wo_shi_big_stomach wrote:
> Newbie to python writing a script to recurse a directory tree and delete
> the first line of a file if it contains a given string. I get the same
> error on a Mac running OS X 10.4.8 and FreeBSD 6.1.
>
> Here's the script:
>
> # start of program
>
> # p.pl - fix broken SMTP headers in email files
> #
> # recurses from dir and searches all subdirs
> # for each file, evaluates whether 1st line starts with "From "
> # for each match, program deletes line
>
> import fileinput
> import os
> import re
> import string
> import sys
> from path import path
>
> # recurse dirs
> dir = path(/home/wsbs/Maildir)
> for f in dir.walkfiles('*'):
> #
> # test:
> # print f
Are you absolutely sure that f list doesn't contain
any path to directory, not file?
Add this:
f = filter(os.path.isfile, f)
and try one more time.
> #
> # open file, search, change if necessary, write backup
> for line in fileinput.input(f, inplace=1, backup='.bak'):
> # check first line only
> if fileinput.isfirstline():
> if not re.search('^From ',line):
> print line.rstrip('\n')
> # just print all other lines
> if not fileinput.isfirstline():
> print line.rstrip('\n')
> fileinput.close()
> # end of program
--
HTH,
Rob
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