chris@debian:~$ sudo apt install python-pyqt5.qtquick
[sudo] password for chris: 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
python-pyqt5.qtquick is already the newest version (5.7+dfsg-5).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
chris@debian:~$