Testing & stdout

Peter Hansen peter at engcorp.com
Tue Nov 4 16:44:54 CET 2003

Peter Hansen wrote:
> Miki Tebeka wrote:
> >
> > In my test suite I also test some function that output messages to stdout.
> > Is there an easy way to temporary divert stdout to another location?
> >
> > Currently I'm using:
> [snip]
> > This works fine if no one is caching stdout somewhere.
> "Caching stdout"?  What's that mean?  Who would do such a thing?

Ah, reading John's reply I think I figured out what you meant.
You mean some of the code being called is using a saved reference
to sys.stdout, and so it won't dynamically pick your changed version
of that name.

I encountered the same problem once, and found no solution.


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