What do you guys think about this - file writing
laotseu
bdesth at nospam.free.fr
Sat Aug 31 12:38:34 EDT 2002
Micah Mayo wrote:
> I'm trying to write a script that looks for a string in a textfile and
> replaces it with a given string. This is what I've come up with:
>
> #!/usr/local/bin/python
> import os
> orig = 'sendmail_enable="YES"'
> pref = 'sendmail_enable="NONE"\n'
>
> tmp = file('rc.conf.tmp','w')
> for eachLine in open('rc.conf'):
>
> print orig,'\n',eachLine
> if eachLine.find(orig) !=-1:
> print '..replacing', orig, 'with',pref
> tmp.writelines(pref)
> # will add code to replace eachLine w/ pref later
>
> else:
> print 'skipping'
> tmp.write(eachLine)
>
>
> tmp.close()
> os.rename('rc.conf.tmp','rc.conf')
>
> This works - but I was hopeing there was a more elegant way to do this.
> If anyone can think of a more efficient way to do this(not having to
> open two files would be nice), I'd appreciate the input.
>
> Thnx
> Micah
>
AFAIK, working with two files is the standard and perhaps safer way when
it comes to this.
laotseu
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