On 2007-02-12, mech point <[EMAIL PROTECTED]> wrote:
>
> I was able to read the data from file into a two dimensional array
> (lists)
>
> rows=[map(float,line.split())for line in file("data")]
>
> but How to write them back into the file.

for r in rows:
    file.write(" ".join(map(str,r)) + "\n")

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Grant Edwards                   grante             Yow!  My nose feels like a
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