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To: =?us-ascii?Q?=3D=3FUTF-8=3FB=3FSsOpcsO0bWU=3D=3F=3D?= <jerome@jolimont.fr>
From: Nick Dokos <nicholas.dokos@hp.com>
Subject: Re: Text Processing
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Date: Tue, 20 Dec 2011 16:04:45 -0500
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Xref: x330-a1.tempe.blueboxinc.net comp.lang.python:17623

J=C3=A9r=C3=B4me <jerome@jolimont.fr> wrote:

> Tue, 20 Dec 2011 11:17:15 -0800 (PST)
> Yigit Turgut a =C3=A9crit:
>=20
> > Hi all,
> >=20
> > I have a text file containing such data ;
> >=20
> >         A                B                C
> > -------------------------------------------------------
> > -2.0100e-01    8.000e-02    8.000e-05
> > -2.0000e-01    0.000e+00   4.800e-04
> > -1.9900e-01    4.000e-02    1.600e-04
> >=20
> > But I only need Section B, and I need to change the notation to ;
> >=20
> > 8.000e-02 =3D 0.08
> > 0.000e+00 =3D 0.00
> > 4.000e-02 =3D 0.04
> >=20
> > Text file is approximately 10MB in size. I looked around to see if
> > there is a quick and dirty workaround but there are lots of modules,
> > lots of options.. I am confused.
> >=20
> > Which module is most suitable for this task ?
>=20
> You could try to do it yourself.
>=20

Does it have to be python? If not, I'd go with something similar to

   sed 1,2d foo.data | awk '{printf("%.2f\n", $2);}'

Nick