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From: Neil Cerutti <neilc@norwich.edu>
Newsgroups: comp.lang.python
Subject: Re: crypto program in python.
Date: 8 Mar 2013 19:07:55 GMT
Organization: Norwich University
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On 2013-03-08, khudo.anastasia@gmail.com <khudo.anastasia@gmail.com> wrote:
> Hi every every body,
> Today I have to submit my assignment for Computer Science, And
> I am absolutely stuck in writing the code. Please help me in
> soon possible.
>
> The main idea of the program is encode and decode the text.
> that wot the instructor gave us so far.
>
> Sample Run
>
> Here's a sample run of the basic program in action.
>
>   SECRET DECODER MENU
>   
>   0) Quit
>   1) Encode
>   2) Decode
>   
> What do you want to do? 1
> text to be encoded: python rocks
> AQULEWKEMNJ
>
>   
>   SECRET DECODER MENU
>   
>   0) Quit
>   1) Encode
>   2) Decode
>   
> What do you want to do? 2
> code to be decyphered: AQULEWKEMNJ
> PYTHONROCKS
>
>   
>   SECRET DECODER MENU
>   
>   0) Quit
>   1) Encode
>   2) Decode
>   
> What do you want to do? 0
> Thanks for doing secret spy stuff with me.
> -----------------------------------
> and
>
>
> alpha = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
> key =   "XPMGTDHLYONZBWEARKJUFSCIQV"
>
> def main():
>   keepGoing = True
>   while keepGoing:
>     response = menu()
>     if response == "1":
>       plain = raw_input("text to be encoded: ")
>       print encode(plain)
>     elif response == "2":
>       coded = raw_input("code to be decyphered: ")
>       print decode(coded)
>     elif response == "0":
>       print "Thanks for doing secret spy stuff with me."
>       keepGoing = False
>     else:
>       print "I don't know what you want to do..."
>
> -------------------
>
> I am confused about menu and the str function if you can help
> me with this code it will be awesome thank you!!!

I believe your instructor intends you to start with the skeleton
of the program provided above. Complete it by writing the missing
functions: menu, decode, and encode.

-- 
Neil Cerutti