Piping processes works with 'shell = True' but not otherwise.

[Chris Angelico]

On Mon, May 27, 2013 at 9:58 AM, Luca Cerone <luca.cerone at gmail.com> wrote:
>> Could you provide the *actual* commands you're using, rather than the generic "program1" and "program2" placeholders? It's *very* common for people to get the tokenization of a command line wrong (see the Note box in http://docs.python.org/2/library/subprocess.html#subprocess.Popen for some relevant advice).
>>
> Hi Chris, first of all thanks for the help. Unfortunately I can't provide the actual commands because are tools that are not publicly available.
> I think I get the tokenization right, though.. the problem is not that the programs don't run.. it is just that sometimes I get that error..

Will it violate privacy / NDA to post the command line? Even if we
can't actually replicate your system, we may be able to see something
from the commands given.

ChrisA