On 11-Jul-11 17:18, Edgar Almonte wrote:
this is just one time thing and the value don't get repeat

Then you could make a single loop over the input lines, building two
dictionaries as you go:
  * one that maps column 2's value to the rest of that line's data
  * and one that does this for column 3's value.

Now run through the column 2 data you saved, print that data row,
then look up the value in the other dictionary and print that after it.


On Mon, Jul 11, 2011 at 7:55 PM, Steve Willoughby<st...@alchemy.com>  wrote:
On 11-Jul-11 16:50, Edgar Almonte wrote:

Thanks for the hints , what i want accomplish is sort the line by the
same value in the column 2 and 3

i mean the line with the same value in the 2 get together with the
line in the same value in column 3

What if the same value appears more than once?  Does it matter which ones
you match up?  If so, how do you decide?

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--
Steve Willoughby / st...@alchemy.com
"A ship in harbor is safe, but that is not what ships are built for."
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