Question about StringIO
Steve Holden
steve at holdenweb.com
Sun Oct 9 06:34:33 EDT 2005
Frank Millman wrote:
> Hi all
>
> I understand that StringIO creates a file-like object in memory.
>
> Is it possible to invoke another program, using os.system() or
> os.popen(), and use the < redirect operator, so that the other program
> reads my StringIO object as its input?
>
> I will provide more details if required, but hopefully this is enough
> for a simple yes or no answer, and if so, how.
>
> BTW, I have tried using popen2() and passing my data via stdin, but the
> other program (psql) does not react well to this - again, I will give
> more info if necessary.
>
Unfortunately the StringIO module only creates instances inside the
process they are called: these objects have no existence to the
operating system or to other processes, and so can't be used for
inter-process communication.
regards
Steve
--
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