Qt.labs.qmlmodels is not installed[Solved]

John Plummer jcpconecomp at gmail.com
Tue Feb 28 00:37:34 GMT 2023


Phil,

     Thank you.  That did it in Kubuntu.  I will look at Windows another 
day.

John

On 2/26/23 09:09, Phil Thompson wrote:
> On 08/02/2023 18:54, John Plummer wrote:
>>     Looked for this in the archives back through Jan. 2022 with no
>> success.  I am wanting to use the DelegateChooser/DelegateChoice
>> components in a QML program.  In C++ (and PySide6) this requires
>>
>> import Qt.labs.qmlmodels.
>>
>>     Including that line results in the error shown in the subject above.
>>
>>     I am using Python 3.10 in Kubuntu 22.04 but I see the same error
>> in Windows 11.  I found this suggestion online:
>>
>> the pyqt6 folder doesn't have the Qt folder. So I copy that in pyside6
>> lib to pyqt lib.
>>
>> For me
>> is:from|D:\Python\Python39\Lib\site-packages\PySide6\qml\Qt|to|D:\Python\Python39\Lib\site-packages\PyQt6\Qt6\qml|. 
>>
>>
>>     When I copy the Qt directory, which only contains a labs
>> subdirectory, the 'not installed' error becomes this error:
>>
>> Cannot load library
>> /home/jcp/pyqt6apps/SStarter/.venv/lib/python3.10/site-packages/PyQt6/Qt6/qml/Qt/labs/qmlmodels/liblabsmodelsplugin.so: 
>>
>> (libQt6LabsQmlModels.so.6: cannot open shared object file: No such
>> file or directory)
>>
>> ( and a similar error in Windows).
>>
>>     Is there a way to load the DelegateChooser/DelegateChoice
>> components or will this have to wait until they are out of the labs
>> environment?  Thanks in advance for any input.
>
> I don't include experimental or preview versions of components. The 
> suggestion above should work - you just need to copy the 
> libQt6LabsQmlModels.so.6 file to the lib directory Qt6/lib directory 
> as well.
>
> Phil


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