[PyQt] PyQt5 NULL QVariant

[Matthias Kuhn]

On 05/05/2016 09:21 AM, Phil Thompson wrote:
> On 4 May 2016, at 10:41 pm, Matthias Kuhn <matthias at opengis.ch> wrote:
>> Hi Phil
>>> No you're not. I can see that the loss of QPyNullVariant can be inconvenient when dealing with C++ code that makes significant use of Null QVariants. However adding it back would itself be a break in compatibility. I'm happy to consider that but it wouldn't be until PyQt v5.7 at the earliest - unless you can think of another solution?
>> Just wondering about the status of this. It's quite important for us to
>> be able to plan ahead.
>>
>> * Can we expect it with PyQt 5.7?
> I haven't decided yet.

I just found the great pyqt5_register_from_qvariant_convertor API and it
seems to work. So I guess we can even make this compatible with older
versions and without upstream changes.
Do you see any drawbacks from such an approach?

Matthias