Problems with PyQt5 on Raspi 5 / Debian Bookworm

[Phil Thompson]

On 15/12/2023 16:23, ullix wrote:
> I got the new Raspi 5 and tested a few things. I used pip to
> install/modify a dozen packages, and all worked except for *PyQt5.*
> 
> PyQt5 had been apt-installed as version 5.15.9, and worked in tests of
> mine. But what failed was when trying to upgrade to 5.15.10. After
> closer instepction I apt-removed the apt-installed PyQt5, and tried to
> pip-install that very same version. It failed with :
> 
>   Preparing metadata (pyproject.toml): started
>   Preparing metadata (pyproject.toml): finished with status 'error'
> 
> Full error report in attached file.
> 
> After reinstalling 'python3-pyqt5' via apt, it worked again.
> 
> Where is the problem: Raspi, Debian, pip, pyqt5?
> 
> ullix
> 
> 
> On Raspi 5 I used the default OS install:
> 
> 
>      Raspberry Pi OS with desktop
> 
>  * Release date: December 5th 2023
>  * System: 64-bit
>  * Kernel version: 6.1
>  * Debian version: 12 (bookworm)

pip is attempting to build from source and needs extra options to be 
specified. You also need a reasonably up to date pip. It's much easier 
to use pip to install sip and PyQt-builder and download the sdist, then 
run sip-install in the untarred sdist.

Phil