[PyQt] PyQt Licensing Issue

Phil Thompson phil at riverbankcomputing.com
Wed Dec 9 21:45:48 GMT 2009

On Wed, 9 Dec 2009 21:49:57 +0100, "Hans-Peter Jansen" <hpj at urpla.net>
> On Wednesday 09 December 2009, 19:40:25 Prashant Saxena wrote:
>> Thanks for your kind reply.
>> My application is purely python+PyQt
>> based. I can buy a PyQt commercial license and release the application
>> on all platforms supported by PyQt. Releasing mean  the .pyc files plus
>> necessary PyQt files(.lib,.dll,.so etc.) required. AFAIK this would do
>> the job. Correct me If I am wrong.
> You will need to scotch users from becoming developers in some way, that
> try 
> to resell their stuff. You might want to check the VendorID package, or
> least, use pyinstaller to make this abuse hard. This may help for the 
> problem below, too. Phil, do you consider such practice as sufficient?

It depends - it's all about taking steps that are appropriate to the
particular application and user profile. In some cases I'd be happy with a
section in the EULA, in other cases I'd want some specific technology in


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