On Tue, Mar 1, 2011 at 1:59 PM, Sean Carolan <scaro...@gmail.com> wrote:
> > I saw in your follow-up that you went straight for vars(). I really > > don't think that's what you wish to use. Get rid of vars(), he had > > to go to jail. Don't go visit vars() again for at least two months, > > then maybe he'll be out on probation. > > Thanks Martin and Hugo. As you can tell I'm no python guru. Maybe I > should take a step back and explain exactly what it is I'm trying to > do. I know this can be done quickly with awk or even perl but I want > to get more practice with python. So here's the basic idea: > > Take an arbitrary number of text files. Assume that each text file has > the exact same number of lines. Concatenate each line of each file > with the corresponding lines of the other files and output the data. > So in other words, the first line of output will be > file1_line1+file2_line1+file3_line1, etc. > > I'll work on this some more and see what I can come up with. > _______________________________________________ > Tutor maillist - Tutor@python.org > To unsubscribe or change subscription options: > http://mail.python.org/mailman/listinfo/tutor > Just some quick ideas: Read about Generators. Using Hugo's snippet for reading a file a line at a time, you can write a function to yield a single line of the file for each call. Do this for as many files as you are combining, and concatinate the lines each pass. Then write to your outfile -- Joel Goldstick
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