How to select every other line from a text file?
Dan Stromberg
drsalists at gmail.com
Mon Oct 13 20:34:49 EDT 2014
On Mon, Oct 13, 2014 at 10:38 AM, Rff <rwang at avnera.com> wrote:
> Hi,
> I have a text file. Now it is required to select every other line of that text to
> generate a new text file. I have read through Python grammar, but still lack the
> idea at the beginning of the task. Could you tell me some methods to get this?
Perhaps something like:
http://stromberg.dnsalias.org/svn/every-nth/trunk
It uses zip and itertools.cycle.
It's CPython 3.x though - if you need 2.x, you'd probably use xrange
instead of range, and izip instead of zip.
More information about the Python-list
mailing list