Terry Reedy
3/2/2010 6:25:00 PM
On 3/2/2010 9:24 AM, Albert Hopkins wrote:
> I have a snippet of code that looks like this:
>
> pid, fd = os.forkpty()
> if pid == 0:
> subprocess.call(args)
> else:
> input = os.fdopen(fd).read()
> ...
>
>
> This seems to work find for CPython 2.5 and 2.6 on my Linux system.
To get help, or report a bug, for something like this, be as specific as
possible. 'Linux' may be too generic.
> However, with CPython 3.1 I get:
>
> input = os.fdopen(fd).read()
> IOError: [Errno 5] Input/output error
>
> Is there something wrong in Python 3.1? Is this the correct way to do
> this (run a process in a pseudo-tty and read it's output) or is there
> another way I should/could be doing this?
No idea, however, the first thing I would do is call the .fdopen and
..read methods separately (on separate lines) to isolate which is raising
the error.
tjr