No i dont know how to work with dictionary.

all the data are stored on a text file which im using though its a bit more time consuming.

Is there a way that i can do product search?i.e i enter...

Thanx but this means i copy the file on a list.

Can i work directly from the file?

Can u guide me with this please?

Or just tell me how to start please

hmm its GUI but about dictionary never did this can u help me with the indexes and dictionary plz.

def ID_search(prod_id):

infile=open("tab.txt","r")

line=infile.readline()

while line!="":
x=string.split((line),",")
if prod_id==float(x[0]):
...

Its about the pay system of a shop.
The user enters a product ID,the interpreter gets the details from the file and appends it to a list and continues till the products are over.

If the user...

Can u give me the codes for the above menu i mean with the questions i gave?

Also i want to know who to modify menu that i add?

I need to add
"Your program should display a menu which will allow the user to choose whether he wants to (1)
coefficients (2) check whether the linear system can be solved using iteration (3)...

thnx and to jlm699 im sory fot the pm but i've google it already and im not getting any help because im using Dr python which has wxPython integrated.

Can i know how to modify the above codes so...

Can someone guide me how to make menu in python please?

http://www.daniweb.com/forums/post693793.html#post693793

This is a previous post of what sort of menu i need.

Can someone just give me...

well i know about Gauss Seidel and Gauss Jacobi but the problem is i've learnt python for about 2 weeks only and im having to work a menu.

I wanted to know if i could get some help to start the...

Solving systems of Linear equations using Iteration:
You are required to write a Python program which will solve system of linear equations with 3 unknowns
(to be entered by the user).
Your...