[vtkusers] Simultaneously build Python 2&3 interface

[David E DeMarle]

The next VTK release will be 7. That should start in a couple of weeks.

There definitely will be a 6.4 but we don't have any timeline for that yet.

Both will have Python3 support thanks to David's excellent work!



David E DeMarle
Kitware, Inc.
R&D Engineer
21 Corporate Drive
Clifton Park, NY 12065-8662
Phone: 518-881-4909

On Sun, Oct 4, 2015 at 2:26 PM, David Gobbi <david.gobbi at gmail.com> wrote:

> On Sun, Oct 4, 2015 at 11:51 AM, Matthias Blaicher <matthias at blaicher.com>
> wrote:
>
>> Hi all,
>>
>> I'd like to start saying that I'm really glad that there is work on a
>> Python 3 binding. VTK is the last showstopper for me to convert to
>> Python 3 and I can hardly wait until it's in an official release (6.4?).
>>
>
> It has already been merged into the upcoming release branch,
> the next release will probably be 6.3.1 (I have no control over
> releases, but I'm guessing it will be soon i.e. within a few weeks).
>
> I'm unclear though, how I'm supposed to build a python 2 and python 3
>> interface at the same time. Is this even possible right now? Hints on
>> how to do this would be greatly appreciated!
>>
>
> They can't be built simultaneously, but you can try building one and then
> the other.  The libraries are versioned (e.g. vtkCommonCorePython27D.dll)
> but the extension modules are not (vtkCommonCorePython.pyd) so when
> doing the second build, make sure that you don't overwrite the first set
> of extension modules with the second.
>
>  - David
>
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