[OpenIndiana-discuss] meld tool/utility is broken

[Andreas Wacknitz]

Am 15.09.26 um 09:10 schrieb Predrag Zečević via openindiana-discuss:
>
> On 2026-09-14 22:00, Tim Mooney via openindiana-discuss wrote:
>> In regard to: [OpenIndiana-discuss] meld tool/utility is broken, 
>> Predrag...:
>>
>>>     x: float | None = None,
>>> TypeError: unsupported operand type(s) for |: 'type' and 'NoneType'
>>
>> I think it may be this:
>>
>> https://stackoverflow.com/questions/76712720/typeerror-unsupported- 
>> operand-types-for-type-and-nonetype
>>
>> Both meld's web site and meld's gitlab page says it only requires Python
>> 3.4.7 or later, but that "type | None" syntax is apparently a Python 
>> 3.10+
>> thing.
>>
>> The first answer on the stackoverflow site has a couple of workarounds
>> involving other modules.  You might try hack your copy to use one of 
>> them,
>> to see if that fixes it.
>>
>> I don't know for certain if this will work, assuming you have other 
>> python
>> runtimes installed, you could instead try something like
>>
>>      /usr/bin/python3.14 /usr/bin/meld file1.xml file2.xml
>>
>> to see if the problem goes away.
>>
>> Tim
>
> IMHO, meld needs rebuild with python 3.14...
>
> a) There is obviously no meld module present for python 3.14:
> :; /usr/bin/python3.14 /usr/bin/meld file1.xml file2.xml
> Traceback (most recent call last):
>   File "/usr/bin/meld", line 98, in <module>
>     import meld.conf  # noqa: E402
>     ^^^^^^^^^^^^^^^^
> ModuleNotFoundError: No module named 'meld'
>
> b) Python 3.9 is still default one:
> :; pkg mediator python
> MEDIATOR            VER. SRC. VERSION IMPL. SRC. IMPLEMENTATION
> python              local     3.9     vendor
>
>
> Thanks anyway
>
>
We cannot switch to 3.14 at the moment. IPS depends heavily on the 
python version and some additional packages.
As for meld we cannot switch to python 3.14 either because we miss some 
python packages for 3.14 (eg. pygobject). Anybody willing to work on it?

Andreas