What is built-in method sub

[Stephen Hansen]

On Mon, Jan 11, 2010 at 12:02 PM, Jeremy <jlconlin at gmail.com> wrote:

> Your guess is correct.  I had forgotten that I was using that
> function.
>
> I am using the re.sub command to remove trailing whitespace from lines
> in a text file.  The commands I use are copied below.  If you have any
> suggestions on how they could be improved, I would love to know.
>
>
Just use line.rstrip().. Regular expressions are almost always slower then
just calling string methods for simple operations.

HTH,
--S
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