On 25 Jul 2005 12:57:55 -0700,
"[EMAIL PROTECTED]" <[EMAIL PROTECTED]> wrote:
> A recipe is
> * open your file for reading: f = open('filename.txt', 'r')
> * read all lines in a list: content = f.readlines()
> * close the file: f.close()
> * set the third element in the list to something else: content[2] =
> 'Blahdiblah'
Better make that ''Blahdiblah\n' (note the trailing newline) because:
- readlines leaves the newlines at the ends of the lines
- writelines assumes that each line (still) contains a newline
> * re-open the file for writing: f = open('filename.txt', 'w')
> * write the list to the file: f.writelines(content)
> * close the file: f.close()
HTH,
Dan
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Dan Sommers
<http://www.tombstonezero.net/dan/>
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