In article <[EMAIL PROTECTED]>,
Philipp Pagel <[EMAIL PROTECTED]> wrote:
> Antoon Pardon <[EMAIL PROTECTED]> wrote:
> > On 2007-02-09, Philipp Pagel <[EMAIL PROTECTED]> wrote:
> > > for filename in file_list:
> > > file = os.popen('uncompress -c '+filename, 'r')
> > > do_something(file)
> > > file.close()
> > >
> > > This works fine for some files but results in
> > >
> > > 'write error onstdout: Broken pipe'
>
> > As far as I can tell, your do_something doesn't consume the entire file.
> > So you close the file prematurly, which results in the uncompress/zcat
> > program trying to write to a pipe that is closed on the otherside,
> > giving you the above message.
>
> You are right: some of the files do not fulfill certain
> critereia causing so_somehting() to return before the entire file is
> processed.
Most programming environments don't have this problem, though.
If you like, your program can undo what Python does:
signal.signal(signal.SIGPIPE, signal.SIG_DFL)
for filename in file_list:
...
Then it will work as if you had written it in C, or awk
or whatever.
Donn Cave, [EMAIL PROTECTED]
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