Use of GPLed Python extension modules

Jp Calderone exarkun at
Sat Nov 22 16:52:15 CET 2003

On Sat, Nov 22, 2003 at 05:37:38PM +0800, kk wrote:
> Paul Rubin wrote:
> > Tim Churches <tchur at> writes:
> > 
> >>If a compiled Python extension module B includes code from some
> >>other software A which is licensed only under the GPL, do other
> >>Python programmes, C, which import module B also need to be licensed
> >>under a GPL-compatible license (assuming C is/are to be distributed
> >>to third parties)?
> > 
> > 
> > It's not enough for B and C to be under "GPL-compatible licenses".
> > They have to be under the actual GPL.
> > 
> > From
> > 
> >     You have a GPL'ed program that I'd like to link with my code to build
> >     a proprietary program. Does the fact that I link with your program
> >     mean I have to GPL my program?
> > 
> >             Yes. 
> AFAIK, ur python program, which is interpreted, is considered data in
> view of the program interpreter. So the GPL license is not needed.
> Correct me if I am wrong.

  I'm pretty sure that's wrong.


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