[Tutor] Performing an union of two files containing keywords

[spir]

On 02/17/2014 10:07 AM, Aaron Misquith wrote:
> I have 2 different text files.
>
> File1.txt contains:
>
> file
> RAMPython
> parser
>
> File2.txt contains:
>
> file1234
> program
>
> I want to perform an union of these both files such that i get an output
> file3.txt which contains:
>
> file
> RAMPython
> parser1234
> program

I don't understand the logic of your "union" (???) at all. Is your example 
correct? A naive union in the naive sense would _here_ keep all items, since 
they are all different, and certainly not compose a non-existant one "parser1234".

d