[Python-Dev] Incorrect documentation of the raw_input built-in function

[Chris Monson]

Incodentally, I think your example is wrong.  It should be either

psql >/dev/null 2>&1

or

psql &>/dev/null

Notice the reversal of redirects in the first one.

Of course, this doesn't change anything about the core discussion...

- C



On 1/24/08, Isaac Morland <ijmorlan at cs.uwaterloo.ca> wrote:
> On Thu, 24 Jan 2008, skip at pobox.com wrote:
>
> >    Mike> 2. Is this really the hard-coded behavior we want?  I don't think
> >    Mike>    my use-case is that odd; in fact, what I find very odd is that
> >    Mike>    the prompt output is send to stderr.  I mean, I'm printing the
> >    Mike>    prompt for a question, not some error message. Can there not
> at
> >    Mike>    least be an optional parameter to indicate that you want the
> >    Mike>    output sent to stdout rather than stderr?
> >
> > I can think of situations where you don't want the output to go to stdout
> > either (suppose it's the regular output of the file you want to save to a
> > file).  Having a choice seems the best route.
>
> What about an option (maybe even a default) to send the prompt to stdin?
>
> The Postgres command line interface psql appears to do this:
>
> $ psql 2>&1 >/dev/null
> Password:
> $
>
> (I typed my password and then I quit by typing ^D; if I type the wrong
> password, it looks the same on screen but it quits right away without
> waiting for ^D)
>
> I think ssh also does this when it needs to prompt for a password.
>
> Really the prompt is part of the input, not part of the output, in a
> certain sense.  Have people actually verified that the prompt is really
> sent to stderr right now by using 2>/dev/null to attempt to suppress it?
>
> Isaac Morland			CSCF Web Guru
> DC 2554C, x36650		WWW Software Specialist
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