Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > comp.lang.python > #66784

Re: The sum of numbers in a line from a file

Subject Re: The sum of numbers in a line from a file
From Travis Griggs <travisgriggs@gmail.com>
Date 2014-02-20 14:35 -0800
References <882091da-a499-477e-8f50-c5bdde7cdfec@googlegroups.com> <le5bnq$djv$2@ger.gmane.org>
Newsgroups comp.lang.python
Message-ID <mailman.7205.1392935724.18130.python-list@python.org> (permalink)

Show all headers | View raw


On Feb 20, 2014, at 8:54 AM, Dave Angel <davea@davea.name> wrote:

> kxjakkk <kjakupak@gmail.com> Wrote in message:
>> Let's say I have a sample file like this:
>> 
>> Name        1           2     3    4     5      6     7    8
>> ------------------------------------------------------------------------
>> name1    099-66-7871   A-F    Y    100    67    81    59    98
>> name2    999-88-7766   A-F    N    99   100    96    91    90
>> name3    000-00-0110    AUD        5    100    28    19    76
>> name4    398-72-3333    P/F    Y    76    84    49    69    78
>> name5    909-37-3689    A-F    Y    97    94    100    61    79
>> 
>> For name1, I want to add together columns 4, 5, 6, and get an average from that, then do the same for the last two columns. I want to do this for every name. 
>> 
>> All I've got is
>> sum([int(s.strip()) for s in open('file').readlines()])
>> 
> 
> Don'ttrytodoitallinoneline.thatwayyouactuallymighthaveaplacetoinse
> rtsomeextralogic.
> 
Yes.

Clearly

the

preferred

way

to

do

it

is

with

lots

of

lines

with

room

for

expandability.

Sorry Dave, couldn’t resist. Clearly a balance between extremes is desirable.

(Mark, I intentionally put the blank lines in this time <grin>)

Travis Griggs
"“Every institution tends to perish by an excess of its own basic principle.” — Lord Acton



Back to comp.lang.python | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

The sum of numbers in a line from a file kxjakkk <kjakupak@gmail.com> - 2014-02-20 08:22 -0800
  Re: The sum of numbers in a line from a file John Gordon <gordon@panix.com> - 2014-02-20 16:46 +0000
    Re: The sum of numbers in a line from a file kjakupak@gmail.com - 2014-02-20 10:16 -0800
      Re: The sum of numbers in a line from a file Joel Goldstick <joel.goldstick@gmail.com> - 2014-02-20 13:32 -0500
        Re: The sum of numbers in a line from a file kjakupak@gmail.com - 2014-02-20 10:37 -0800
          Re: The sum of numbers in a line from a file Peter Otten <__peter__@web.de> - 2014-02-20 19:59 +0100
      Re: The sum of numbers in a line from a file Chris “Kwpolska” Warrick <kwpolska@gmail.com> - 2014-02-20 19:56 +0100
      Re: The sum of numbers in a line from a file MRAB <python@mrabarnett.plus.com> - 2014-02-20 19:17 +0000
  Re:The sum of numbers in a line from a file Dave Angel <davea@davea.name> - 2014-02-20 11:54 -0500
  Re: The sum of numbers in a line from a file Travis Griggs <travisgriggs@gmail.com> - 2014-02-20 14:35 -0800
  Re: The sum of numbers in a line from a file Johannes Schneider <johannes.schneider@galileo-press.de> - 2014-02-21 09:16 +0100
  Re: The sum of numbers in a line from a file sffjunkie@gmail.com - 2014-02-24 03:48 -0800
    Re: The sum of numbers in a line from a file sffjunkie@gmail.com - 2014-02-24 04:02 -0800

csiph-web