close An Account
    7. Modify An Account
    8. Exit
    """

    try:
        ch=input("Enter Your Choice(1~8): ")
        if ch==1:
            write_account()

        elif ch==2:
            num=input("\n\nEnter Account Number: ")
            deposit_withdraw(num,1)

        elif ch==3:
            num=input("\n\nEnter Account Number: ")
            deposit_withdraw(num,2)

        elif ch==4:
            num=input("\n\nEnter Account Number: ")
            display_sp(num)

        elif ch==5:
            display_all()

        elif ch==6:
            num=input("\n\nEnter Account Number: ")
            delete_account(num)

        elif ch==7:
            num=input("\n\nEnter Account Number: ")
            modify_account(num)

        elif ch==8:
            break

        else:
            print "Input correcr choice...(1-8)"

    except NameError:
        print "Input correct choice...(1-8)"



raw_input("\n\n\n\n\nTHANK YOU\n\nPress any key to exit...")

"""*****************************************************************************
                END OF PROJECT
*****************************************************************************"""