[Pkg-netmeasure-discuss] Bug#987656: Bug#987656: flent-gui fails to start (ModuleNotFoundError: No module named 'qtpy')

[Toke Høiland-Jørgensen]

Jaycee Santos <jlsantos at protonmail.com> writes:

> Package: flent
> Version: 2.0.0-2
> Severity: important
> X-Debbugs-Cc: jlsantos at protonmail.com
>
> flent-gui fails to start. I expected a window to appear but nothing happens.
>
> Running 'flent --gui --verbose --debug-error' outputs the following:
>
> Started Flent 2.0.0 using Python 3.9.2.
> ERROR: Unable to find a usable Qt version.
> Traceback (most recent call last):
>   File "/usr/share/flent/flent/gui.py", line 68, in <module>
>     import qtpy
> ModuleNotFoundError: No module named 'qtpy'
>
> During handling of the above exception, another exception occurred:
>
> Traceback (most recent call last):
>   File "/usr/share/flent/flent/__init__.py", line 55, in run_flent
>     from flent.gui import run_gui
>   File "/usr/share/flent/flent/gui.py", line 93, in <module>
>     raise RuntimeError("Unable to find a usable Qt version.")
> RuntimeError: Unable to find a usable Qt version.
>
>
> After doing a quick search for 'qtpy', I came across the python3-qtpy
> package and installed it. flent-gui now starts as expected.
>
>
>
> -- System Information:
> Debian Release: 11.0
>   APT prefers unstable-debug
>   APT policy: (500, 'unstable-debug'), (500, 'unstable')
> Architecture: amd64 (x86_64)
>
> Kernel: Linux 5.10.0-6-amd64 (SMP w/4 CPU threads)
> Kernel taint flags: TAINT_FIRMWARE_WORKAROUND
> Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE not set
> Shell: /bin/sh linked to /usr/bin/dash
> Init: systemd (via /run/systemd/system)
> LSM: AppArmor: enabled
>
> Versions of packages flent depends on:
> ii  libjs-sphinxdoc  3.4.3-2
> ii  python3          3.9.2-3
>
> Versions of packages flent recommends:
> ii  iputils-ping [ping]  3:20210202-1
> ii  irtt                 0.9.0-2+b14
> ii  python3-matplotlib   3.3.4-1
> ii  python3-pyqt5        5.15.2+dfsg-3

Ah, looks like the "Recommends" needs to be updated to python3-qtpy
instead of python3-pyqt5; will fix and push an update... Thank you for
the report!

-Toke