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Re: using text file to get ip address from hostname

From Terry Reedy <tjreedy@udel.edu>
Subject Re: using text file to get ip address from hostname
Date 2012-09-12 17:04 -0400
References <e4e100d1-bdf9-45d0-a137-615b1e820cfb@googlegroups.com> <b025598a-8593-4830-b4a8-a6f5d8ea238c@googlegroups.com>
Newsgroups comp.lang.python
Message-ID <mailman.579.1347483927.27098.python-list@python.org> (permalink)

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On 9/12/2012 10:41 AM, dkatorza@gmail.com wrote:


> it's not really homework, i found a lab exercise on the web
 > and i;m trying to study with it. maybe not the most efficient way.
>
> i have a file with hostnames ordered line by line.

Key fact for this exercise: open files are iterable.
So your top level structure is...

for line in open(<hostname file>):
   <process hostname in line>

-- 
Terry Jan Reedy

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Thread

using text file to get ip address from hostname dkatorza@gmail.com - 2012-09-12 07:24 -0700
  Re: using text file to get ip address from hostname Chris Angelico <rosuav@gmail.com> - 2012-09-13 00:35 +1000
  Re: using text file to get ip address from hostname dkatorza@gmail.com - 2012-09-12 07:41 -0700
    Re: using text file to get ip address from hostname Alister <alister.ware@ntlworld.com> - 2012-09-12 17:51 +0000
    Re: using text file to get ip address from hostname Terry Reedy <tjreedy@udel.edu> - 2012-09-12 17:04 -0400
  Re: using text file to get ip address from hostname Jason Friedman <jason@powerpull.net> - 2012-09-12 21:12 -0600
  Re: using text file to get ip address from hostname Dan Katorza <dkatorza@gmail.com> - 2012-09-15 09:20 -0700
    Re: using text file to get ip address from hostname Hans Mulder <hansmu@xs4all.nl> - 2012-09-15 20:52 +0200
    Re: using text file to get ip address from hostname Thomas Rachel <nutznetz-0c1b6768-bfa9-48d5-a470-7603bd3aa915@spamschutz.glglgl.de> - 2012-09-17 22:37 +0200
  Re: using text file to get ip address from hostname Dan Katorza <dkatorza@gmail.com> - 2012-09-15 15:43 -0700
    Re: using text file to get ip address from hostname Dan Katorza <dkatorza@gmail.com> - 2012-09-19 00:41 -0700
      Re: using text file to get ip address from hostname Chris Angelico <rosuav@gmail.com> - 2012-09-19 18:14 +1000
        Re: using text file to get ip address from hostname Dan Katorza <dkatorza@gmail.com> - 2012-09-19 01:50 -0700
          Re: using text file to get ip address from hostname Chris Angelico <rosuav@gmail.com> - 2012-09-19 18:59 +1000
        Re: using text file to get ip address from hostname Dan Katorza <dkatorza@gmail.com> - 2012-09-19 01:50 -0700
          Re: using text file to get ip address from hostname Dan Katorza <dkatorza@gmail.com> - 2012-09-19 02:10 -0700
          Re: using text file to get ip address from hostname Dan Katorza <dkatorza@gmail.com> - 2012-09-19 02:10 -0700
            Re: using text file to get ip address from hostname Dan Katorza <dkatorza@gmail.com> - 2012-09-19 05:28 -0700
              Re: using text file to get ip address from hostname Dave Angel <d@davea.name> - 2012-09-19 14:22 -0400
            Re: using text file to get ip address from hostname Dan Katorza <dkatorza@gmail.com> - 2012-09-19 05:28 -0700
              Re: using text file to get ip address from hostname Dan Katorza <dkatorza@gmail.com> - 2012-09-19 22:13 -0700
              Re: using text file to get ip address from hostname Dan Katorza <dkatorza@gmail.com> - 2012-09-19 22:13 -0700

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