Re: Qt ImportError

[Marcus D. Leech]

On 07/03/2023 15:58, Daniel R. Marlow wrote:
> -----Original Message-----
> From: discuss-gnuradio-bounces+marlow=princeton.edu@gnu.org 
> <discuss-gnuradio-bounces+marlow=princeton.edu@gnu.org> On Behalf Of Marcus D. 
> Leech
> Sent: Tuesday, March 7, 2023 3:19 PM
> To: discuss-gnuradio@gnu.org
> Subject: Re: Qt ImportError
>
> On 07/03/2023 15:05, Daniel R. Marlow wrote:
> > from PyQt5 import Qt
> Make sure you have your system setup to run Python3 by default?
>
> I have Ubuntu 22.04, same as you.  I don't have this problem. I installed 
> everything from APT packages.
>
>
> Hi Marcus,
>
>     Thanks.    I was indeed picking up Python 2 by default.   Running Python3 
> was better, but now I get hung up on StrictVersion():
>
> Warning: failed to XInitThreads()
> Traceback (most recent call last):
>    File "/home/marlow/21cm_dev/sineWaveFlowGraph.py", line 238, in <module>
>      main()
>    File "/home/marlow/21cm_dev/sineWaveFlowGraph.py", line 211, in main
>      if StrictVersion("4.5.0") <= StrictVersion(Qt.qVersion()) < 
> StrictVersion("5.0.0"):
> NameError: name 'StrictVersion' is not defined
>
> Cheers,
> Dan
Try:

sudo apt install packaging python3-packaging