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How do I read/find/replace fields in a csv datafile?
Post 302207514 by MrCarter on Friday 20th of June 2008 06:35:01 AM
06-20-2008
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1. Shell Programming and Scripting
Hi:
First, this is not a homework problem. I just need enough of a hint to get this going...
My datafile (dataf.in) is made up of 10 sections. Each section begins with & and with &&
So it looks like this:-------------------------------------
§ion1
...etc...
&&
§ion2
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HI,
Please find the text below. I receive a .csv file on server. I need the comma(,) in the second column to be replaced by a semi-colon( ; ).
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Sample text:
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#!/bin/bash
i=0
cat 1.csv | while read fileline
do
echo "$fileline"
IFS="#" flds=( $fileline )
nrofflds=${#flds}
echo "noof fields$nrofflds"
fld=0
while
do
echo "noof counter$fld"
echo "$nrofflds"
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Hi All,
Please give me the solution to the following ASAP.
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6. Shell Programming and Scripting
Hi All,
I have file1 line below:
$myName$|xxx
Now I need to read the file1 and find for $myName$ in file2 and replace with xxx
file1:
$myName$|xxx
file2:
My name is $myName$
expected output in file2 after executing the script is below:
my name is xxx
Thanks, (8 Replies)
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7. Shell Programming and Scripting
Hi,
Say I have a record "1|22| | |". In which the third and fourth fields are <space> alone. I have to replace the <Space> with <null>.
Input:
"1|22| | |" --> "1|22|<space> |<space> |"
Expected output:
"1|22|||" --> "1|22|<null> |<null>|"
I tried:
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I have a flat file (template) where I want to replace variables based upon a value in another file (csv).
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Example of the csv:
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Code:
Using ksh
Var1=`awk -F";" {print $1}' Input2.txt`
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LEARN ABOUT CENTOS
processcsv.py
PROCESSCSV.PY(1) Virtualization Support PROCESSCSV.PY(1) NAME
processcsv.py - process virt-top CSV files SUMMARY
virt-top --csv data.csv processcsv.py < data.csv DESCRIPTION
virt-top is a top(1)-like utility for showing stats of virtualized domains. processcsv.py is a simple Python script that post-processes the output of "virt-top --csv". It is used like this: virt-top --csv data.csv processcsv.py < data.csv The second command will overwrite the following files in the current directory: "global.csv" This contains the global (host) statistics columns from the CSV file. "domainNN.csv" (multiple files) For each libvirt domain ID NN, a file is created containing the per-domain statistics from the CSV file. SEE ALSO
virt-top(1) AUTHORS
Richard W.M. Jones <rjones @ redhat . com> COPYRIGHT
(C) Copyright 2007-2012 Red Hat Inc., Richard W.M. Jones http://libvirt.org/ This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. virt-top-1.0.8 2013-12-29 PROCESSCSV.PY(1)