This has caused us a lot of trouble since the 4.0.0 release
(see #369 and #373). However, it was only neeeded for tests, where we
might as well just check if the object is alive by calling a Qt method
and checking for the exception (RuntimeError with all Qt APIs).
This has caused us a lot of trouble since the 4.0.0 release (see #369 and #373). However, it was only neeeded for tests, where we might as well just check if the object is alive by calling a Qt method and checking for the exception (RuntimeError with all Qt APIs).
Fixes #373