[Python-Dev] test_cmd_line failure on Kubuntu 5.10 with GCC 4.0

Guido van Rossum guido at python.org
Sat Oct 8 22:28:26 CEST 2005

On 10/8/05, Neal Norwitz <nnorwitz at gmail.com> wrote:
> On 10/8/05, Nick Coghlan <ncoghlan at gmail.com> wrote:
> > Hye-Shik Chang wrote:
> > > On 10/8/05, Nick Coghlan <ncoghlan at iinet.net.au> wrote:
> > >
> > >>Anyone else seeing any problems with test_cmd_line? I've got a few failures in
> > >>test_cmd_line on Kubuntu 5.10 with GCC 4.0 relating to a missing "\n" line ending.
> >
> > If I explicitly write Ctrl-D to the subprocess's stdin for the tests which
> > open the interpreter, then the tests pass. So it looks like some sort of
> > buffering problem with standard out not getting flushed before the test tries
> > to read the data.
> Sorry, that's a new test I added recently.  It works for me on gentoo.
>  The test is very simple and shouldn't be hard to fix.  Can you fix
> it?  I assume Guido (or someone) added you as a developer.  If not, if
> you can give me enough info, I can try to fix it.

I guess Neil's test was expecting at least one line of output from
python at all times, but on most systems it is completely silent when
the input is empty. I fixed the test (also in 2.4) to allow empty
input as well as input ending in \n.

--Guido van Rossum (home page: http://www.python.org/~guido/)

More information about the Python-Dev mailing list