More debug printing

IPython/external/qt_for_kernel.py

@@ -100,6 +100,7 b' def get_options():'
     #already imported Qt somewhere. Use that
     loaded = loaded_api()
     if loaded is not None:
+        print(f'`QtCore` already imported: {loaded=}')
         return [loaded]
 
     mpl = sys.modules.get('matplotlib', None)