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Addresses the annoying extra messages as detailed in #14006.
Behavior
The intent is to:
'qt'
hook request.Take a system with both
PyQt5
andpyside6
installed:This means when you run
ipython --matplotlib=tk
, for example, you'll see this:Notes
Working on this has uncovered some interesting dynamics;
qt
is taken to mean "the latest Qt available" and the current code appears to force, in some cases, what is effectively a%gui qt
command before command line or config args are processed (see this issue), so that executingeffectively runs
and if both
pyside6
andPyQt5
are installed, the%gui qt5
will trigger a message about not being able to change Qt versions in the session.