Web Oom » writelines http://web.pyncus.com Build and Share Web Technology Mon, 25 Jan 2010 18:19:56 +0000 en hourly 1 http://wordpress.org/?v=3.1.2 How to write lines (Python) http://web.pyncus.com/2009/12/22/how-to-write-lines-python/ http://web.pyncus.com/2009/12/22/how-to-write-lines-python/#comments Tue, 22 Dec 2009 19:53:16 +0000 weboom http://web.pyncus.com/?p=570 Use writelines()

e.g.

# read lines in a file

import sys

arg1 = sys.argv[1]


f = open(arg1, 'r')


lines = f.readlines()

f.close()


arg='out_'+arg1

FILE=open(arg,'w')


for line in lines:

     words = line.split(' ')

     if words[1] == 'hypnos':

          FILE.writelines(line)

FILE.close()

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